Gary A. Letts, M.D.
Anatomic Pathology & Clinical Pathology Physician · Norwalk, CT
Gary A. Letts, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Norwalk, Connecticut, and NPI 1124235437, issued on May 17, 2007. Check the license (Connecticut 043041, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Gary A. Letts
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License numbers
- 043041 CT
A79347 CA
2003-01008 NC
235123 NY
0101-235450 VA
Self-reported in NPPES; status is on the state search - Practice location
- 148 East Ave, Norwalk, CT 06851
- Phone
- (203) 832-3737
- Enumerated
- May 17, 2007
- Record last updated
- Oct 13, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (203) 348-7547
- Medicare enrollment
- Enrolled (PECOS I20100903000013); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 212 in Connecticut → Look up another NPI →
Also registered at 148 East Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Robert Aumann, DMDGeneral Practice Dentistry1316143969
- James Bauman, MDDiagnostic Radiology Physician1669445250
- Debra BergAudiologist1487832077
- Steven Bernstein, MDDiagnostic Radiology Physician1699756023
Verify Gary A. Letts in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 043041Check 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): 84.5 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
- Greenwich Pathology Associates LLCGreenwich, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gary A. Letts among 212 anatomic pathology & clinical pathology physician records in Connecticut
Gary A. Letts, M.D. is one of 212 anatomic pathology & clinical pathology physician records with a practice address in Connecticut. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.
- NPI issued2007 · 51% of these records are older, 41% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1996 · median 1999 among the 132 with a school on file
- Record last updated2017 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Connecticut
There are 212 anatomic pathology & clinical pathology physician records in Connecticut.
All 212 in Connecticut → Every provider in Norwalk → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Deborah August, M.D.Norwalk, CT 068501801871504
- Michael Bush, M.D.Norwalk, CT 068501659316800
- Michael Dicorato, M.D.Norwalk, CT 068501366487613
- Joan Judge, M.D.Norwalk, CT 068501053356006
- Soma Karak, M.D.Norwalk, CT 068501134383334
- Bhavna Khandpur, M.D.Norwalk, CT 068501952604258
- Gillian Levy, M.D.Norwalk, CT 068501467639831
- Saraswathi Nair, M.D.Norwalk, CT 068501386684165
Common questions
What is Gary A. Letts, M.D.'s NPI number?
Gary A. Letts, M.D.'s National Provider Identifier (NPI) is 1124235437, issued on May 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gary A. Letts, M.D. located?
The NPPES record lists a practice address at 148 East Ave, Norwalk, CT, 06851. Phone: (203) 832-3737. Providers update this record themselves, so call before visiting.
How can I verify Gary A. Letts, M.D.'s license?
NPPES lists Connecticut license number 043041, 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 Gary A. Letts, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.5 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.