Richard Alan Breier, MD
Internal Medicine Physician · New Haven, CT
Richard Alan Breier, MD is an internal medicine physician with a practice address in New Haven, Connecticut, and NPI 1104871888, issued on May 23, 2006. Check the license (Connecticut 037627, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Richard Alan Breier
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 037627 CT
Self-reported in NPPES; status is on the state search - Practice location
- 100 York St, New Haven, CT 06511
- Phone
- (202) 787-3588
- Enumerated
- May 23, 2006
- Record last updated
- Oct 26, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (203) 777-3767
- Medicaid ID
- 001376278 CT
- Medicare enrollment
- Enrolled (PECOS I20040526000829); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 100 York St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jennifer Grzybinski, APRNAcute Care Nurse Practitioner1437534450
- Kristen Kowats, LCSWClinical Social Worker1912159120
- Lauren Lavoie, LPCCounselor1811294820
- Dorothy Lewis, M.D.Professional Counselor1982936415
- Michael Rosenthal, MDInternal Medicine Physician1740225879
Verify Richard Alan Breier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 037627Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.1 times the Medicare Part D claims of the average internal medicine physician in 2024
9,872 Medicare Part D claims for 874 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 76 claims were for opioids.
Most prescribed
- Atorvastatin Calcium601 claims
- Amlodipine Besylate463 claims
- Lisinopril457 claims
- Rosuvastatin Calcium374 claims
- Hydrochlorothiazide298 claims
- Metformin Hcl284 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 MIPS final score for 2023 (Medicare payment program): 93.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Northeast Medical Group IncNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Richard Alan Breier among 2,623 internal medicine physician records in Connecticut
Richard Alan Breier, MD is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 52% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1992 · median 2004 among the 1,646 with a school on file
- Record last updated2012 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
329 internal medicine physician records list a practice address in New Haven
They are 329 of the 9,793 NPPES records with a practice address in New Haven, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in New Haven → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Patrick Asiedu, M.D.New Haven, CT 065111922078914
- Richard Barse, MDNew Haven, CT 065111013987098
- Stephen Brenner, MDNew Haven, CT 065111730188764
- Auguste Fortin, MDNew Haven, CT 065111386618692
- Samuel Geller, M.D.New Haven, CT 065111487644860
- Lee Jung, M.D.New Haven, CT 065111932199288
- Judy Kleinstein, MDNew Haven, CT 065111831187319
- Robert Linden, MDNew Haven, CT 065111841283736
Common questions
What is Richard Alan Breier, MD's NPI number?
Richard Alan Breier, MD's National Provider Identifier (NPI) is 1104871888, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Alan Breier, MD located?
The NPPES record lists a practice address at 100 York St, New Haven, CT, 06511. Phone: (202) 787-3588. Providers update this record themselves, so call before visiting.
How can I verify Richard Alan Breier, MD's license?
NPPES lists Connecticut license number 037627, 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 Richard Alan Breier, MD prescribe under Medicare Part D?
In 2024, Richard Alan Breier, MD had 9,872 Medicare Part D claims for 874 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Richard Alan Breier, MD's MIPS final score?
The 2023 MIPS final score is 93.3 of 100. 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.