Roy Rajan, MD
Nephrology Physician · Keene, NH
Roy Rajan, MD is a nephrology physician with a practice address in Keene, New Hampshire, and NPI 1053680900, issued on Dec 21, 2011. Check the license (New Hampshire 18268, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Roy Rajan
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- 18268 NH
125060464 IL
Self-reported in NPPES; status is on the state search - Practice location
- 590 Court St, Keene, NH 03431
- Phone
- (603) 354-5400
- Enumerated
- Dec 21, 2011
- Record last updated
- Aug 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170818000070); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 37 in New Hampshire → Look up another NPI →
Also registered at 590 Court St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Anderson, M.D.Critical Care Medicine (Anesthesiology) Physician1790927168
- William Argie, PA-CMedical Physician Assistant1265519946
- Jeremy Arnold, M.D.Emergency Medicine Physician1174784557
- Payson Ayer-Dufner, PA-CPhysician Assistant1124424379
- Everett Bacon, MDEmergency Medicine Physician1669827143
- Samantha BarryFamily Nurse Practitioner1568004307
Verify Roy Rajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 18268Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average nephrology physician in 2024
1,219 Medicare Part D claims for 211 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Losartan Potassium123 claims
- Chlorthalidone105 claims
- Amlodipine Besylate98 claims
- Lisinopril88 claims
- Farxiga73 claims
- Furosemide68 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 90.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
2 hospitals and group practices
- Mary Hitchcock Memorial HospitalKeene, NH · Acute Care Hospitals3 of 5 stars
- Dartmouth-Hitchcock ClinicLebanon, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Roy Rajan among 37 nephrology physician records in New Hampshire
Roy Rajan, MD is one of 37 nephrology physician records with a practice address in New Hampshire. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 70% of them.
- NPI issued2011 · 70% of these records are older, 19% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated2001 · median 2001 among the 31 with a school on file
- Record last updated2021 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in New Hampshire
There are 37 nephrology physician records in New Hampshire.
All 37 in New Hampshire → Every provider in Keene → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Maryam Gul, MDKeene, NH 034311144501941
- Maged Lotfalla, M.D.Keene, NH 034311588021935
- Michael O'Shea, MDKeene, NH 034311831189927
- Yishu Han, MDConcord, NH 033011619505989
- Lawrence Schlepphorst, M.D.Concord, NH 033011922096247
- Noshi Ishak, MDLaconia, NH 032461205952488
- Thomas Murphy, M.D.Hopkinton, NH 032291942501564
- Clay Block, M.D.Lebanon, NH 037561962593608
Common questions
What is Roy Rajan, MD's NPI number?
Roy Rajan, MD's National Provider Identifier (NPI) is 1053680900, issued on Dec 21, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Roy Rajan, MD located?
The NPPES record lists a practice address at 590 Court St, Keene, NH, 03431. Phone: (603) 354-5400. Providers update this record themselves, so call before visiting.
How can I verify Roy Rajan, MD's license?
NPPES lists New Hampshire license number 18268, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Roy Rajan, MD prescribe under Medicare Part D?
In 2024, Roy Rajan, MD had 1,219 Medicare Part D claims for 211 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Roy Rajan, MD's MIPS final score?
The 2023 MIPS final score is 90.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.