NPPES file of Aug 9, 2026

Fred Vincent Gager, M.D.

Internal Medicine Physician · New Haven, CT

Fred Vincent Gager, M.D. is an internal medicine physician with a practice address in New Haven, Connecticut, and NPI 1881788438, issued on Oct 3, 2006. Check the license (Connecticut 016849, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881788438
Name
Fred Vincent Gager
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
016849 CT
Self-reported in NPPES; status is on the state search
Practice location
291 Edwards Street, New Haven, CT 06511
Phone
(203) 946-8183
Enumerated
Oct 3, 2006
Record last updated
Mar 17, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(203) 946-6585
Medicaid ID
001168491 CT
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Fred Vincent Gager in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 016849
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

31 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Fred Gager31
  2. Specialty average3,176

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.

Fred Vincent Gager among 2,623 internal medicine physician records in Connecticut

Fred Vincent Gager, M.D. 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 fileNo · 63% of these records are
  • Record last updated2015 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Patrick Asiedu, M.D.New Haven, CT 065111922078914
  2. Richard Barse, MDNew Haven, CT 065111013987098
  3. Stephen Brenner, MDNew Haven, CT 065111730188764
  4. Auguste Fortin, MDNew Haven, CT 065111386618692
  5. Samuel Geller, M.D.New Haven, CT 065111487644860
  6. Lee Jung, M.D.New Haven, CT 065111932199288
  7. Judy Kleinstein, MDNew Haven, CT 065111831187319
  8. Robert Linden, MDNew Haven, CT 065111841283736

Common questions

What is Fred Vincent Gager, M.D.'s NPI number?

Fred Vincent Gager, M.D.'s National Provider Identifier (NPI) is 1881788438, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Fred Vincent Gager, M.D. located?

The NPPES record lists a practice address at 291 Edwards Street, New Haven, CT, 06511. Phone: (203) 946-8183. Providers update this record themselves, so call before visiting.

How can I verify Fred Vincent Gager, M.D.'s license?

NPPES lists Connecticut license number 016849, 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 Fred Vincent Gager, M.D. prescribe under Medicare Part D?

In 2024, Fred Vincent Gager, M.D. had 31 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.