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

Mark Steven Shaffer, MD

Individual provider Internal Medicine Physician · NPI 1295836674

Mark Steven Shaffer, MD is an Internal Medicine in Bayside, New York. Qualified in 1976, 50 years ago. Accepts Medicare assignment. Licensed in New York.

Years since qualifying
50
Licensed in
NY
In the registry since
2006
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

69-36A 215 St
Bayside, NY 11364
Phone: (718) 279-8787
Fax: (718) 279-8993
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 136330 (NY)

Record details

NPI number1295836674
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address69-36a 215 Street, Bayside, NY 11364

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Bayside