Kelly C. Hanretta, D.O.
Cardiovascular Disease Physician · New Haven, CT
Kelly C. Hanretta, D.O. is a cardiovascular disease physician with a practice address in New Haven, Connecticut, and NPI 1295048502, issued on Jul 15, 2010. Check the license (Connecticut 67486, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Kelly C. Hanretta
- Credential
- D.O.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License numbers
- 67486 CT
25MB08792600 NJ
269430 NY
DO01102 RI
Self-reported in NPPES; status is on the state search - Practice location
- 20 York St, New Haven, CT 06510
- Phone
- (203) 688-4748
- Enumerated
- Jul 15, 2010
- Record last updated
- Apr 15, 2026
- Fax
- (203) 688-4740
- Medicare enrollment
- Enrolled (PECOS I20210622000409); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2006
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 503 in Connecticut → Look up another NPI →
Also registered at 20 York St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cyrena Abbasi, MDStudent in an Organized Health Care Education/Training Program1609703289
- Ali Abboud, MD, MBAStudent in an Organized Health Care Education/Training Program1942943097
- Basil Abdalla, MDStudent in an Organized Health Care Education/Training Program1154905057
- Jasmina AbdallaStudent in an Organized Health Care Education/Training Program1700638590
- Sarah AbdallahPsychiatry Physician1740800952
- Usama Abdelghany, PHARM DOncology Pharmacist1548827843
Verify Kelly C. Hanretta in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 67486Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
1,308 Medicare Part D claims for 295 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Metoprolol Succinate168 claims
- Eliquis107 claims
- Atorvastatin Calcium81 claims
- Furosemide77 claims
- Losartan Potassium71 claims
- Lisinopril57 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.
Industry payments in 2024: $107.21
5 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 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
- Hartford Healthcare Medical Group Specialists PLLCMystic, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kelly C. Hanretta among 503 cardiovascular disease physician records in Connecticut
Kelly C. Hanretta, D.O. is one of 503 cardiovascular disease 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 2010, is newer than 72% of them.
- NPI issued2010 · 72% of these records are older, 26% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2006 · median 2000 among the 348 with a school on file
- Record last updated2026 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
96 cardiovascular disease physician records list a practice address in New Haven
They are 96 of the 9,793 NPPES records with a practice address in New Haven, and 503 cardiovascular disease physician records in Connecticut.
All 503 in Connecticut → Every provider in New Haven → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Hyung Chun, MDNew Haven, CT 065101699852541
- Keith Churchwell, MDNew Haven, CT 065101336151273
- Nihar Desai, M.D, MPHNew Haven, CT 065101700930120
- Kumar Dharmarajan, MD, MBANew Haven, CT 065101083741441
- Daniel JacobyNew Haven, CT 065101518092691
- Harlan Krumholz, MDNew Haven, CT 065101699764480
- Christopher LoscalzoNew Haven, CT 065101265443519
- Robert McNamara, MDNew Haven, CT 065101033119524
Common questions
What is Kelly C. Hanretta, D.O.'s NPI number?
Kelly C. Hanretta, D.O.'s National Provider Identifier (NPI) is 1295048502, issued on Jul 15, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Kelly C. Hanretta, D.O. located?
The NPPES record lists a practice address at 20 York St, New Haven, CT, 06510. Phone: (203) 688-4748. Providers update this record themselves, so call before visiting.
How can I verify Kelly C. Hanretta, D.O.'s license?
NPPES lists Connecticut license number 67486, 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 Kelly C. Hanretta, D.O. prescribe under Medicare Part D?
In 2024, Kelly C. Hanretta, D.O. had 1,308 Medicare Part D claims for 295 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
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.