Doctor profile · Federal record

Dr. Mary Gaston

Internal Medicine Physician (CMS: Hospitalist) · Baton Rouge, LA

  • NPI 1467846428
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
755 Highland Park Dr
Baton Rouge, LA 708085644
(225) 892-0441

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
December 17, 2015
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Louisiana #PGY.202806

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467846428. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
397
Distinct HCPCS
3
Medicare allowed
$37,640
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 276 94 $78
99239 Hospital discharge day management, more than 30 minutes 78 73 $113
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 43 43 $171

In context: peer comparison

Among 90 peers in Baton Rouge Internal Medicine Physician, average services per provider: 110. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$59
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 4 $58.68

By nature of payment

Food and Beverage
$59

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
228
Patients
81
Total drug cost
$16,092
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 30 17 $574
Atorvastatin Calcium Generic 23 11 $187
Eliquis (Apixaban) Brand 23 13 $14,199
Furosemide Generic 19 0 $83
Amlodipine Besylate Generic 18 12 $64
Ciprofloxacin Hcl Generic 18 17 $93
Hydralazine Hcl Generic 16 0 $246
Losartan Potassium Generic 13 0 $57
Metoprolol Tartrate Generic 13 0 $66
Amiodarone Hcl Generic 11 0 $226

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Gaston's medical specialty?
Dr. Mary Gaston practices Internal Medicine Physician in Baton Rouge, LA.
Where does Dr. Mary Gaston practice?
Dr. Mary Gaston practices at 755 Highland Park Dr, Baton Rouge, LA 708085644. Office phone: 2258920441.
What is Dr. Mary Gaston's NPI?
Dr. Mary Gaston's National Provider Identifier (NPI) is 1467846428, issued by NPPES.
Does Dr. Mary Gaston accept Medicare assignment?
Yes. Dr. Mary Gaston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Gaston commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.