Doctor profile · Federal record

Dr. Stephen Thomas, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Mesa, AZ

  • NPI 1508849985
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6112 E Brown RD
Mesa, AZ 852054955
(480) 924-4422
fax (480) 924-8822

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
October 26, 2011
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #27161
Medicaid
AZ #475295

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508849985. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,544
Distinct HCPCS
10
Medicare allowed
$311,434
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,130 551 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 632 390 $86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 528 528 $124
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 261 54 $1
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 235 228 $14
G0008 Administration of influenza virus vaccine 135 133 $29
90662 Influenza vaccine split virus, preservative free 129 127 $71
77080 Dxa bone density measurement of hip, pelvis, spine 89 89 $37
99203 New patient office or other outpatient visit, 30-44 minutes 56 56 $109
96372 Injection of drug or substance under skin or into muscle 49 31 $13

In context: peer comparison

Among 47 peers in Mesa Internal Medicine Physician, average services per provider: 132. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$143
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Dexcom, INC. 2 $44.82
Novo Nordisk INC 2 $39.03
GlaxoSmithKline, LLC. 1 $23.92
Boston Scientific Corporation 1 $20.11
Saluda Medical Americas, INC. 1 $15.35

By nature of payment

Food and Beverage
$143

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,612
Patients
1,727
Total drug cost
$61,948
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 901 274 $7,720
Levothyroxine Sodium Generic 761 225 $10,381
Amlodipine Besylate Generic 538 171 $3,525
Losartan Potassium Generic 465 144 $5,855
Metformin Hcl Generic 407 120 $2,968
Lisinopril Generic 394 114 $3,023
Omeprazole Generic 337 115 $4,203
Rosuvastatin Calcium Generic 283 91 $4,325
Metoprolol Succinate Generic 275 85 $4,318
Hydrochlorothiazide Generic 268 78 $1,165

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Thomas's medical specialty?
Dr. Stephen Thomas practices Internal Medicine Physician in Mesa, AZ.
Where does Dr. Stephen Thomas practice?
Dr. Stephen Thomas practices at 6112 E Brown RD, Mesa, AZ 852054955. Office phone: 4809244422.
What is Dr. Stephen Thomas's NPI?
Dr. Stephen Thomas's National Provider Identifier (NPI) is 1508849985, issued by NPPES.
Does Dr. Stephen Thomas accept Medicare assignment?
Yes. Dr. Stephen Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Thomas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.