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

John Steven Walczyk, MD

Individual provider Dermatology Physician · NPI 1043233166

John Steven Walczyk, MD is a Dermatology in Manhasset, New York. Graduated from Columbia University College of Physicians and Surgeons in 1990, 36 years ago. Practices with Schweiger Dermatology PLLC, a 248-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
36
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1165 Northern Blvd Ste 405
Manhasset, NY 11030-3048
Phone: (516) 365-8030
Fax: (516) 365-8058
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 191586 (NY)

Record details

NPI number1043233166
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1165 Northern Blvd, Suite 405, Manhasset, NY 11030-3048

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 1990 (36 years in practice)
Group practice Schweiger Dermatology Pllc — 248 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Manhasset