Karthika Rajan, MD
Endocrinology, Diabetes & Metabolism Physician · Columbus, OH
Karthika Rajan, MD is an endocrinology, diabetes & metabolism physician with a practice address in Columbus, Ohio, and NPI 1457450595, issued on Sep 22, 2006. Check the license (Ohio 35.099520, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Karthika Rajan
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 35.099520 OH
Self-reported in NPPES; status is on the state search - Practice location
- 420 N James RD, Columbus, OH 43219
- Phone
- (614) 257-5200
- Enumerated
- Sep 22, 2006
- Record last updated
- Dec 27, 2023
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 352 in Ohio → Look up another NPI →
Also registered at 420 N James RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tariq Abdulkarim, M.D.Nephrology Physician1366766362
- Natasha Abraham, MA, MSW, LISWClinical Social Worker1326679267
- Mallory Accursi, PHARM.D.Pharmacist1316235450
- Jane Adams, AOCNSOncology Clinical Nurse Specialist1558533513
- Lindsey AdlerRegistered Nurse1457078644
- Jillian AlbertRegistered Nurse1184368052
Verify Karthika Rajan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.099520Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 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).
Karthika Rajan among 352 endocrinology, diabetes & metabolism physician records in Ohio
Karthika Rajan, MD is one of 352 endocrinology, diabetes & metabolism physician records with a practice address in Ohio. 83% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 56% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Ohio
There are 352 endocrinology, diabetes & metabolism physician records in Ohio.
All 352 in Ohio → Every provider in Columbus → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Edith De Los Santos, M.D.Columbus, OH 432191215018155
- Rajaram Karne, MDColumbus, OH 432191740296375
- Pratima Nayak, M.D.Columbus, OH 432191063755379
- Shubhangi Shidham, MDColumbus, OH 432191699722140
- Aysegul Eren, MDColumbus, OH 432211780066340
- Charles Katz, MDColumbus, OH 432211164465001
- Lawrence Kirschner, M.D.Columbus, OH 432211265449433
- Fadi Nabhan, MDColumbus, OH 432211225017304
Common questions
What is Karthika Rajan, MD's NPI number?
Karthika Rajan, MD's National Provider Identifier (NPI) is 1457450595, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karthika Rajan, MD located?
The NPPES record lists a practice address at 420 N James RD, Columbus, OH, 43219. Phone: (614) 257-5200. Providers update this record themselves, so call before visiting.
How can I verify Karthika Rajan, MD's license?
NPPES lists Ohio license number 35.099520, 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.
What is Karthika Rajan, MD's MIPS final score?
The 2023 MIPS final score is 81.3 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.