Doctor profile · Federal record

Dr. Brian Williamson, MD

Clinical Cardiac Electrophysiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Troy, MI

  • NPI 1255313268
  • Accepts Medicare
  • MIPS 78.1 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4600 Investment Dr, Suite 200
Troy, MI 480986365
(248) 267-5050
fax (248) 267-5051

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
October 20, 2020
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RC0001X — NUCC code
State license (1)
Michigan #4301407031
Medicaid
MI #4445236

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255313268. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,274
Distinct HCPCS
10
Medicare allowed
$383,702
HCPCS Description Services Patients Avg allowed
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 640 465 $15
G2066 Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec 615 99 $71
99214 Established patient office or other outpatient visit, 30-39 minutes 571 460 $131
93296 Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 378 196 $23
93297 Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 333 78 $27
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 268 131 $31
93280 Programming of dual lead pacemaker system 223 194 $37
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 220 82 $38
99215 Established patient office or other outpatient visit, 40-54 minutes 216 175 $183
93280 Programming of dual lead pacemaker system 202 142 $81

In context: peer comparison

Among 2 peers in Troy Clinical Cardiac Electrophysiology Physician, average services per provider: 112. This provider delivers 47× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,975
Transactions
70
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 27 $4,104.97
Biosense Webster, INC. 28 $2,782.66
Medical Device Business Services, INC. 6 $1,716.26
Medtronic, INC. 6 $266.85
Abbott Laboratories 1 $75.10
Cardiva Medical, INC. 1 $17.11
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $12.43

By nature of payment

Travel and Lodging
$5,799
Food and Beverage
$2,912
Consulting Fee
$252
Education
$12

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,219
Patients
1,635
Total drug cost
$2,023,725
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 1,026 287 $1,326,037
Metoprolol Succinate Generic 851 264 $24,733
Carvedilol Generic 519 171 $8,584
Atorvastatin Calcium Generic 377 126 $7,965
Losartan Potassium Generic 321 105 $6,617
Xarelto (Rivaroxaban) Brand 298 91 $414,041
Furosemide Generic 277 99 $1,979
Lisinopril Generic 264 80 $3,293
Flecainide Acetate Generic 256 78 $13,843
Rosuvastatin Calcium Generic 236 70 $6,346

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Williamson's medical specialty?
Dr. Brian Williamson practices Clinical Cardiac Electrophysiology Physician in Troy, MI.
Where does Dr. Brian Williamson practice?
Dr. Brian Williamson practices at 4600 Investment Dr, Troy, MI 480986365. Office phone: 2482675050.
What is Dr. Brian Williamson's NPI?
Dr. Brian Williamson's National Provider Identifier (NPI) is 1255313268, issued by NPPES.
Does Dr. Brian Williamson accept Medicare assignment?
Yes. Dr. Brian Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Williamson commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec (HCPCS G2066); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.