Abhishek Kumar, M.D.
Nephrology Physician · New Haven, CT
Abhishek Kumar, M.D. is a nephrology physician with a practice address in New Haven, Connecticut, and NPI 1740431212, issued on Oct 2, 2008. Check the license (Connecticut 55316, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Abhishek Kumar
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- 55316 CT
39534 IA
125.053928 IL
042.0013476 VT
Self-reported in NPPES; status is on the state search - Practice location
- 330 Cedar St, New Haven, CT 06510
- Phone
- (203) 785-2585
- Enumerated
- Oct 2, 2008
- Record last updated
- Aug 4, 2026
- Fax
- (203) 785-7317
- Medicare enrollment
- Enrolled (PECOS I20210709001570); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 167 in Connecticut → Look up another NPI →
Also registered at 330 Cedar St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Erica Buday De Oliveira Marnet, M.D.Student in an Organized Health Care Education/Training Program1629714365
Verify Abhishek Kumar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 55316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average nephrology physician in 2024
2,307 Medicare Part D claims for 329 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Prednisone279 claims
- Amlodipine Besylate242 claims
- Carvedilol216 claims
- Famotidine157 claims
- Losartan Potassium94 claims
- Sulfamethoxazole-Trimethoprim89 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): 73.6 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: $139.24
2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Abhishek Kumar among 167 nephrology physician records in Connecticut
Abhishek Kumar, M.D. is one of 167 nephrology physician records with a practice address in Connecticut. 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 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 30% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2005 · median 2002 among the 116 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Connecticut
There are 167 nephrology physician records in Connecticut.
All 167 in Connecticut → Every provider in New Haven → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Robert Alpern, MDNew Haven, CT 065101477785285
- William Asch, M.D., PH.D.New Haven, CT 065101003933326
- Justin Belcher, M.D.New Haven, CT 065101770773020
- Whitney Besse, M.D.New Haven, CT 065101285877704
- Ladan Golestaneh, MDNew Haven, CT 065101023199445
- Stephen Huot, MDNew Haven, CT 065101275518771
- Deepa Jayaram, M.D.New Haven, CT 065101316188055
- Randy Luciano, M.D., PH.D.New Haven, CT 065101073786471
Common questions
What is Abhishek Kumar, M.D.'s NPI number?
Abhishek Kumar, M.D.'s National Provider Identifier (NPI) is 1740431212, issued on Oct 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Abhishek Kumar, M.D. located?
The NPPES record lists a practice address at 330 Cedar St, New Haven, CT, 06510. Phone: (203) 785-2585. Providers update this record themselves, so call before visiting.
How can I verify Abhishek Kumar, M.D.'s license?
NPPES lists Connecticut license number 55316, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Abhishek Kumar, M.D. prescribe under Medicare Part D?
In 2024, Abhishek Kumar, M.D. had 2,307 Medicare Part D claims for 329 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Abhishek Kumar, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.6 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.