NPI Lens

Thomas Maxwell Fissenden, M.D.

NPI 1851682090ActiveIndividual· Otolaryngology· Greeley, CO

Otolaryngology (M.D.) in Greeley, Colorado, trained at Drexel University College of Medicine (class of 2011). 351 Medicare patients in 2024, $55,289 paid; nearly all of their 186 Part D prescriptions were generic (97%).

Overview

NPI1851682090
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedApr 21, 2011
Last updated in NPPESJun 20, 2022
Certified by providerJun 20, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Otolaryngology Primary207Y00000XDR.0056808CO
Otolaryngology207Y00000X18530ND
Student in an Organized Health Care Education/Training Program390200000X——

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 - Otolaryngology (CA); Practitioner - Otolaryngology (ND)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients351
Services billed761 across 26 procedure codes
Paid by Medicare$55,289

Part D prescriptions in 2024

Prescriptions (claims)186 · 248 30-day fills
Patients90
Total drug cost$7,258
Generic share97% of claims

Medicare sources and data years

Education and affiliations

Medical schoolDrexel University College of Medicine
Graduation year2011
Medicare specialtyOtolaryngology

Medical group

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 otolaryngologists in Greeley

All otolaryngologists in Colorado