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Gregory Whatley, M.D.

NPI 1124050141ActiveIndividual· Emergency Medicine· Calais, ME

Emergency Medicine (M.D.) in Calais, Maine, trained at Northwestern University Feinberg Medical School (class of 1983). 492 Medicare patients in 2024, $64,187 paid; nearly all of their 402 Part D prescriptions were generic (97%).

Overview

NPI1124050141
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJul 7, 2006
Last updated in NPPESJul 16, 2022
Certified by providerJul 16, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Emergency Medicine Primary207P00000X25970ME
Emergency Medicine207P00000X029556GA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Emergency Medicine (GA); Practitioner - Emergency Medicine (ME)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients492
Services billed630 across 18 procedure codes
Paid by Medicare$64,187

Part D prescriptions in 2024

Prescriptions (claims)402 · 404 30-day fills
Patients297
Total drug cost$2,850
Generic share97% of claims

Medicare sources and data years

Education and affiliations

Medical schoolNorthwestern University Feinberg Medical School
Graduation year1983
Medicare specialtyEmergency Medicine

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other emergency medicine physicians in Calais

All emergency medicine physicians in Maine