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Wellstar Internal Medicine Associates of Marietta

355 Tower Road NE
Suite 300
Marietta, GA 30060

  • Wellstar Internal Medicine Associates of Marietta
  • About Us
  • Our Team
  • Info
(770) 427-2457 Book with MyChart COVID-19 Info

Location


About Us

About Us

Wellstar locations at 355 Tower Rd

At Internal Medicine Associates of Marietta, one of the oldest medical practices in Cobb County, our practice has now been serving the community for more than 65 years. Our healthcare team has continued the legacy of treating each patient with respect, compassion and world-class care. Our comprehensive in-office services include first, second and third class flight physicals, and full lab services.
Office Location
355 Tower Road NE
Suite 300
Marietta, GA 30060

Contact

Phone (770) 427-2457

Fax (770) 427-2706


Hours
Monday: 7:30 AM-4:30 PM Tuesday: 7:30 AM-4:30 PM Wednesday: 7:30 AM-4:30 PM Thursday: 7:30 AM-4:30 PM Friday: 7:30 AM-4:30 PM
Closed Opens 7:30 AM

(770) 427-2457 Book with MyChart COVID-19 Info
Meet our Team

April Manuel, NP

Nurse Practitioner with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Stephanie Stieglitz, MD

Primary Care Physician with Wellstar since 2022.

Specialties
Family Medicine
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Camryn Taylor, PA

Physician Assistant with Wellstar since 2025.

Specialties
Internal Medicine
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Ansley Jenkins, PA

Physician Assistant with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Anahita Mansouri, MD

Internist with Wellstar since 2022.

Specialties
Internal Medicine
Learn More Book with MyChart
Sydney Trevino, DO

Primary Care Physician with Wellstar since 2022.

Specialties
Family Medicine
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Ryan Cantwell, MD

Internist with Wellstar since 2000.

Specialties
Internal Medicine
Learn More Book with MyChart
Julia Williams, NP

Nurse Practitioner with Wellstar since 2023.

Specialties
Family Medicine
Learn More Book with MyChart
Jie Liu, MD

Internist with Wellstar since 2016.

Specialties
Internal Medicine
Learn More Book with MyChart
Joseph Bush, MD

Internist with Wellstar since 2021.

Specialties
Internal Medicine
Learn More Book with MyChart
Katherine Brignoni, NP

Nurse Practitioner with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Peter Trottier, MD

Primary Care Physician with Wellstar since 2005.

Specialties
Family Medicine
Learn More Book with MyChart
Elizabeth Aaron, PA

Physician Assistant with Wellstar since 2019.

Specialties
Internal Medicine
Learn More Book with MyChart
Eric Nelson, LCSW

Licensed Clin. Social Worker with Wellstar since 2018.

Specialties
Psychiatry
Learn More
Adam Albano, MD

Internist with Wellstar since 2018.

Specialties
Internal Medicine
Learn More Book with MyChart
Lindsey Parrish, LCSW

with Wellstar since 2021.

Specialties
Internal Medicine
Learn More
See More Results

Meet our Team

April Manuel, NP

Nurse Practitioner with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Stephanie Stieglitz, MD

Primary Care Physician with Wellstar since 2022.

Specialties
Family Medicine
Learn More Book with MyChart
Camryn Taylor, PA

Physician Assistant with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Ansley Jenkins, PA

Physician Assistant with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Anahita Mansouri, MD

Internist with Wellstar since 2022.

Specialties
Internal Medicine
Learn More Book with MyChart
Sydney Trevino, DO

Primary Care Physician with Wellstar since 2022.

Specialties
Family Medicine
Learn More Book with MyChart
Ryan Cantwell, MD

Internist with Wellstar since 2000.

Specialties
Internal Medicine
Learn More Book with MyChart
Julia Williams, NP

Nurse Practitioner with Wellstar since 2023.

Specialties
Family Medicine
Learn More Book with MyChart
Jie Liu, MD

Internist with Wellstar since 2016.

Specialties
Internal Medicine
Learn More Book with MyChart
Joseph Bush, MD

Internist with Wellstar since 2021.

Specialties
Internal Medicine
Learn More Book with MyChart
Katherine Brignoni, NP

Nurse Practitioner with Wellstar since 2025.

Specialties
Internal Medicine
Learn More Book with MyChart
Peter Trottier, MD

Primary Care Physician with Wellstar since 2005.

Specialties
Family Medicine
Learn More Book with MyChart
Elizabeth Aaron, PA

Physician Assistant with Wellstar since 2019.

