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

Individual provider Internal Medicine Physician · NPI 1659923266

Ayman Seifin, MD is a Hospitalist in Darby, Pennsylvania. Qualified in 1996, 30 years ago. Practices with Trinity Health Mid-Atlantic Medical Group, a 357-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
30
Licensed in
PA
In the registry since
2019
Specialties on file
2
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

1500 Lansdowne Ave
Darby, PA 19023-1200
Phone: (610) 237-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD478418 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD478418 (PA)

Record details

NPI number1659923266
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 13, 2019
Last updated in NPPESJanuary 16, 2026
Certification dateJanuary 16, 2026
Mailing address767 Fawnhill Rd, Radnor, PA 19008-1521

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Trinity Health Mid-Atlantic Medical Group — 357 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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