Nathan Kaller, DO
Specialties
Family Medicine
Education & Training
Doctor of Osteopathic Medicine
Nathan Kaller, DO
Primary Care Physician with Wellstar since 2015.
Specialties
Family Medicine
Education & Training
Doctor of Osteopathic Medicine
Office Locations
Expertise
About Nathan Kaller, DO
Specialties
- Family Medicine
Education & Training
- Philadelphia College of Osteopathic Medicine
Degree
- Doctor of Osteopathic Medicine
Residency
- Lakeside Medical Center
Certifications
- AOA Family Medicine
Languages spoken
- English
Common Treatments, Conditions, and Procedures
- Anemia
- Annual Wellness Exam
- Anxiety
- Asthma
- COPD
- Depression
- High Blood Pressure
- High Cholesterol
- Immunization
- Medication Management
- Men's Health
- Preventative Screening
- School and Sports Physicals
- Stop Smoking
- Strep Throat
- Upper Respiratory Infections
- Women's Health
Patient Reviews
Overall patient rating
4.9Based on 462 patient ratings
- Listened to me carefully
-
- Shared the right amount of information
-
- I'd recommend this provider to family and friends
-
- I'd recommend this practice to family and friends
-
- Earned my trust
-
All reviews have been submitted by patients after seeing the provider.For more information about the review system, check out this Learn more about our review system.
Patient Reviews
5
Dr. Kaller has been an incredible asset to helping me with my health issues and getting me back on track. I can't say enough good about him. He's a true humanitarian and I am so grateful that he is my doctor.
February 20, 2026
5
I had the pleasure of meeting a new member of the staff. I believe her name is Crystal. Such a great positive attitude, happy and listened very well.
February 17, 2026
5
Dr. Kaller is the best.
February 16, 2026
5
Dr. Kaller is an excellent physician. I value his opinion he spends time lessons and ask you lots of questions to help understand what's going on.
February 12, 2026
5
Dr Kaller is one of the best care providers I have had in my 56 years. He always responds to my questions and requests with compassion and understanding. He is an example of the best of Wellstar, and he truly delivers world class care to every patient, every time.
February 14, 2026
5
Great service
February 10, 2026
5
Dr. Kaller and his staff are really great people I travel almost an hour one way just to come up there because I love the treatment that I receive from everyone would not change for nothing.
February 8, 2026
5
Dr Kaller is top notch and Crystal rocks!
February 7, 2026
5
The nurse that I had was very kind and she made me feel better just with her attitude and positive outlook. And Dr. Kaller, he was very compassionate. He was very patient. I went through a lot of stuff with him and he was just so kind and I told everybody for the rest of the day just what a wonderful person Dr. Kaller is and I'm so grateful to have him as my physician.
February 7, 2026
5
Nurse was very comfortingly and made the experience perfect
February 5, 2026
5
Best around. Does not make you wait unreasonable time after appointment time and actually takes time to listen to you. Prepared ahead of time and knows your history!
February 1, 2026
5
Dr. Kaller is always the best! We are very happy to have him as our primary doctor.
January 31, 2026
5
Dr. Kaller is like my father. He knows his patience. Their histories ,is very involved with his patience. He makes you feel good even when you're feeling bad because he presents a genuine aura of really caring for his patience. He is like my father, what a doctor should be. thank you.
February 5, 2026
5
My nurse was so kind and fun to talk with. Dr Kaller was kind and attentive as always. He is always so professional, but still makes you feel like he knows and remembers you. He is an amazing doctor!
January 21, 2026
5
It's too bad that all Wellstar practices aren't like this one. There are a few that should come and take notes.
January 18, 2026
5
Nursing staff are very competent, as is my primary care Dr. I will always remember the words, banana, sunrise, and chair after my recent physical ;)
January 18, 2026
5
Excellent!
January 18, 2026
5
Dr. Kaller & staff were awesome. Dr K has helped me better understand my kidney disease & gave me assurance he will be part of the "team" with the nephrologist
January 18, 2026
5
Dr Kaller is always accommodating and thorough when needed. He listens and is very good at communicating what is best for my future health.
January 16, 2026
5
I really like Dr Kaller. he listens and never acts like he is rushed. he is receptive to the questions that I ask and gives answers.
December 24, 2025
5
Dr Kaller has been very helpful and concerned
December 19, 2025
5
Crystal and Dr. Kaller are great!
