NPPES file of Aug 9, 2026

William Gemmell, M.D.

Emergency Medical Services (Emergency Medicine) Physician · Danbury, CT

William Gemmell, M.D. is an emergency medical services (emergency medicine) physician with a practice address in Danbury, Connecticut, and NPI 1740294271, issued on Jul 28, 2006. Check the license (Connecticut 020716, as entered in NPPES) on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1740294271
Name
William Gemmell
Credential
M.D.
Primary taxonomy
Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
License number
020716 CT
Self-reported in NPPES; status is on the state search
Practice location
24 Hospital Ave, Danbury, CT 06810
Phone
(203) 739-7100
Enumerated
Jul 28, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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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8 nearest emergency medical services (emergency medicine) physician records → All 37 in Connecticut → Look up another NPI →

Also registered at 24 Hospital Ave

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

  1. Jacqueline AddonaStudent in an Organized Health Care Education/Training Program1669232443
  2. Fernando Afonso, M.D.Internal Medicine Physician1992980536
  3. Alka Aggarwal, MDInternal Medicine Physician1427041987
  4. Mohamed Ahmed, M.D.Internal Medicine Physician1235391756
  5. Syed Rakin Ahmed, MD, PHDStudent in an Organized Health Care Education/Training Program1518809870
  6. Gregory Albert, MDAnesthesiology Physician1588797930

Verify William Gemmell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 020716    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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William Gemmell among 37 emergency medical services (emergency medicine) physician records in Connecticut

William Gemmell, M.D. is one of 37 emergency medical services (emergency medicine) physician records with a practice address in Connecticut. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 27% newer
  • In a Medicare fileNo · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2007 · 81% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207PE0004X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medical Services (Emergency Medicine) Physician providers in Connecticut

There are 37 emergency medical services (emergency medicine) physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 37 in Connecticut → Every provider in Danbury → Emergency Medical Services (Emergency Medicine) Physician nationwide →

The 8 emergency medical services (emergency medicine) physician records with the nearest ZIP codes

  1. Robert Bazuro, M.D,Danbury, CT 068101316950918
  2. William Begg, M.D.Danbury, CT 068101710991393
  3. Deborah Black, M.D.Danbury, CT 068101285641845
  4. Patrick Broderick, M.D.Danbury, CT 068101255345708
  5. Suresh Dhumale, M.D.Danbury, CT 068101700890324
  6. Victor Estaba, M.D.Danbury, CT 068101417960006
  7. Patrick Giles, M.D.Danbury, CT 068101417047424
  8. Wen Chun Hsu, M.D.Danbury, CT 068101760497630

Common questions

What is William Gemmell, M.D.'s NPI number?

William Gemmell, M.D.'s National Provider Identifier (NPI) is 1740294271, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Gemmell, M.D. located?

The NPPES record lists a practice address at 24 Hospital Ave, Danbury, CT, 06810. Phone: (203) 739-7100. Providers update this record themselves, so call before visiting.

How can I verify William Gemmell, M.D.'s license?

NPPES lists Connecticut license number 020716, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.