Ronald J. Rosenberg, M.D.
Nuclear Medicine Physician · Hartford, CT
Ronald J. Rosenberg, M.D. is a nuclear medicine physician with a practice address in Hartford, Connecticut, and NPI 1043296304, issued on Dec 19, 2005. Check the license (Connecticut 020516, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Ronald J. Rosenberg
- Credential
- M.D.
- Primary taxonomy
- Nuclear Medicine Physician 207U00000X
- License numbers
- 020516 CT
246260 MA
Self-reported in NPPES; status is on the state search - Practice location
- 85 Seymour St, Hartford, CT 06106
- Phone
- (860) 289-3375
- Enumerated
- Dec 19, 2005
- Record last updated
- Jan 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (860) 560-2849
- Medicaid ID
- 001205162 CT
- Medicare enrollment
- Enrolled (PECOS I20051014000340); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1971
- Entity
- Type 1 · individual
8 nearest nuclear medicine physician records → All 9 in Connecticut → Look up another NPI →
Also registered at 85 Seymour St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alan Armstrong, P.A.Physician Assistant1790761898
Verify Ronald J. Rosenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 020516Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average nuclear medicine physician in 2024
14 Medicare Part D claims, against an average of 285 among the 75 providers of this specialty who prescribed in Part D.
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): 81.6 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: $83.41
1 payment: food and beverage; the largest payer was Telix Pharmaceuticals. The 172 providers of this specialty with any payment received $4,384.46 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 3 group practices
- Connecticut Imaging Partners LLCAvon, CT
- Jefferson Radiology PCDerby, CT
- Tic LLCTolland, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nuclear Medicine Physician providers in Connecticut
There are 9 nuclear medicine physician records in Connecticut.
All 9 in Connecticut → Every provider in Hartford → Nuclear Medicine Physician nationwide →
The 8 nuclear medicine physician records with the nearest ZIP codes
- Marc Davignon, MDEast Hartford, CT 061081093816118
- Asha Garg, MDNewington, CT 061111609959659
- Ming-Kai Chen, M.D., PH.D.New Haven, CT 065101336387463
- Michal Kulon, M.D.New Haven, CT 065101952560229
- Gabriela Zagarodne Spilberg Missine, M.D.New Haven, CT 065101407141328
- Vicente Caride, MDNew Haven, CT 065111487646824
- Edward Prokop, MDNew Haven, CT 065111184616427
- Iftikhar Ali, MDDanbury, CT 068101942530977
Common questions
What is Ronald J. Rosenberg, M.D.'s NPI number?
Ronald J. Rosenberg, M.D.'s National Provider Identifier (NPI) is 1043296304, issued on Dec 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ronald J. Rosenberg, M.D. located?
The NPPES record lists a practice address at 85 Seymour St, Hartford, CT, 06106. Phone: (860) 289-3375. Providers update this record themselves, so call before visiting.
How can I verify Ronald J. Rosenberg, M.D.'s license?
NPPES lists Connecticut license number 020516, 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 Ronald J. Rosenberg, M.D. prescribe under Medicare Part D?
In 2024, Ronald J. Rosenberg, M.D. had 14 Medicare Part D claims; the average among nuclear medicine physician prescribers was 285. Part D covers Medicare prescriptions only.
What is Ronald J. Rosenberg, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.6 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.