Robert Alpern, MD
Nephrology Physician · New Haven, CT
Robert Alpern, MD is a nephrology physician with a practice address in New Haven, Connecticut, and NPI 1477785285, issued on Aug 12, 2009. Check the license (Connecticut 043278, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Robert Alpern
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 043278 CT
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cedar St, New Haven, CT 06510
- Phone
- (203) 785-4672
- Enumerated
- Aug 12, 2009
- Record last updated
- Aug 12, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (203) 785-7437
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 167 in Connecticut → Look up another NPI →
Also registered at 333 Cedar St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nicolette Anderson, PA-CPhysician Assistant1609662949
Verify Robert Alpern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 043278Check 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): 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: $762,590.52
32 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. 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.
Robert Alpern among 167 nephrology physician records in Connecticut
Robert Alpern, MD 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 2009, is newer than 70% of them.
- NPI issued2009 · 70% of these records are older, 27% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2009 · 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
- 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
- Abhishek Kumar, M.D.New Haven, CT 065101740431212
- Randy Luciano, M.D., PH.D.New Haven, CT 065101073786471
Common questions
What is Robert Alpern, MD's NPI number?
Robert Alpern, MD's National Provider Identifier (NPI) is 1477785285, issued on Aug 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Robert Alpern, MD located?
The NPPES record lists a practice address at 333 Cedar St, New Haven, CT, 06510. Phone: (203) 785-4672. Providers update this record themselves, so call before visiting.
How can I verify Robert Alpern, MD's license?
NPPES lists Connecticut license number 043278, 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.
What is Robert Alpern, MD'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.