Doctor profile · Federal record

Dr. William Westerkam, MD

Physical Medicine & Rehabilitation Physician (CMS: Physical Medicine and Rehabilitation) · West Columbia, SC

  • NPI 1376597070
  • Accepts Medicare
  • MIPS 83.0 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
222 E Medical Ln Ste 100&200
West Columbia, SC 291694847
(803) 935-8410
fax (803) 936-7816
Mailing address
Po Box 6069
West Columbia, SC 291716069

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 11, 2020
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
208100000X — NUCC code
State license (1)
South Carolina #19261
Medicaid
SC #192614

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376597070. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,947
Distinct HCPCS
5
Medicare allowed
$235,789
HCPCS Description Services Patients Avg allowed
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 1,180 744 $91
95911 Nerve conduction, 9-10 studies 392 374 $200
95909 Nerve conduction, 5-6 studies 346 338 $127
95910 Nerve conduction, 7-8 studies 18 18 $167
95912 Nerve conduction, 11-12 studies 11 11 $236

In context: peer comparison

Among 4 peers in this city , average services per provider: 265. This provider delivers 7.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Vertos Medical, Inc. 1 $17.55

By nature of payment

Food and Beverage
$18

Frequently asked questions

Auto-generated from federal data
What is Dr. William Westerkam's medical specialty?
Dr. William Westerkam practices Physical Medicine & Rehabilitation Physician in West Columbia, SC.
Where does Dr. William Westerkam practice?
Dr. William Westerkam practices at 222 E Medical Ln Ste 100&200, West Columbia, SC 291694847. Office phone: 8039358410.
What is Dr. William Westerkam's NPI?
Dr. William Westerkam's National Provider Identifier (NPI) is 1376597070, issued by NPPES.
Does Dr. William Westerkam accept Medicare assignment?
Yes. Dr. William Westerkam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Westerkam commonly perform?
Top Medicare-reported procedures in 2023: Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886); Nerve conduction, 9-10 studies (HCPCS 95911); Nerve conduction, 5-6 studies (HCPCS 95909). Source: CMS Medicare Physician & Other Practitioners file.