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

Mrs. Karen Laura Hammerman, MD

Individual provider Dermatology Physician · NPI 1083934087

Mrs. Karen Laura Hammerman, MD is a Dermatology in Brooklyn, New York. Graduated from State University of New York Downstate Medical Center in 2007, 19 years ago. Practices with Schweiger Dermatology PLLC, a 248-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
19
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
In the registry since
2010
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

2408 Ocean Ave
Brooklyn, NY 11229-3565
Phone: (718) 332-2999
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 263285 (NY)

Record details

NPI number1083934087
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 2, 2010
Last updated in NPPESMarch 4, 2015

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 2007 (19 years in practice)
Group practice Schweiger Dermatology Pllc — 248 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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