Doctor profile · Federal record
Dr. Brett Williams, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Buffalo, NY
- NPI 1265505374
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 21 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
Buffalo General Hospital Department of Emergency Medic, 100 High St
Buffalo, NY 14203
(716) 859-1499 - Mailing address
-
239 Merrymont RD
Cheektowaga, NY 142251053
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- New York #241958
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265505374. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
673
Distinct HCPCS
5
Medicare allowed
$97,329
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 266 | 265 | $178 | |
99284 |
Emergency department visit with moderate level of medical decision making | 168 | 167 | $122 | |
99291 |
Critical care, first 30-74 minutes | 123 | 122 | $214 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 83 | 80 | $8 | |
99283 |
Emergency department visit with low level of medical decision making | 33 | 33 | $73 |
In context: peer comparison
Among 56 peers in this city , average services per provider: 82. This provider delivers 8.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
53
Patients
52
Total drug cost
$403
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 23 | 23 | $260 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 15 | 15 | $73 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 14 | $70 |
Frequently asked questions
What is Dr. Brett Williams's medical specialty?
Dr. Brett Williams practices Emergency Medicine Physician in Buffalo, NY.
Where does Dr. Brett Williams practice?
Dr. Brett Williams practices at Buffalo General Hospital Department of Emergency Medic, Buffalo, NY 14203. Office phone: 7168591499.
What is Dr. Brett Williams's NPI?
Dr. Brett Williams's National Provider Identifier (NPI) is 1265505374, issued by NPPES.
Does Dr. Brett Williams accept Medicare assignment?
Yes. Dr. Brett Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brett Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.