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

Yvonne Chak, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1063764108

Yvonne Chak, MD is an Obstetrics/Gynecology in New York, New York. Graduated from State University of New York Downstate Medical Center in 2008, 18 years ago. Practices with Weill Medical College of Cornell, a 2,031-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
18
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
In the registry since
2012
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

156 William St Fl 7
New York, NY 10038-5327
Phone: (646) 962-2620
Fax: (646) 962-5692
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 264749 (NY)

Record details

NPI number1063764108
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 14, 2012
Last updated in NPPESJune 27, 2023
Certification dateJune 27, 2023

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 2008 (18 years in practice)
Group practice Weill Medical College Of Cornell — 2031 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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