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

Margaret Fonder, MD

Individual provider Dermatology Physician · NPI 1962689133

Margaret Fonder, MD is a Dermatology in Ridgewood, New Jersey. Graduated from Johns Hopkins University School of Medicine in 2007, 19 years ago. Practices with Bergen Dermatology Specialists PA, a 6-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Rhode Island.

Years since qualifying
19
Trained at
Johns Hopkins University School of Medicine
Licensed in
RI
In the registry since
2008
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

400 Route 17 Ste 2
Ridgewood, NJ 07450-2013
Phone: (201) 652-4536
Fax: (201) 652-4906
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 180 Ramapo Valley Rd, Oakland, NJ 07436-2500 — (201) 337-5100

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence MD13546 (RI)

Record details

NPI number1962689133
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 30, 2008
Last updated in NPPESFebruary 16, 2022
Certification dateFebruary 16, 2022

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Bergen Dermatology Specialists Pa — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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