Clare Ann Flannery, M.D.
Endocrinology, Diabetes & Metabolism Physician · New Haven, CT
Clare Ann Flannery, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in New Haven, Connecticut, and NPI 1831360742, issued on Mar 19, 2008. Check the license (Connecticut 047822, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Clare Ann Flannery
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 047822 CT
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cedar Street, New Haven, CT 06520
- Phone
- (203) 785-4005
- Enumerated
- Mar 19, 2008
- Record last updated
- May 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (203) 785-7819
- Medicare enrollment
- Enrolled (PECOS I20131120000062); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 214 in Connecticut → Look up another NPI →
Also registered at 333 Cedar Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jia Chong, M.D.Body Imaging Physician1215311386
- Jeptha Curtis, MDCardiovascular Disease Physician1700876273
- Philip Effraim, MD PHDAnesthesiology Physician1427347616
Verify Clare Ann Flannery in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 047822Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
354 Medicare Part D claims for 33 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Ozempic61 claims
- Metformin Hcl30 claims
- Jardiance19 claims
- Mounjaro18 claims
- Levothyroxine Sodium17 claims
- Novolog Flexpen16 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).
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).
Clare Ann Flannery among 214 endocrinology, diabetes & metabolism physician records in Connecticut
Clare Ann Flannery, M.D. is one of 214 endocrinology, diabetes & metabolism 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 54% of them.
- NPI issued2008 · 54% of these records are older, 40% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2001 · median 2004 among the 145 with a school on file
- Record last updated2013 · 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 207RE0101X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Connecticut
There are 214 endocrinology, diabetes & metabolism physician records in Connecticut.
All 214 in Connecticut → Every provider in New Haven → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Joan Cho, MDNew Haven, CT 065201942242490
- Barbara Gulanski, MDNew Haven, CT 065201194707810
- Kevan Herold, MDNew Haven, CT 065201083709463
- John Wysolmerski, MDNew Haven, CT 065201114050663
- Anika Anam, M.D.New Haven, CT 065191376885905
- Clemens Bergwitz, MDNew Haven, CT 065191518957067
- Jonathan Bogan, MDNew Haven, CT 065191326021536
- Sonia Hegde, D.O.New Haven, CT 065191487870101
Common questions
What is Clare Ann Flannery, M.D.'s NPI number?
Clare Ann Flannery, M.D.'s National Provider Identifier (NPI) is 1831360742, issued on Mar 19, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Clare Ann Flannery, M.D. located?
The NPPES record lists a practice address at 333 Cedar Street, New Haven, CT, 06520. Phone: (203) 785-4005. Providers update this record themselves, so call before visiting.
How can I verify Clare Ann Flannery, M.D.'s license?
NPPES lists Connecticut license number 047822, 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 Clare Ann Flannery, M.D. prescribe under Medicare Part D?
In 2024, Clare Ann Flannery, M.D. had 354 Medicare Part D claims for 33 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Clare Ann Flannery, 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.