Don Rajan, MD
NPI 1104447861 · Internal Medicine Physician · Edinburgh, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Don Rajan, MD is a Internal Medicine Physician provider in Edinburgh, TX (NPI 1104447861).
Provider details
- NPI number
- 1104447861
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
872 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 401 | $116 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 234 | $77 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 134 | $111 |
| Advance Care Planning, First 30 Minutes99497 | 70 | $73 |
| Advance Care Planning, Each Additional 30 Minutes99498 | 21 | $70 |
| Critical Care, First 30-74 Minutes99291 | 12 | $207 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 25 | 19 |
| Pantoprazole Sodium | 20 | 19 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 18 | 15 |
| Apixabanbrand: Eliquis | 17 | — |
| Furosemide | 16 | 12 |
| Oxycodone Hcl | 16 | 16 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-05-04
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is Don Rajan's NPI number?
- Don Rajan's National Provider Identifier (NPI) is 1104447861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Don Rajan's specialty?
- Don Rajan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Don Rajan located?
- Don Rajan's practice location on file with NPPES is 5423 S Mccoll Rd, Edinburgh, TX 78539.
- What is Don Rajan's phone number?
- The practice phone number listed in the NPPES registry for Don Rajan is (956) 442-6412.
- Does Don Rajan accept Medicare?
- Don Rajan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Don Rajan's NPI active?
- Yes — Don Rajan's NPI (1104447861) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.