Richard Baker, MD
NPI 1538185517 · Internal Medicine Physician · Nacogdoches, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Baker, MD is a Internal Medicine Physician provider in Nacogdoches, TX (NPI 1538185517).
Provider details
- NPI number
- 1538185517
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- F8399 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
938 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 312 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 190 | $82 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 190 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 81 | $71 |
| Physician Or Allowed Practitioner Re-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 aG0179 | 56 | $38 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 112 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 300 | 38 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 234 | 45 |
| Levothyroxine Sodium | 186 | 32 |
| Pantoprazole Sodium | 112 | 23 |
| Gabapentin | 107 | 22 |
| Atorvastatin Calcium | 102 | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2014-04-03
Frequently asked questions
- What is Richard Baker's NPI number?
- Richard Baker's National Provider Identifier (NPI) is 1538185517, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Baker's specialty?
- Richard Baker is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Baker located?
- Richard Baker's practice location on file with NPPES is 1301 Raguet St, Nacogdoches, TX 75961-4249.
- What is Richard Baker's phone number?
- The practice phone number listed in the NPPES registry for Richard Baker is (936) 560-3620.
- Does Richard Baker accept Medicare?
- Richard Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Baker's NPI active?
- Yes — Richard Baker's NPI (1538185517) is active in the NPPES registry as of the last update on 2014-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.