Navin Kumar Subrayappa, M.D.
Internal Medicine Physician · Troy, PA
Navin Kumar Subrayappa, M.D. is an internal medicine physician with a practice address in Troy, Pennsylvania, and NPI 1639403447, issued on Sep 25, 2009. Check the license (Pennsylvania MD458465, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Navin Kumar Subrayappa
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD458465 PA
MT194197 PA
40316 IA
Self-reported in NPPES; status is on the state search - Practice location
- 285 Guthrie Dr, Troy, PA 16947
- Phone
- (570) 297-4104
- Enumerated
- Sep 25, 2009
- Entity
- Type 1 · individual
Also registered at 285 Guthrie Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Catherine Barrett, NPPediatrics Physician1841269230
- Courtney Case, PA-CPhysician Assistant1831979236
- Madelyn HornRegistered Nurse1194548958
- Jessica McWhorter, FNP-BCRegistered Nurse1427663954
- Chetan Merchant, M.DStudent in an Organized Health Care Education/Training Program1366855009
- Dylan Saxon, PAPhysician Assistant1871062083
Verify Navin Kumar Subrayappa in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD458465Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
51% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,354 Medicare Part D claims for 339 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Metoprolol Succinate202 claims
- Amlodipine Besylate115 claims
- Eliquis100 claims
- Torsemide83 claims
- Spironolactone78 claims
- Carvedilol71 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 Medicare quality score for 2023: 79.5 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).
Industry payments in 2024: $230.49
6 payments, mostly food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- Guthrie Medical Group PCCorning, NY
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
4 internal medicine physician records list a Troy practice address
They are 4 of the 88 NPPES records with a Troy practice address, and 8,636 internal medicine physician records in Pennsylvania.
All 4 in Troy → All 8,636 in Pennsylvania → Every provider in Troy →
Other internal medicine physician records in Pennsylvania
- Erin Aakhus, M.D.Philadelphia, PA1255652087
- Muhammad Aamir, MDAllentown, PA1477039147
- Saira Aamir, MDYork, PA1184515686
- John Aaron, MDWest Grove, PA1427094531
- Todd Aaron, MDPhiladelphia, PA1457350522
- Cybele Abad, M.D.Pittsburgh, PA1619900453
- Mario Abad, MDDuncannon, PA1710022975
- Joseph Abalos, M.D.Seneca, PA1215128434
- Ali Abbas, MDYork, PA1023343779
- Huda Abbas, MDDoylestown, PA1316187024
Common questions
What is Navin Kumar Subrayappa, M.D.'s NPI number?
Navin Kumar Subrayappa, M.D.'s National Provider Identifier (NPI) is 1639403447, issued on Sep 25, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Navin Kumar Subrayappa, M.D. located?
The NPPES record lists a practice address at 285 Guthrie Dr, Troy, PA, 16947. Phone: (570) 297-4104. Providers update this record themselves, so call before visiting.
How can I verify Navin Kumar Subrayappa, M.D.'s license?
NPPES lists Pennsylvania license number MD458465, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Navin Kumar Subrayappa, M.D. prescribe under Medicare Part D?
In 2024, Navin Kumar Subrayappa, M.D. had 1,354 Medicare Part D claims for 339 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Navin Kumar Subrayappa, M.D.'s Medicare quality score?
The 2023 MIPS final score is 79.5 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.