Mary Gaston
NPI 1467846428 · Internal Medicine Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Gaston is a Internal Medicine Physician provider in Baton Rouge, LA (NPI 1467846428).
Provider details
- NPI number
- 1467846428
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- PGY.202806 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
491 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 324 | $75 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 107 | $109 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 46 | $166 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 14 | $51 |
Typical Medicare-allowed amounts for these services range $51–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 27 | 22 |
| Levothyroxine Sodium | 18 | 12 |
| Amlodipine Besylate | 18 | 13 |
| Prednisone | 16 | 15 |
| Ciprofloxacin Hcl | 14 | 14 |
| Furosemide | 14 | 12 |
| Apixabanbrand: Eliquis | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$59 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-03-26
- Last updated
- 2015-12-17
Frequently asked questions
- What is Mary Gaston's NPI number?
- Mary Gaston's National Provider Identifier (NPI) is 1467846428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Gaston's specialty?
- Mary Gaston is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Gaston located?
- Mary Gaston's practice location on file with NPPES is 755 Highland Park Dr, Baton Rouge, LA 70808-5644.
- What is Mary Gaston's phone number?
- The practice phone number listed in the NPPES registry for Mary Gaston is (225) 892-0441.
- Does Mary Gaston accept Medicare?
- Mary Gaston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Gaston's NPI active?
- Yes — Mary Gaston's NPI (1467846428) is active in the NPPES registry as of the last update on 2015-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.