December 17, 2025
5
Dr. Kaller has been my primary for a very long time. He has listened to all my life problems not just my medical issues. I'm 56 and I haven't had a primary doctor as great as Dr. Kaller. Thank you Dr. Kaller for everything.
December 15, 2025
5
they really care about their patience.
December 14, 2025
5
Dr Kaller and staff were awesome as always. As was the nurse who drew blood.
December 12, 2025
5
Very friendly, knowledgeable staff.
December 11, 2025
5
Everything was addressed with my doctor that I needed and all was taken care of very efficiently
December 11, 2025
5
Dr. Kaller is the best!
December 11, 2025
5
Dr Kaller continues to take great care of me. He is professional and knowledgeable about my needs. He takes time to see me as a person as well as a patient. Because he also cares for my daughter and granddaughter, I see him as a generational doctor. All of us think very highly of him. His nurse Crystal was also professional and spent time getting to know me as a person. That is very important to me. We had a great conversation about the adventures of teaching children. Thank you
December 16, 2025
5
I always have a great there.
December 12, 2025
5
Dr. Kaller has been an incredible asset to helping me with my health issues and getting me back on track. I can't say enough good about him. He's a true humanitarian and I am so grateful that he is my doctor.
February 20, 2026
5
I had the pleasure of meeting a new member of the staff. I believe her name is Crystal. Such a great positive attitude, happy and listened very well.
February 17, 2026
5
Dr. Kaller is the best.
February 16, 2026
5
Dr. Kaller is an excellent physician. I value his opinion he spends time lessons and ask you lots of questions to help understand what's going on.
February 12, 2026
5
Dr Kaller is one of the best care providers I have had in my 56 years. He always responds to my questions and requests with compassion and understanding. He is an example of the best of Wellstar, and he truly delivers world class care to every patient, every time.
February 14, 2026
5
Great service
February 10, 2026
5
Dr. Kaller and his staff are really great people I travel almost an hour one way just to come up there because I love the treatment that I receive from everyone would not change for nothing.
February 8, 2026
5
Dr Kaller is top notch and Crystal rocks!
February 7, 2026
5
The nurse that I had was very kind and she made me feel better just with her attitude and positive outlook. And Dr. Kaller, he was very compassionate. He was very patient. I went through a lot of stuff with him and he was just so kind and I told everybody for the rest of the day just what a wonderful person Dr. Kaller is and I'm so grateful to have him as my physician.
February 7, 2026
5
Nurse was very comfortingly and made the experience perfect
February 5, 2026
5
Best around. Does not make you wait unreasonable time after appointment time and actually takes time to listen to you. Prepared ahead of time and knows your history!
February 1, 2026
5
Dr. Kaller is always the best! We are very happy to have him as our primary doctor.
January 31, 2026
5
Dr. Kaller is like my father. He knows his patience. Their histories ,is very involved with his patience. He makes you feel good even when you're feeling bad because he presents a genuine aura of really caring for his patience. He is like my father, what a doctor should be. thank you.
February 5, 2026
5
My nurse was so kind and fun to talk with. Dr Kaller was kind and attentive as always. He is always so professional, but still makes you feel like he knows and remembers you. He is an amazing doctor!
January 21, 2026
5
It's too bad that all Wellstar practices aren't like this one. There are a few that should come and take notes.
January 18, 2026
5
Nursing staff are very competent, as is my primary care Dr. I will always remember the words, banana, sunrise, and chair after my recent physical ;)
January 18, 2026
5
Excellent!
January 18, 2026
5
Dr. Kaller & staff were awesome. Dr K has helped me better understand my kidney disease & gave me assurance he will be part of the "team" with the nephrologist
January 18, 2026
5
Dr Kaller is always accommodating and thorough when needed. He listens and is very good at communicating what is best for my future health.
January 16, 2026
5
I really like Dr Kaller. he listens and never acts like he is rushed. he is receptive to the questions that I ask and gives answers.
December 24, 2025
5
Dr Kaller has been very helpful and concerned
December 19, 2025
5
Crystal and Dr. Kaller are great!
December 17, 2025
5
Dr. Kaller has been my primary for a very long time. He has listened to all my life problems not just my medical issues. I'm 56 and I haven't had a primary doctor as great as Dr. Kaller. Thank you Dr. Kaller for everything.
December 15, 2025
5
they really care about their patience.
December 14, 2025
5
Dr Kaller and staff were awesome as always. As was the nurse who drew blood.
