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

Michael Keewook Chang, MD

Individual provider Internal Medicine Physician · NPI 1356900930

Michael Keewook Chang, MD is a Hospitalist in Paoli, Pennsylvania. Graduated from Loma Linda University School of Medicine in 2019, 7 years ago. Practices with Main Line Healthcare, a 1,153-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
7
Trained at
Loma Linda University School of Medicine
Licensed in
PA
In the registry since
2019
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

255 W Lancaster Ave
Paoli, PA 19301-1763
Phone: (484) 565-1510
Fax: (484) 565-1513
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 11234 Anderson St, Loma Linda, CA 92354-2804 — (909) 558-4000

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD477395 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD477395 (PA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1356900930
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 7, 2019
Last updated in NPPESAugust 1, 2022
Certification dateAugust 1, 2022
Mailing address255 W Lancaster Ave, Paoli, PA 19301-1763

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice Main Line Healthcare — 1153 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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