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

John Martin Feder, MD

Individual provider Orthopaedic Foot and Ankle Surgery Physician · NPI 1558360081

John Martin Feder, MD is an Orthopedic Surgery in Rockville Centre, New York. Graduated from New York Medical College in 1987, 39 years ago. Practices with True North Medical Group PC, a 186-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
39
Trained at
New York Medical College
Licensed in
NY
In the registry since
2005
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

36 Lincoln Ave
Rockville Centre, NY 11570-5768
Phone: (516) 536-2800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Foot and Ankle Surgery Physician (primary) Taxonomy 207XX0004X · Licence 177147 (NY)

Record details

NPI number1558360081
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2005
Last updated in NPPESFebruary 23, 2011

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 1987 (39 years in practice)
Group practice True North Medical Group Pc — 186 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Rockville Centre