Karthikeyan Kanagarajan, M.D.
Sleep Medicine (Internal Medicine) Physician · Cincinnati, OH
Karthikeyan Kanagarajan, M.D. is a sleep medicine (internal medicine) physician with a practice address in Cincinnati, Ohio, and NPI 1497704936, issued on May 10, 2006. Check the license (Ohio 35.087409, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Karthikeyan Kanagarajan
- Credential
- M.D.
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License numbers
- 35.087409 OH
35.87409 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2123 Auburn Ave Ste 440, Cincinnati, OH 45219
- Phone
- (513) 648-8980
- Enumerated
- May 10, 2006
- Record last updated
- Aug 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (513) 648-8988
- Medicaid IDs
- 2649745 OH
200816720 IN
64119092 KY - Medicare enrollment
- Enrolled (PECOS I20170911000975); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 53 in Ohio → Look up another NPI →
Also registered at 2123 Auburn Ave Ste 440
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sunil Dama, M.D.Sleep Medicine (Internal Medicine) Physician1801845334
- Anna Fox, CNPAdult Health Nurse Practitioner1801929559
- Melanie Luttrell, CNPAdult Health Nurse Practitioner1346632510
- Andrea Malson, NURSE PRACTITIONERFamily Nurse Practitioner1073012423
- Chiranjeevi Siddagunta, MBBSSleep Medicine (Family Medicine) Physician1114205838
- Kanhya Ton, NP-CNurse Practitioner1891181277
Verify Karthikeyan Kanagarajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.087409Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024
474 Medicare Part D claims for 238 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Gabapentin107 claims
- Fluticasone Propionate47 claims
- Zolpidem Tartrate40 claims
- Doxepin Hcl36 claims
- Amitriptyline Hcl34 claims
- Ropinirole Hcl29 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): 85.5 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: $836.02
32 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 664 providers of this specialty with any payment received $3,724.37 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.
Bills Medicare through one group practice
- The Christ Hospital Medical Associates, LLCBatesville, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karthikeyan Kanagarajan among 53 sleep medicine (internal medicine) physician records in Ohio
Karthikeyan Kanagarajan, M.D. is one of 53 sleep medicine (internal medicine) physician records with a practice address in Ohio. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 66% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1995 · median 2007 among the 41 with a school on file
- Record last updated2021 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in Ohio
There are 53 sleep medicine (internal medicine) physician records in Ohio.
All 53 in Ohio → Every provider in Cincinnati → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- Sunil Dama, M.D.Cincinnati, OH 452191801845334
- Ann Romaker, M.D.Cincinnati, OH 452191386621548
- David Beck, M.D., PH.D.Cincinnati, OH 452551841302551
- Venugopal Komakula, M.DWest Chester, OH 450691407115181
- Sanjiv Patel, MDFairfield, OH 450141144293036
- Oluwole Onadeko, MDHamilton, OH 450131366522658
- Philip Cushman, DOWright Patterson Afb, OH 454331538548714
- David Morris, MDSandusky, OH 448701265430979
Common questions
What is Karthikeyan Kanagarajan, M.D.'s NPI number?
Karthikeyan Kanagarajan, M.D.'s National Provider Identifier (NPI) is 1497704936, issued on May 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karthikeyan Kanagarajan, M.D. located?
The NPPES record lists a practice address at 2123 Auburn Ave Ste 440, Cincinnati, OH, 45219. Phone: (513) 648-8980. Providers update this record themselves, so call before visiting.
How can I verify Karthikeyan Kanagarajan, M.D.'s license?
NPPES lists Ohio license number 35.087409, 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 Karthikeyan Kanagarajan, M.D. prescribe under Medicare Part D?
In 2024, Karthikeyan Kanagarajan, M.D. had 474 Medicare Part D claims for 238 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. Part D covers Medicare prescriptions only.
What is Karthikeyan Kanagarajan, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.5 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), 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.