Doctor profile · Federal record

Dr. Danissa Williams, MD

Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Harrison, NY

  • NPI 1164041000
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
600 Mamaroneck Ave Ste 301
Harrison, NY 105281613
(914) 723-8100
fax (914) 849-7781
Additional location
2100 Wescott Dr
Flemington, NJ 088224604
(908) 788-6100

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
May 30, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
New York #321728

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164041000. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
21
Distinct HCPCS
1
Medicare allowed
$2,068
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 21 21 $98

In context: peer comparison

Among 3 peers in this city , average services per provider: 80. This provider delivers 0.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Danissa Williams's medical specialty?
Dr. Danissa Williams practices Family Medicine Physician in Harrison, NY.
Where does Dr. Danissa Williams practice?
Dr. Danissa Williams practices at 600 Mamaroneck Ave Ste 301, Harrison, NY 105281613. Office phone: 9147238100.
What is Dr. Danissa Williams's NPI?
Dr. Danissa Williams's National Provider Identifier (NPI) is 1164041000, issued by NPPES.
Does Dr. Danissa Williams accept Medicare assignment?
Yes. Dr. Danissa Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Danissa Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.