December 12, 2025
5
Very friendly, knowledgeable staff.
December 11, 2025
5
Everything was addressed with my doctor that I needed and all was taken care of very efficiently
December 11, 2025
5
Dr. Kaller is the best!
December 11, 2025
5
Dr Kaller continues to take great care of me. He is professional and knowledgeable about my needs. He takes time to see me as a person as well as a patient. Because he also cares for my daughter and granddaughter, I see him as a generational doctor. All of us think very highly of him. His nurse Crystal was also professional and spent time getting to know me as a person. That is very important to me. We had a great conversation about the adventures of teaching children. Thank you
December 16, 2025
5
I always have a great there.
December 12, 2025
5
Dr. Kaller has been an incredible asset to helping me with my health issues and getting me back on track. I can't say enough good about him. He's a true humanitarian and I am so grateful that he is my doctor.
February 20, 2026
5
I had the pleasure of meeting a new member of the staff. I believe her name is Crystal. Such a great positive attitude, happy and listened very well.
February 17, 2026
5
Dr. Kaller is the best.
February 16, 2026
5
Dr. Kaller is an excellent physician. I value his opinion he spends time lessons and ask you lots of questions to help understand what's going on.
February 12, 2026
5
Dr Kaller is one of the best care providers I have had in my 56 years. He always responds to my questions and requests with compassion and understanding. He is an example of the best of Wellstar, and he truly delivers world class care to every patient, every time.
February 14, 2026
5
Great service
February 10, 2026
5
Dr. Kaller and his staff are really great people I travel almost an hour one way just to come up there because I love the treatment that I receive from everyone would not change for nothing.
February 8, 2026
5
Dr Kaller is top notch and Crystal rocks!
February 7, 2026
5
The nurse that I had was very kind and she made me feel better just with her attitude and positive outlook. And Dr. Kaller, he was very compassionate. He was very patient. I went through a lot of stuff with him and he was just so kind and I told everybody for the rest of the day just what a wonderful person Dr. Kaller is and I'm so grateful to have him as my physician.
February 7, 2026
5
Nurse was very comfortingly and made the experience perfect
February 5, 2026
5
Best around. Does not make you wait unreasonable time after appointment time and actually takes time to listen to you. Prepared ahead of time and knows your history!
February 1, 2026
5
Dr. Kaller is always the best! We are very happy to have him as our primary doctor.
January 31, 2026
5
Dr. Kaller is like my father. He knows his patience. Their histories ,is very involved with his patience. He makes you feel good even when you're feeling bad because he presents a genuine aura of really caring for his patience. He is like my father, what a doctor should be. thank you.
February 5, 2026
5
My nurse was so kind and fun to talk with. Dr Kaller was kind and attentive as always. He is always so professional, but still makes you feel like he knows and remembers you. He is an amazing doctor!
January 21, 2026
5
It's too bad that all Wellstar practices aren't like this one. There are a few that should come and take notes.
January 18, 2026
5
Nursing staff are very competent, as is my primary care Dr. I will always remember the words, banana, sunrise, and chair after my recent physical ;)
January 18, 2026
5
Excellent!
January 18, 2026
5
Dr. Kaller & staff were awesome. Dr K has helped me better understand my kidney disease & gave me assurance he will be part of the "team" with the nephrologist
January 18, 2026
5
Dr Kaller is always accommodating and thorough when needed. He listens and is very good at communicating what is best for my future health.
January 16, 2026
5
I really like Dr Kaller. he listens and never acts like he is rushed. he is receptive to the questions that I ask and gives answers.
December 24, 2025
5
Dr Kaller has been very helpful and concerned
December 19, 2025
5
Crystal and Dr. Kaller are great!
December 17, 2025
5
Dr. Kaller has been my primary for a very long time. He has listened to all my life problems not just my medical issues. I'm 56 and I haven't had a primary doctor as great as Dr. Kaller. Thank you Dr. Kaller for everything.
December 15, 2025
5
they really care about their patience.
December 14, 2025
5
Dr Kaller and staff were awesome as always. As was the nurse who drew blood.
December 12, 2025
5
Very friendly, knowledgeable staff.
December 11, 2025
5
Everything was addressed with my doctor that I needed and all was taken care of very efficiently
December 11, 2025
5
Dr. Kaller is the best!