Specialties
Internal Medicine
Learn More Book with MyChart
Eric Nelson, LCSW

Licensed Clin. Social Worker with Wellstar since 2018.

Specialties
Psychiatry
Learn More
Adam Albano, MD

Internist with Wellstar since 2018.

Specialties
Internal Medicine
Learn More Book with MyChart
Lindsey Parrish, LCSW

with Wellstar since 2021.

Specialties
Internal Medicine
Learn More

April Manuel, NP

Nurse Practitioner with Wellstar since 2025.

Specialties
Internal Medicine
Education
Master of Nursing
Patient Rating

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Stephanie Stieglitz, MD

Primary Care Physician with Wellstar since 2022.

Specialties
Family Medicine
Education
Doctor of Medicine
Patient Rating

Book with MyChart

Camryn Taylor, PA

Physician Assistant with Wellstar since 2025.

Specialties
Internal Medicine
Education
Master of Science - PhyAsst
Patient Rating

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Ansley Jenkins, PA

Physician Assistant with Wellstar since 2025.

Specialties
Internal Medicine
Education
Physician Assistant
Patient Rating

Book with MyChart

Anahita Mansouri, MD

Internist with Wellstar since 2022.

Specialties
Internal Medicine
Education
Doctor of Medicine
Patient Rating

Book with MyChart

Sydney Trevino, DO

Primary Care Physician with Wellstar since 2022.

Specialties
Family Medicine
Education
Doctor of Osteopathic Medicine
Patient Rating

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Ryan Cantwell, MD

Internist with Wellstar since 2000.

Specialties
Internal Medicine
Education
Doctor of Medicine
Patient Rating

Dr. Ryan V. Cantwell is a fourth generation physician and native Atlantan. Within the field of primary care medicine, he particularly enjoys prevention, sports medicine and fitness, as well as participating in short-term overseas medical missions. As an Aviation Medical Examiner, he does Class I,II and III flight physicals for the Federal Aviation Administration. After his undergraduate training at Duke University in North Carolina, he earned his Doctorate in Medicine from Morehouse School of Medicine in Atlanta, GA.

He was recognized by the National Committee for Quality Assurance (NCQA)’s Bridges to Excellence program for their quality diabetes care and management. The Bridges to Excellence program is designed to create significant leaps in the quality of care by recognizing and rewarding healthcare providers who demonstrate that they have implemented comprehensive solutions in the management of patients and deliver safe, timely, effective, efficient, equitable and patient-centered care.

Book with MyChart

Julia Williams, NP

Nurse Practitioner with Wellstar since 2023.

Specialties
Family Medicine
Education
Master of Science in Nursing
Patient Rating

Book with MyChart

Jie Liu, MD

Internist with Wellstar since 2016.

Specialties
Internal Medicine
Education
Doctor of Medicine
Patient Rating

Dr. Helen Liu received her medical degree from Tianjin Medical University School of Medicine in Tianjin, China. She completed her residency at Saint Mary’s Hospital in Waterbury, CT.

Dr. Liu is a member of the American College of Physicians and is board certified in internal medicine.

She is currently in practice with Wellstar Internal Medicine.

Book with MyChart

Joseph Bush, MD

Internist with Wellstar since 2021.

Specialties
Internal Medicine
Education
Doctor of Medicine
Patient Rating

Book with MyChart

Katherine Brignoni, NP

Nurse Practitioner with Wellstar since 2025.

Specialties
Internal Medicine
Education
Family Nurse Practitioner
Patient Rating

Book with MyChart

Peter Trottier, MD

Primary Care Physician with Wellstar since 2005.

Specialties
Family Medicine
Education
Doctor of Medicine
Patient Rating

Dr. Peter Trottier received his bachelor’s degree in biology from Quinnipiac College in Hamden, Conn. Dr. Trottier received his medical degree from Morehouse School of Medicine in Atlanta, Ga. He completed his family medicine residency at Middlesex Memorial Hospital University of Connecticut in Middletown, Conn.

Dr. Trottier is board certified in family medicine. He is a member of the American Medical Association and American Academy of Family Physicians.

Dr. Trottier currently is in practice with Wellstar Internal Medicine Associates of Marietta.

Book with MyChart

Elizabeth Aaron, PA

Physician Assistant with Wellstar since 2019.

Specialties
Internal Medicine
Education
Master of Education
Patient Rating

Book with MyChart

Eric Nelson, LCSW

Licensed Clin. Social Worker with Wellstar since 2018.

Specialties
Psychiatry
Education
Master of Social Work

Adam Albano, MD

Internist with Wellstar since 2018.

