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

Dr. Hyacinth L Williamson, MD

Individual provider Psychiatry Physician · NPI 1104954239

Dr. Hyacinth L Williamson, MD is a Psychiatry in Brooklyn, New York. Qualified in 1972, 54 years ago. Practices with Interborough Developmental and Consultation Center Inc, a 152-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
54
Licensed in
NY
In the registry since
2007
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

2581 Atlantic Ave 1st Fl
Brooklyn, NY 11207-2412
Phone: (718) 495-6700
Fax: (718) 485-4018
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 177878 (NY)

Record details

NPI number1104954239
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 1, 2007
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Also practisesNEUROPSYCHIATRY
Medical schoolOTHER
Graduated 1972 (54 years in practice)
Group practice Interborough Developmental And Consultation Center Inc — 152 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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