December 11, 2025
5
Dr Kaller continues to take great care of me. He is professional and knowledgeable about my needs. He takes time to see me as a person as well as a patient. Because he also cares for my daughter and granddaughter, I see him as a generational doctor. All of us think very highly of him. His nurse Crystal was also professional and spent time getting to know me as a person. That is very important to me. We had a great conversation about the adventures of teaching children. Thank you
December 16, 2025
5
I always have a great there.
December 12, 2025
5
Dr. Kaller has been an incredible asset to helping me with my health issues and getting me back on track. I can't say enough good about him. He's a true humanitarian and I am so grateful that he is my doctor.
February 20, 2026
5
I had the pleasure of meeting a new member of the staff. I believe her name is Crystal. Such a great positive attitude, happy and listened very well.
February 17, 2026
5
Dr. Kaller is the best.
February 16, 2026
5
Dr Kaller is one of the best care providers I have had in my 56 years. He always responds to my questions and requests with compassion and understanding. He is an example of the best of Wellstar, and he truly delivers world class care to every patient, every time.
February 14, 2026
5
Dr. Kaller is an excellent physician. I value his opinion he spends time lessons and ask you lots of questions to help understand what's going on.
February 12, 2026
5
Great service
February 10, 2026
5
Dr. Kaller and his staff are really great people I travel almost an hour one way just to come up there because I love the treatment that I receive from everyone would not change for nothing.
February 8, 2026
5
The nurse that I had was very kind and she made me feel better just with her attitude and positive outlook. And Dr. Kaller, he was very compassionate. He was very patient. I went through a lot of stuff with him and he was just so kind and I told everybody for the rest of the day just what a wonderful person Dr. Kaller is and I'm so grateful to have him as my physician.
February 7, 2026
5
Dr Kaller is top notch and Crystal rocks!
February 7, 2026
5
Nurse was very comfortingly and made the experience perfect
February 5, 2026
5
Dr. Kaller is like my father. He knows his patience. Their histories ,is very involved with his patience. He makes you feel good even when you're feeling bad because he presents a genuine aura of really caring for his patience. He is like my father, what a doctor should be. thank you.
February 5, 2026
5
Best around. Does not make you wait unreasonable time after appointment time and actually takes time to listen to you. Prepared ahead of time and knows your history!
February 1, 2026
5
Dr. Kaller is always the best! We are very happy to have him as our primary doctor.
January 31, 2026
5
My nurse was so kind and fun to talk with. Dr Kaller was kind and attentive as always. He is always so professional, but still makes you feel like he knows and remembers you. He is an amazing doctor!
January 21, 2026
5
Nursing staff are very competent, as is my primary care Dr. I will always remember the words, banana, sunrise, and chair after my recent physical ;)
January 18, 2026
5
Excellent!
January 18, 2026
5
Dr. Kaller & staff were awesome. Dr K has helped me better understand my kidney disease & gave me assurance he will be part of the "team" with the nephrologist
January 18, 2026
5
It's too bad that all Wellstar practices aren't like this one. There are a few that should come and take notes.
January 18, 2026
5
Dr Kaller is always accommodating and thorough when needed. He listens and is very good at communicating what is best for my future health.
January 16, 2026
5
I really like Dr Kaller. he listens and never acts like he is rushed. he is receptive to the questions that I ask and gives answers.
December 24, 2025
5
Dr Kaller has been very helpful and concerned
December 19, 2025
5
Crystal and Dr. Kaller are great!
December 17, 2025
5
Dr Kaller continues to take great care of me. He is professional and knowledgeable about my needs. He takes time to see me as a person as well as a patient. Because he also cares for my daughter and granddaughter, I see him as a generational doctor. All of us think very highly of him. His nurse Crystal was also professional and spent time getting to know me as a person. That is very important to me. We had a great conversation about the adventures of teaching children. Thank you
December 16, 2025
5
Dr. Kaller has been my primary for a very long time. He has listened to all my life problems not just my medical issues. I'm 56 and I haven't had a primary doctor as great as Dr. Kaller. Thank you Dr. Kaller for everything.
December 15, 2025
5
they really care about their patience.
December 14, 2025
5
Dr Kaller and staff were awesome as always. As was the nurse who drew blood.
December 12, 2025
5
I always have a great there.
December 12, 2025
5
Very friendly, knowledgeable staff.
December 11, 2025
5
Everything was addressed with my doctor that I needed and all was taken care of very efficiently
December 11, 2025
5
Dr. Kaller is the best!
December 11, 2025
5
Very friendly, knowledgeable staff.