Specialties
Internal Medicine
Education
Doctor of Medicine
Patient Rating

Book with MyChart

Lindsey Parrish, LCSW

with Wellstar since 2021.

Specialties
Internal Medicine
Education
Master of Social Work
Helpful Information for your next visit.

  • Appointments and Cancellations
  • Directions
  • Hospitalization
  • Insurance and Payments
  • Practice News
  • Prescription Refills
  • Printable Office Forms
  • Referrals
Appointments and Cancellations
To schedule an appointment please call our appointment line: (770) 427-2457.

Our phones are open between the hours of 7:30am to 4:00pm.

If you would like to request a non-urgent appointment or cancel an appointment more than 2 business days in advance, we offer online appointment requests by clicking the link on this web page.

We request a 24 hour cancellation notice for all appointments.
Directions
From I-75: Take the Canton Road exit (#267B). Travel southbound on the Canton Road Connector (towards Church Street). Turn right at the second light onto Tower Road (Wellstar Kennestone Hospital is on the left). Our building, 355 Tower Road, is 0.5 miles west (toward Kennesaw Mountain) on your left.
 
Parking:
There is free parking beside and underneath our building.
Hospitalization
Our doctors have privileges at Kennestone Hospital. If you are admitted as an in-patient at Kennestone Hospital, you will be seen by a Hospitalist physician who will communicate with your Primary Care Physician.

A Hospitalist is a physician who specializes in caring for patients in the hospital 24 hours a day. They are Board Certified Internal Medicine Physicians who will be responsible for your care from admission through discharge.
Insurance and Payments
We are committed to meeting your health care needs. Our goal is to keep your insurance or other financial arrangements as simple as possible.

Wellstar Medical Group participates in most major insurance plans. For a complete list of insurance participants at this practice please call the practice main line. We will file your insurance for you if we are a participating provider of your plan.

All co-payments are due at the time of service. Please remember to bring your insurance card (HMO, CMO, PPO, etc.) with you to each appointment.
Practice News
Contact this location for more information.
Prescription Refills
The quickest way to obtain a refill is to contact your pharmacy and have them electronically request your prescription.

Prescriptions will be filled within 48-72 hours.

Prescriptions for controlled substances will have to be picked up directly from our office and will require a signature for retrieval.

If you would like to request a refill online you may click on the prescription refill link below.
Printable Office Forms

Authorization for Release of PHI
Authorization for Release of PHI Spanish
Patient Registration Packet
MyChart Adult Proxy
MyChart Child Proxy
MyChart Teen Proxy
Notice of Privacy Practices Acknowledgement
Notice of Privacy Practices Acknowledgement Spanish
Patient Communication Designation
Patient Communication Designation Spanish
Patient Registration
Patient Registration Spanish
Referrals
If you would like to request a referral, please call our referral line at (678) 290-4902.

Referrals will be complete within 72 hours. Emergencies will be handled on a priority basis.

If you would like to request a referral on line you may click on the referral link below.

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PATIENT RESOURCES

Pay Your Bill Accepted Insurance

HELP

Contact Us Hospital Transparency Information Price Transparency Policy and Privacy Information

MEDIA

Media Room

COMMUNITY CARE

Community Care
In the Community Health Highlights Events & Classes
For Business
Corporate Purchasing Community Health Needs Assesment
Give
Wellstar Foundation Donate Ways to Give Volunteer

ABOUT US

About Wellstar Diversity Equity Inclusion & Belonging Leadership Wellstar Board of Trustees Healthcare Innovation Safety First Commitment Wellstar Research Institute Latest News

CAREERS & EDUCATION

Careers at Wellstar Graduate Medical Education Pharmacy Residency

PATIENT RESOURCES

Pay Your Bill Accepted Insurance

HELP

Contact Us Hospital Transparency Information Price Transparency Policy and Privacy Information

MEDIA

Media Room

COMMUNITY CARE

Community Care
In the Community Health Highlights Events & Classes
For Business
Corporate Purchasing Community Health Needs Assesment
Give
Wellstar Foundation Donate Ways to Give Volunteer

ABOUT US

About Wellstar Diversity Equity Inclusion & Belonging Leadership Wellstar Board of Trustees Healthcare Innovation Safety First Commitment Wellstar Research Institute Latest News

CAREERS & EDUCATION

Careers at Wellstar Graduate Medical Education Pharmacy Residency

PATIENT RESOURCES

Pay Your Bill Accepted Insurance

HELP

Contact Us Hospital Transparency Information Price Transparency Policy and Privacy Information

MEDIA

Media Room

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