Gary Mark Cohen, M.D.
Gastroenterology Physician · Meriden, CT
Gary Mark Cohen, M.D. is a gastroenterology physician with a practice address in Meriden, Connecticut, and NPI 1093738197, issued on Jul 26, 2006. Check the license (Connecticut 014594, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Gary Mark Cohen
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 014594 CT
Self-reported in NPPES; status is on the state search - Practice location
- 455 Lewis Ave, Meriden, CT 06451
- Phone
- (203) 886-0036
- Enumerated
- Jul 26, 2006
- Record last updated
- Aug 19, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (203) 886-0072
- Medicaid ID
- 1145945 CT
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 336 in Connecticut → Look up another NPI →
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Verify Gary Mark Cohen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 014594Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $75.61
3 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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.
Gary Mark Cohen among 336 gastroenterology physician records in Connecticut
Gary Mark Cohen, M.D. is one of 336 gastroenterology physician records with a practice address in Connecticut. 86% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 49% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 76% of these records are
- Record last updated2011 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 gastroenterology physician records list a practice address in Meriden
They are 9 of the 897 NPPES records with a practice address in Meriden, and 336 gastroenterology physician records in Connecticut.
All 336 in Connecticut → Every provider in Meriden → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Madhavi Bhoomagoud, MDMeriden, CT 064511265669089
- Janet Dickinson, MDMeriden, CT 064511942295449
- Jon Ernstoff, M.D.Meriden, CT 064511598789653
- Kevin Jo, M.D.Meriden, CT 064511003823683
- Lawrence Kogan, MDMeriden, CT 064511659931368
- Douglas Miller, M.D.Meriden, CT 064511326062464
- Housein Wazaz, M.D.Meriden, CT 064511629077714
- Jonathan White, M.D.Meriden, CT 064511598893224
Common questions
What is Gary Mark Cohen, M.D.'s NPI number?
Gary Mark Cohen, M.D.'s National Provider Identifier (NPI) is 1093738197, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary Mark Cohen, M.D. located?
The NPPES record lists a practice address at 455 Lewis Ave, Meriden, CT, 06451. Phone: (203) 886-0036. Providers update this record themselves, so call before visiting.
How can I verify Gary Mark Cohen, M.D.'s license?
NPPES lists Connecticut license number 014594, 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.
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.