Registry data as of Aug 27, 2026

Mark Desjardins, MD

Family Medicine Physician · Groton, CT

Mark Desjardins, MD is a family medicine physician with a practice address in Groton, Connecticut, and NPI 1598745911, issued on Jan 20, 2006. Check the license on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1598745911
Name
Mark Desjardins
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
9300 NH
Self-reported in NPPES; status is on the state search
Practice location
Naval Ambulatory Care Center, Groton, CT 06349
Phone
(860) 694-2377
Enumerated
Jan 20, 2006
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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Also registered at Naval Ambulatory Care Center

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarojini Hayne, MDDiagnostic Radiology Physician1861502817
  2. John Wallace, PHDClinical Psychologist1972585156

Verify Mark Desjardins in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck 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.

12 family medicine physician records list a practice address in Groton

They are 12 of the 734 NPPES records with a practice address in Groton, and 958 family medicine physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other family medicine physician records in Connecticut

  1. Thomas Abbenante, M.D.Milford, CT1821232034
  2. Yadira Acevedo, MDPortland, CT1093991077
  3. Rodrigo Acosta, M.D.Stamford, CT1023102092
  4. Momina Afrede, DOVernon, CT1750842951
  5. Alireza Afshar, MDNewtown, CT1750401071
  6. Manju Aggarwal, MDNewington, CT1952480840
  7. Thomas Agresta, M.D.Hartford, CT1194775965
  8. James Ahern, M.D.Ridgefield, CT1356385868
  9. Alif Ahmed, MDStorrs, CT1255073144
  10. Elizabeth Ahmed, M.D.New Haven, CT1376551879

Common questions

What is Mark Desjardins, MD's NPI number?

Mark Desjardins, MD's National Provider Identifier (NPI) is 1598745911, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Desjardins, MD located?

The NPPES record lists a practice address at Naval Ambulatory Care Center, Groton, CT, 06349. Phone: (860) 694-2377. Providers update this record themselves, so call before visiting.

How can I verify Mark Desjardins, MD's license?

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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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) 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 27, 2026.