Perumal Thiyagarajan, M.D.
Internal Medicine Physician · New Brunswick, NJ
Perumal Thiyagarajan, M.D. is an internal medicine physician with a practice address in New Brunswick, New Jersey, and NPI 1760811582, issued on Nov 2, 2013. Check the license on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Perumal Thiyagarajan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 294128 NY
Self-reported in NPPES; status is on the state search - Practice location
- 254 Easton Ave, New Brunswick, NJ 08901
- Phone
- (732) 745-8600
- Enumerated
- Nov 2, 2013
- Record last updated
- Jan 20, 2026
- Medicare enrollment
- Enrolled (PECOS I20190325000905); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 254 Easton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sheeba Abraham, P.A.-CSurgical Physician Assistant1275782484
- Harshdeep Acharya, MDStudent in an Organized Health Care Education/Training Program1851022123
- Adenike Adesiyakan, APNAdult Health Nurse Practitioner1215360227
- Emmanuel AdeyemiInternal Medicine Physician1598336968
- Leenah Afridi, MDStudent in an Organized Health Care Education/Training Program1134978984
Verify Perumal Thiyagarajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
184 Medicare Part D claims for 65 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Eliquis13 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 MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Nightwatch Medicine PLLCDix Hills, NY
- North Shore-Lij Medical PCSyosset, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Perumal Thiyagarajan among 4,632 internal medicine physician records in New Jersey
Perumal Thiyagarajan, M.D. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 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 2013, is newer than 72% of them.
- NPI issued2013 · 72% of these records are older, 26% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2012 · median 2000 among the 3,132 with a school on file
- Record last updated2026 · 63% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
141 internal medicine physician records list a practice address in New Brunswick
They are 141 of the 2,740 NPPES records with a practice address in New Brunswick, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in New Brunswick → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sheila Curry Bryan, MDNew Brunswick, NJ 089011306895263
- Kim Dixon, M.D.New Brunswick, NJ 089011144262130
- Nayan Kothari, MDNew Brunswick, NJ 089011881648244
- Ibiyonu Lawrence, MDNew Brunswick, NJ 089011508829318
- Beth Lewis, MDNew Brunswick, NJ 089011053362392
- Stephen Marcella, MDNew Brunswick, NJ 089011407865694
- Manish Patel, MDNew Brunswick, NJ 089011013983998
- Audrey Pereira, MDNew Brunswick, NJ 089011922022516
Common questions
What is Perumal Thiyagarajan, M.D.'s NPI number?
Perumal Thiyagarajan, M.D.'s National Provider Identifier (NPI) is 1760811582, issued on Nov 2, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Perumal Thiyagarajan, M.D. located?
The NPPES record lists a practice address at 254 Easton Ave, New Brunswick, NJ, 08901. Phone: (732) 745-8600. Providers update this record themselves, so call before visiting.
How can I verify Perumal Thiyagarajan, M.D.'s license?
Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Perumal Thiyagarajan, M.D. prescribe under Medicare Part D?
In 2024, Perumal Thiyagarajan, M.D. had 184 Medicare Part D claims for 65 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Perumal Thiyagarajan, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.3 of 100. 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.