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

Individual provider Geriatric Psychiatry Physician · NPI 1861540601

Alexander S Zwil, MD is a Psychiatry in Philadelphia, Pennsylvania. Graduated from Temple University School of Medicine in 1984, 42 years ago. Practices with University of Penn-Medical Group, a 3,401-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
42
Trained at
Temple University School of Medicine
Licensed in
PA
In the registry since
2007
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

3535 Market St 3rd Fl
Philadelphia, PA 19104-3309
Phone: (215) 746-6700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence MD033807E (PA)
Geriatric Psychiatry Physician Taxonomy 2084P0805X · Licence MD033807E (PA)

Record details

NPI number1861540601
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 8, 2007
Last updated in NPPESFebruary 1, 2016

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice University Of Penn-Medical Group — 3401 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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