Don Cherian Rajan, MD
Internal Medicine Physician · Edinburgh, TX
Don Cherian Rajan, MD is an internal medicine physician with a practice address in Edinburgh, Texas, and NPI 1104447861, issued on May 4, 2020. Check the license on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Don Cherian Rajan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD61372214 WA
Self-reported in NPPES; status is on the state search - Practice location
- 5423 S Mccoll RD, Edinburgh, TX 78539
- Phone
- (956) 442-6412
- Enumerated
- May 4, 2020
- Record last updated
- Jul 17, 2023
- Medicare enrollment
- Enrolled (PECOS I20230731002100); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Verify Don Cherian Rajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
371 Medicare Part D claims for 139 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 33 claims were for opioids.
Most prescribed
- Atorvastatin Calcium25 claims
- Pantoprazole Sodium20 claims
- Clopidogrel18 claims
- Eliquis17 claims
- Furosemide16 claims
- Oxycodone Hcl16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- South Sound Inpatient Physicians PLLCTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Don Cherian Rajan among 9,175 internal medicine physician records in Texas
Don Cherian Rajan, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 85% of them.
- NPI issued2020 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2017 · median 2004 among the 6,088 with a school on file
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Texas
There are 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Amer Alanbari, MDEdinburg, TX 785391881615045
- Padmini Bhadriraju, MDEdinburg, TX 785391518991447
- Andrew Dentino, MDEdinburg, TX 785391295739126
- Socrates Garrigos, MDEdinburg, TX 785391821052499
- Dinesh Jain, M.D.Edinburg, TX 785391619975083
- Sung Lim, MDEdinburg, TX 785391992759849
- Roberto Martinez, M.D.Edinburg, TX 785391275597593
- Oscar Mendez, M.D.Edinburg, TX 785391871565622
Common questions
What is Don Cherian Rajan, MD's NPI number?
Don Cherian Rajan, MD's National Provider Identifier (NPI) is 1104447861, issued on May 4, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Don Cherian Rajan, MD located?
The NPPES record lists a practice address at 5423 S Mccoll RD, Edinburgh, TX, 78539. Phone: (956) 442-6412. Providers update this record themselves, so call before visiting.
How can I verify Don Cherian Rajan, MD's license?
Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Don Cherian Rajan, MD prescribe under Medicare Part D?
In 2024, Don Cherian Rajan, MD had 371 Medicare Part D claims for 139 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.