Doctor profile · Federal record

Dr. Peter Williams, DO

Anesthesiology Physician (CMS: Anesthesiology) · Cheektowaga, NY

  • NPI 1295780831
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
Atwal Surgery Center, 3095 Harlem RD
Cheektowaga, NY 142252500
(716) 323-6579
fax (716) 323-6659
Additional location
Atlas Surgery Center (Ubns), 50 George Karl Blvd
Williamsville, NY 14221
Mailing address
1001 Main St Ste K-3502
Buffalo, NY 142031009

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 31, 2024
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New York #238809
Medicaid
NY #02758978

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295780831. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
336
Distinct HCPCS
6
Medicare allowed
$24,541
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 207 172 $62
00145 Anesthesia for retinal surgery 47 45 $107
00910 Anesthesia for other procedure on urinary system through urethra 41 39 $69
00140 Anesthesia for other procedure on eye 17 15 $83
00103 Anesthesia for procedure on eyelid 12 12 $94
00873 Anesthesia for shock wave therapy for urinary system stones without water bath 12 12 $114

In context: peer comparison

Among 5 peers in Cheektowaga Anesthesiology Physician, average services per provider: 34. This provider delivers 9.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Williams's medical specialty?
Dr. Peter Williams practices Anesthesiology Physician in Cheektowaga, NY.
Where does Dr. Peter Williams practice?
Dr. Peter Williams practices at Atwal Surgery Center, Cheektowaga, NY 142252500. Office phone: 7163236579.
What is Dr. Peter Williams's NPI?
Dr. Peter Williams's National Provider Identifier (NPI) is 1295780831, issued by NPPES.
Does Dr. Peter Williams accept Medicare assignment?
Yes. Dr. Peter Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Williams commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for retinal surgery (HCPCS 00145); Anesthesia for other procedure on urinary system through urethra (HCPCS 00910). Source: CMS Medicare Physician & Other Practitioners file.