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

Individual provider Internal Medicine Physician · NPI 1558381491

Feliks Chechelniker, MD is an Internal Medicine in Brooklyn, New York. Qualified in 1997, 29 years ago. Practices with Feliks Chechelniker Medical Services PC, a 2-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
29
Licensed in
NY
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

312 Neptune Ave
Brooklyn, NY 11235-6875
Phone: (718) 934-7593
Fax: (646) 405-0174
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 236690 (NY)

Record details

NPI number1558381491
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 21, 2006
Last updated in NPPESMarch 10, 2008

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Feliks Chechelniker Medical Services Pc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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