December 11, 2025
5
Everything was addressed with my doctor that I needed and all was taken care of very efficiently
December 11, 2025
5
Dr. Kaller is the best!
December 11, 2025
5
I always have a great there.
December 12, 2025
5
Dr Kaller and staff were awesome as always. As was the nurse who drew blood.
December 12, 2025
5
they really care about their patience.
December 14, 2025
5
Dr. Kaller has been my primary for a very long time. He has listened to all my life problems not just my medical issues. I'm 56 and I haven't had a primary doctor as great as Dr. Kaller. Thank you Dr. Kaller for everything.
December 15, 2025
5
Dr Kaller continues to take great care of me. He is professional and knowledgeable about my needs. He takes time to see me as a person as well as a patient. Because he also cares for my daughter and granddaughter, I see him as a generational doctor. All of us think very highly of him. His nurse Crystal was also professional and spent time getting to know me as a person. That is very important to me. We had a great conversation about the adventures of teaching children. Thank you
December 16, 2025
5
Crystal and Dr. Kaller are great!
December 17, 2025
5
Dr Kaller has been very helpful and concerned
December 19, 2025
5
I really like Dr Kaller. he listens and never acts like he is rushed. he is receptive to the questions that I ask and gives answers.
December 24, 2025
5
Dr Kaller is always accommodating and thorough when needed. He listens and is very good at communicating what is best for my future health.
January 16, 2026
5
It's too bad that all Wellstar practices aren't like this one. There are a few that should come and take notes.
January 18, 2026
5
Dr. Kaller & staff were awesome. Dr K has helped me better understand my kidney disease & gave me assurance he will be part of the "team" with the nephrologist
January 18, 2026
5
Excellent!
January 18, 2026
5
Nursing staff are very competent, as is my primary care Dr. I will always remember the words, banana, sunrise, and chair after my recent physical ;)
January 18, 2026
5
My nurse was so kind and fun to talk with. Dr Kaller was kind and attentive as always. He is always so professional, but still makes you feel like he knows and remembers you. He is an amazing doctor!
January 21, 2026
5
Dr. Kaller is always the best! We are very happy to have him as our primary doctor.
January 31, 2026
5
Best around. Does not make you wait unreasonable time after appointment time and actually takes time to listen to you. Prepared ahead of time and knows your history!
February 1, 2026
5
Dr. Kaller is like my father. He knows his patience. Their histories ,is very involved with his patience. He makes you feel good even when you're feeling bad because he presents a genuine aura of really caring for his patience. He is like my father, what a doctor should be. thank you.
February 5, 2026
5
Nurse was very comfortingly and made the experience perfect
February 5, 2026
5
Dr Kaller is top notch and Crystal rocks!
February 7, 2026
5
The nurse that I had was very kind and she made me feel better just with her attitude and positive outlook. And Dr. Kaller, he was very compassionate. He was very patient. I went through a lot of stuff with him and he was just so kind and I told everybody for the rest of the day just what a wonderful person Dr. Kaller is and I'm so grateful to have him as my physician.
February 7, 2026
5
Dr. Kaller and his staff are really great people I travel almost an hour one way just to come up there because I love the treatment that I receive from everyone would not change for nothing.
February 8, 2026
5
Great service
February 10, 2026
5
Dr. Kaller is an excellent physician. I value his opinion he spends time lessons and ask you lots of questions to help understand what's going on.
February 12, 2026
5
Dr Kaller is one of the best care providers I have had in my 56 years. He always responds to my questions and requests with compassion and understanding. He is an example of the best of Wellstar, and he truly delivers world class care to every patient, every time.
February 14, 2026
5
Dr. Kaller is the best.
February 16, 2026
5
I had the pleasure of meeting a new member of the staff. I believe her name is Crystal. Such a great positive attitude, happy and listened very well.
February 17, 2026
5
Dr. Kaller has been an incredible asset to helping me with my health issues and getting me back on track. I can't say enough good about him. He's a true humanitarian and I am so grateful that he is my doctor.
February 20, 2026
Nathan Kaller, DO
Primary Care Physician with Wellstar since 2015
Rating
4.9
|
|
Specialties
Family Medicine
Education
Doctor of Osteopathic Medicine
Medical School
Philadelphia College of Osteopathic Medicine
Residency
Lakeside Medical Center
Certifications
AOA Family Medicine
Spoken Languages
English
Office Locations
|
|
www.wellstar.org/physicians/nathan-kaller-do
|
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