Doctor profile · Federal record

Dr. Thomas Witham, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Grand Rapids, MI

  • NPI 1982823639
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Jefferson Ave Se
Grand Rapids, MI 495034502
(616) 942-9610
Mailing address
Po Box Q
Grand Rapids, MI 495014917

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 4, 2008
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Michigan #4301084261
Medicaid
MI #5218377

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982823639. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
153
Distinct HCPCS
4
Medicare allowed
$19,480
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 69 65 $117
99285 Emergency department visit with high level of medical decision making 47 47 $172
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 22 22 $8
99291 Critical care, first 30-74 minutes 15 15 $207

In context: peer comparison

Among 50 peers in Grand Rapids Emergency Medicine Physician, average services per provider: 100. This provider delivers 1.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
16
Total drug cost
$66
Drug Type Claims Patients Total cost
Cephalexin Generic 16 16 $66

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Witham's medical specialty?
Dr. Thomas Witham practices Emergency Medicine Physician in Grand Rapids, MI.
Where does Dr. Thomas Witham practice?
Dr. Thomas Witham practices at 200 Jefferson Ave Se, Grand Rapids, MI 495034502. Office phone: 6169429610.
What is Dr. Thomas Witham's NPI?
Dr. Thomas Witham's National Provider Identifier (NPI) is 1982823639, issued by NPPES.
Does Dr. Thomas Witham accept Medicare assignment?
Yes. Dr. Thomas Witham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Witham commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); 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). Source: CMS Medicare Physician & Other Practitioners file.