Registry data as of Aug 27, 2026

Leah Gregorio, M.D.

Pediatrics Physician · East Hampton, CT

Leah Gregorio, M.D. is a pediatrics physician with a practice address in East Hampton, Connecticut, and NPI 1023465283, issued on May 18, 2016. Check the license (Connecticut 63738, 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
1023465283
Name
Leah Gregorio
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
63738 CT
Self-reported in NPPES; status is on the state search
Practice location
42 E High St, East Hampton, CT 06424
Phone
(860) 358-6486
Enumerated
May 18, 2016
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 42 E High St

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

  1. Anthony Posteraro, M.D.Internal Medicine Physician1184683328

Verify Leah Gregorio in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 63738
    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 pediatrics physician records list a East Hampton practice address

They are 1 of the 90 NPPES records with a East Hampton practice address, and 1,105 pediatrics physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatrics physician records in Connecticut

  1. Nada Abdel A'Al, M.D.Trumbull, CT1679586580
  2. Sakena Abedin, M.D.Hamden, CT1891949954
  3. Matthew Abel, MEDICAL DOCTORNew Milford, CT1538166806
  4. Robin Abramowicz, M.D.Westport, CT1346383023
  5. Nicole Abramowitz, MDWestport, CT1245243922
  6. Robert Adamenko, MDGlastonbury, CT1629040100
  7. Susan Adeife Lee, MDBristol, CT1528120094
  8. Oluwaseun Adekanye, M.D.Shelton, CT1578843116
  9. Yaw Adjepong, MDBridgeport, CT1831168996
  10. Amy Agoglia, M.D.Wilton, CT1053467795

Common questions

What is Leah Gregorio, M.D.'s NPI number?

Leah Gregorio, M.D.'s National Provider Identifier (NPI) is 1023465283, issued on May 18, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Leah Gregorio, M.D. located?

The NPPES record lists a practice address at 42 E High St, East Hampton, CT, 06424. Phone: (860) 358-6486. Providers update this record themselves, so call before visiting.

How can I verify Leah Gregorio, M.D.'s license?

NPPES lists Connecticut license number 63738, 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.