Donna Joan Hagberg, M.D.
Specialist · Cos Cob, CT
Donna Joan Hagberg, M.D. is a specialist with a practice address in Cos Cob, Connecticut, and NPI 1578691465, issued on Mar 1, 2007. Check the license with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Donna Joan Hagberg
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- Practice location
- 31 River RD, Cos Cob, CT 06807
- Phone
- (203) 742-1150
- Enumerated
- Mar 1, 2007
- Record last updated
- Jan 15, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (203) 489-3411
- Entity
- Type 1 · individual
Also registered at 31 River RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Barber, PTPhysical Therapist1316480361
- Nicole Delage, ATCAthletic Trainer1902157480
- Christine Lynders, PTPhysical Therapist1134406457
- Adam Messenger, M.D.Hospitalist Physician1447471784
- Bruce Molinelli, M.D.Surgery Physician1083788202
- Monica Sheppard, PAMedical Physician Assistant1992038962
Verify Donna Joan Hagberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average specialist in 2024
554 Medicare Part D claims for 153 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Estradiol150 claims
- Progesterone57 claims
- Valacyclovir53 claims
- Estradiol (Twice Weekly)46 claims
- Yuvafem40 claims
- Premarin31 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: $103.64
5 payments; by number, the most common kind was food and beverage; the largest payer was Millicent US Inc. The 5,844 providers of this specialty with any payment received $4,760.79 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.
Specialist providers in Connecticut
There are 397 specialist records in Connecticut.
Other specialist records in Connecticut
- Jay Abbott, M.D.Litchfield, CT1083658629
- Karen Abrams, M.D.Westport, CT1174728604
- Micheal Acocella, B.S., P.T.Greenwich, CT1992768303
- Zosimo Adefuin, MDBridgeport, CT1598763252
- Ricki Ainbinder, LMTStamford, CT1609026525
- Patrick Albergo, M.D.West Hartford, CT1407878754
- Richard Allen, M.D.Meriden, CT1932115128
- Sarah Allen, M.D.Bridgeport, CT1376854141
- William Allen, M.D.New Haven, CT1659369361
- Donna Alves, LCCC, LPCFairfield, CT1932594777
Common questions
What is Donna Joan Hagberg, M.D.'s NPI number?
Donna Joan Hagberg, M.D.'s National Provider Identifier (NPI) is 1578691465, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Donna Joan Hagberg, M.D. located?
The NPPES record lists a practice address at 31 River RD, Cos Cob, CT, 06807. Phone: (203) 742-1150. Providers update this record themselves, so call before visiting.
How can I verify Donna Joan Hagberg, M.D.'s license?
Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Donna Joan Hagberg, M.D. prescribe under Medicare Part D?
In 2024, Donna Joan Hagberg, M.D. had 554 Medicare Part D claims for 153 beneficiaries; the average among specialist prescribers was 1,380. 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.