Registry data as of Aug 27, 2026

Katherine Hart, MD

Medical Toxicology (Emergency Medicine) Physician · Barkhamsted, CT

Katherine Hart, MD is a medical toxicology (emergency medicine) physician with a practice address in Barkhamsted, Connecticut, and NPI 1669609236, issued on Jun 22, 2009. Check the license (Connecticut 050499, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1669609236
Name
Katherine Hart
Credential
MD
Primary taxonomy
Medical Toxicology (Emergency Medicine) Physician 207PT0002X
License number
050499 CT
Self-reported in NPPES; status is on the state search
Practice location
214 Center Hill RD, Barkhamsted, CT 06063
Phone
(860) 379-1861
Enumerated
Jun 22, 2009
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 Katherine Hart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 050499
    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.

1 medical toxicology (emergency medicine) physician records list a Barkhamsted practice address

They are 1 of the 11 NPPES records with a Barkhamsted practice address, and 6 medical toxicology (emergency medicine) physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other medical toxicology (emergency medicine) physician records in Connecticut

  1. Marc Bayer, MDAvon, CT1598761918
  2. Ryan Cole, MDWaterbury, CT1295231884
  3. Charles McKay, M.D.Hartford, CT1639272032
  4. Kevin O'Toole, MDHartford, CT1437357191
  5. Sean Rhyee, MDHartford, CT1538257555

Common questions

What is Katherine Hart, MD's NPI number?

Katherine Hart, MD's National Provider Identifier (NPI) is 1669609236, issued on Jun 22, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Hart, MD located?

The NPPES record lists a practice address at 214 Center Hill RD, Barkhamsted, CT, 06063. Phone: (860) 379-1861. Providers update this record themselves, so call before visiting.

How can I verify Katherine Hart, MD's license?

NPPES lists Connecticut license number 050499, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.