Doctor profile · Federal record

Dr. Bradley Williams, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Portsmouth, NH

  • NPI 1366753360
  • Accepts Medicare
  • MIPS 85.4 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Borthwick Ave
Portsmouth, NH 038017128
(603) 436-5110
Mailing address
333 Borthwick Ave Ste 100
Portsmouth, NH 038014198

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
January 8, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New Hampshire #25789

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366753360. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
223
Distinct HCPCS
4
Medicare allowed
$28,048
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 81 79 $177
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 68 65 $8
99291 Critical care, first 30-74 minutes 43 43 $218
99284 Emergency department visit with moderate level of medical decision making 31 31 $122

In context: peer comparison

Among 6 peers in Portsmouth Emergency Medicine Physician, average services per provider: 88. This provider delivers 2.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Bradley Williams's medical specialty?
Dr. Bradley Williams practices Emergency Medicine Physician in Portsmouth, NH.
Where does Dr. Bradley Williams practice?
Dr. Bradley Williams practices at 333 Borthwick Ave, Portsmouth, NH 038017128. Office phone: 6034365110.
What is Dr. Bradley Williams's NPI?
Dr. Bradley Williams's National Provider Identifier (NPI) is 1366753360, issued by NPPES.
Does Dr. Bradley Williams accept Medicare assignment?
Yes. Dr. Bradley Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bradley Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.