Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. John Michael Clark, DO

Individual provider Internal Medicine Physician · NPI 1831484138

Dr. John Michael Clark, DO is a Cardiovascular Disease (Cardiology) in Wynnewood, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 2011, 15 years ago. Practices with Main Line Healthcare, a 1,153-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
15
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2011
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

100 E Lancaster Ave Heart Pavilion Mezzanine Level
Wynnewood, PA 19096-3435
Phone: (484) 476-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Advanced Heart Failure and Transplant Cardiology Physician (primary) Taxonomy 207RA0001X · Licence OS019297 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence OS019297 (PA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence OS019297 (PA)

Record details

NPI number1831484138
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 14, 2011
Last updated in NPPESOctober 17, 2024
Certification dateOctober 17, 2024
Mailing address3803 W Chester Pike Ste 160, Newtown Square, PA 19073-2336

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesADVANCED HEART FAILURE AND TRANSPLANT CARDIOLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2011 (15 years in practice)
Group practice Main Line Healthcare — 1153 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations8 on file with Medicare

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