Doctor profile · Federal record

Dr. Catherine Thomas, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hattiesburg, MS

  • NPI 1093796500
  • Accepts Medicare
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
66 Old Airport RD
Hattiesburg, MS 394018382
(601) 544-7500
fax (601) 544-7524
Mailing address
Po Box 1729
Hattiesburg, MS 394031729

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
July 8, 2015
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Mississippi #17738
Medicaid
MS #00126802

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093796500. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$700
Transactions
39
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
ViiV Healthcare Company 22 $414.51
Gilead Sciences, INC. 11 $177.34
Lilly USA, LLC 3 $51.04
Merck Sharp & Dohme LLC 1 $24.16
Novo Nordisk INC 1 $16.96
Abbvie INC. 1 $16.01

By nature of payment

Food and Beverage
$700

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,957
Patients
563
Total drug cost
$1,167,947
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 371 74 $2,985
Gabapentin Generic 341 58 $5,263
Amlodipine Besylate Generic 304 69 $2,211
Omeprazole Generic 293 53 $3,262
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 248 25 $1,007,421
Potassium Chloride Generic 189 30 $4,776
Fluticasone Propionate Generic 153 41 $2,255
Carvedilol Generic 149 28 $1,085
Metoprolol Succinate Generic 137 26 $1,679
Rosuvastatin Calcium Generic 137 32 $2,496

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Thomas's medical specialty?
Dr. Catherine Thomas practices Internal Medicine Physician in Hattiesburg, MS.
Where does Dr. Catherine Thomas practice?
Dr. Catherine Thomas practices at 66 Old Airport RD, Hattiesburg, MS 394018382. Office phone: 6015447500.
What is Dr. Catherine Thomas's NPI?
Dr. Catherine Thomas's National Provider Identifier (NPI) is 1093796500, issued by NPPES.
Does Dr. Catherine Thomas accept Medicare assignment?
Yes. Dr. Catherine Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.