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DR. HYACINTH L WILLIAMSON MD
NPI 1104954239
Psychiatry & Neurology - Psychiatry in Brooklyn, NY

Active since March 01, 2007PECOS EnrolledAccepts Medicare Assignment
2581 ATLANTIC AVE, 1ST FLOOR, BROOKLYN, NY 11207(718) 495-6700(718) 485-4018 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Hyacinth L Williamson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HYACINTH L WILLIAMSON MD (NPI 1104954239) is an individual psychiatry provider in Brooklyn, New York, licensed in New York (177878) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1972).

NPPES Registry Identity

NPI1104954239
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. HYACINTH L WILLIAMSONCredential: MD
Location Address2581 ATLANTIC AVE, 1ST FLOORBrooklyn, NY 11207-2412
Mailing Address1578 Schenectady AveBrooklyn, NY 11234-1417 · (718) 252-1180
Phone(718) 495-6700
Fax(718) 485-4018
Sole ProprietorNo
Medical School CMSOtherGraduated 1972
Enumeration DateMarch 1, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1104954239 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NY · 177878
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
2581 ATLANTIC AVE, Brooklyn, NY 11207
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hyacinth L Williamson Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9537342050
PECOS Enrollment IDI20110322000094
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11207 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$203.53 typical visit price
range $67.40 – $203.53
Typical copayment $50.88 (range $16.85 – $50.88)
Most-billed visit code 99205
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. NATALIE R FOOTE LMSW
Social Worker (Clinical)
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (718) 495-6700
TANISHA ELZEATHA EVANS
Counselor (Addiction (Substance Use Disorder))
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (718) 495-6700
DIANA SALAZAR
Social Worker
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (718) 495-6700
STACEY DELORES THOMPSON
Social Worker
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (718) 495-6700
ABIGAIL BABB
Social Worker
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (718) 495-6700
EMILY GLYDE FEELEY
Social Worker
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (718) 495-6700
MAIRELY A GARCIA
Student in an Organized Health Care Education/Training Program
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (347) 380-3230
LIONEL SUMMERS
Peer Specialist
2581 ATLANTIC AVE
BROOKLYN, NY 11207
Kings County (347) 742-9476

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Hyacinth Williamson's NPI number?

The NPI number for Hyacinth Williamson is 1104954239. It was assigned to this individual provider in the NPPES registry on March 1, 2007.

Where is Hyacinth Williamson located?

Hyacinth Williamson practices at 2581 Atlantic Ave 1st Floor, Brooklyn, NY 11207. The listed phone number is (718) 495-6700.

What is Hyacinth Williamson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Hyacinth Williamson enrolled in Medicare?

Yes. Hyacinth Williamson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Hyacinth Williamson was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.