Marvin Baker, M.D.
NPI 1285661371 · Cardiovascular Disease Physician · Butler, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marvin Baker, M.D. is a Cardiovascular Disease Physician provider in Butler, PA (NPI 1285661371).
Provider details
- NPI number
- 1285661371
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD023621E (PA)
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
19 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
3,124 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 1,572 | $8 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 321 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 191 | $64 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 182 | $68 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $121 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 168 | 40 |
| Metoprolol Tartrate | 160 | 46 |
| Rivaroxabanbrand: Xarelto | 132 | 33 |
| Atorvastatin Calcium | 120 | 37 |
| Lisinopril | 117 | 30 |
| Rosuvastatin Calcium | 110 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$295 across 18 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
- 2006-06-26
- Last updated
- 2008-04-04
Frequently asked questions
- What is Marvin Baker's NPI number?
- Marvin Baker's National Provider Identifier (NPI) is 1285661371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marvin Baker's specialty?
- Marvin Baker is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Marvin Baker located?
- Marvin Baker's practice location on file with NPPES is 127 Oneida Valley Rd, Butler, PA 16001-2239.
- What is Marvin Baker's phone number?
- The practice phone number listed in the NPPES registry for Marvin Baker is (724) 282-2234.
- Does Marvin Baker accept Medicare?
- Marvin Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marvin Baker's NPI active?
- Yes — Marvin Baker's NPI (1285661371) is active in the NPPES registry as of the last update on 2008-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.