Doctor profile · Federal record

Dr. Mohamed Zawahir, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Specialist · Williamsville, NY

  • NPI 1619915709
  • Accepts Medicare
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
30 S Cayuga RD
Williamsville, NY 142216728
(716) 632-1088
Additional location
133 Park St
Malone, NY 129531244
(518) 483-3000
Mailing address
4591 Washington Dr
Lewiston, NY 140922339

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 2, 2022
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
New York #248718 · District of Columbia #MD33957
Medicaid
DC #034439900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619915709. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
27
Distinct HCPCS
2
Medicare allowed
$2,349
HCPCS Description Services Patients Avg allowed
00910 Anesthesia for other procedure on urinary system through urethra 16 14 $94
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 11 11 $77

In context: peer comparison

Among 16 peers in this city , average services per provider: 17. This provider delivers 1.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mohamed Zawahir's medical specialty?
Dr. Mohamed Zawahir practices Anesthesiology Physician in Williamsville, NY.
Where does Dr. Mohamed Zawahir practice?
Dr. Mohamed Zawahir practices at 30 S Cayuga RD, Williamsville, NY 142216728. Office phone: 7166321088.
What is Dr. Mohamed Zawahir's NPI?
Dr. Mohamed Zawahir's National Provider Identifier (NPI) is 1619915709, issued by NPPES.
Does Dr. Mohamed Zawahir accept Medicare assignment?
Yes. Dr. Mohamed Zawahir accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohamed Zawahir commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on urinary system through urethra (HCPCS 00910); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.