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

Dr. John Michael Williams, MD

Individual provider Dermatology Physician · NPI 1457389678

Dr. John Michael Williams, MD is a Dermatology in Summit, New Jersey. Graduated from Drexel University College of Medicine in 1999, 27 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
27
Trained at
Drexel University College of Medicine
Licensed in
NJ
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

33 Overlook Rd Ste 202
Summit, NJ 07901-3562
Phone: (908) 598-1300
Fax: (908) 598-1301
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 25MA08118400 (NJ)

Record details

NPI number1457389678
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 28, 2006
Last updated in NPPESJanuary 2, 2019
Mailing address33 Overlook Rd Ste 202, Summit, NJ 07901-3562

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolDREXEL UNIVERSITY COLLEGE OF MEDICINE
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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