Nirosshan Thiruchelvam, MD
Internal Medicine Physician · Cleveland, OH
Nirosshan Thiruchelvam, MD is an internal medicine physician with a practice address in Cleveland, Ohio, and NPI 1912262866, issued on Jul 6, 2012. Check the license (Ohio 35.123863, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Nirosshan Thiruchelvam
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35.123863 OH
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Euclid Ave, Cleveland, OH 44195
- Phone
- (216) 444-4142
- Enumerated
- Jul 6, 2012
- Record last updated
- Sep 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20220620000215); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 9500 Euclid Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nirosshan Thiruchelvam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.123863Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,911 Medicare Part D claims for 233 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.
Most prescribed
- Montelukast Sodium437 claims
- Trelegy Ellipta269 claims
- Albuterol Sulfate Hfa228 claims
- Breo Ellipta149 claims
- Breztri Aerosphere112 claims
- Fluticasone-Salmeterol88 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.
Industry payments in 2024: $6,424.43
75 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
4 hospitals and group practices
- Kenmore Mercy HospitalKenmore, NY · Acute Care Hospitals3 of 5 stars
- Mercy Hospital OF BuffaloOrchard Park, NY · Acute Care Hospitals2 of 5 stars
- Mount St. Marys Hospital OF Niagara FallsLockport, NY
- Trinity Medical Wny PCBuffalo, NY
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.
Nirosshan Thiruchelvam among 5,277 internal medicine physician records in Ohio
Nirosshan Thiruchelvam, MD is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 63% of them.
- NPI issued2012 · 63% of these records are older, 35% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2006 · median 2006 among the 3,414 with a school on file
- Record last updated2025 · 58% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
897 internal medicine physician records list a practice address in Cleveland
They are 897 of the 30,748 NPPES records with a practice address in Cleveland, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Cleveland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dhia Aldoori, MDCleveland, OH 441951619941358
- Elena Borukh, MDCleveland, OH 441951497718480
- Steven Feinleib, MDCleveland, OH 441951033173141
- Brian Harte, M.D.Cleveland, OH 441951871557496
- Stephen Hayden, M.D.Cleveland, OH 441951003870551
- Alan Hull, M.D., PH.D.Cleveland, OH 441951235192964
- J Harry Isaacson, MDCleveland, OH 441951639133192
- Anil Jain, MDCleveland, OH 441951700840287
Common questions
What is Nirosshan Thiruchelvam, MD's NPI number?
Nirosshan Thiruchelvam, MD's National Provider Identifier (NPI) is 1912262866, issued on Jul 6, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Nirosshan Thiruchelvam, MD located?
The NPPES record lists a practice address at 9500 Euclid Ave, Cleveland, OH, 44195. Phone: (216) 444-4142. Providers update this record themselves, so call before visiting.
How can I verify Nirosshan Thiruchelvam, MD's license?
NPPES lists Ohio license number 35.123863, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nirosshan Thiruchelvam, MD prescribe under Medicare Part D?
In 2024, Nirosshan Thiruchelvam, MD had 1,911 Medicare Part D claims for 233 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.