NPPES file of Aug 9, 2026

Kevin Robert Mahoney, M.D.

Emergency Medicine Physician · Thermopolis, WY

Kevin Robert Mahoney, M.D. is an emergency medicine physician with a practice address in Thermopolis, Wyoming, and NPI 1164494241, issued on Feb 3, 2006. Check the license (Wyoming 5591A, as entered in NPPES) on the Wyoming Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164494241
Name
Kevin Robert Mahoney
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
5591A WY
5591AWY WY
Self-reported in NPPES; status is on the state search
Practice location
120 N C Ave, Thermopolis, WY 82443
Phone
(307) 864-5534
Enumerated
Feb 3, 2006
Record last updated
Mar 7, 2023
Fax
(307) 864-9470
Medicaid ID
110846800 WY
Medicare enrollment
Enrolled (PECOS I20040712000597); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1994
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 120 N C Ave

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

  1. Hallie Bischoff, D.O.Family Medicine Physician1255770814
  2. Wade Bomengen, M.D.Family Medicine Physician1710959168
  3. Linsey Brooks, WHNP-BC, FNP-CNurse Practitioner1508308065
  4. Colleen Hanson, PA-CMedical Physician Assistant1437121894
  5. Joy Magruder, MDFamily Medicine Physician1063598514
  6. Mattson Mathey, M.D.Family Medicine Physician1811374010

Verify Kevin Robert Mahoney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWyoming Board of Medicine
    Search for license 5591A
    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 Wyoming 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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4% more Medicare Part D claims than the average emergency medicine physician in 2024

235 Medicare Part D claims for 139 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 35 claims were for opioids.

  1. Kevin Mahoney235
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen20 claims
  2. Cephalexin15 claims
  3. Amoxicillin-Clavulanate Potass14 claims
  4. Ondansetron Odt13 claims
  5. Cefdinir12 claims
  6. Azithromycin11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Northwest Emergency Physicians LLCRiverton, WY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kevin Robert Mahoney among 111 emergency medicine physician records in Wyoming

Kevin Robert Mahoney, M.D. is one of 111 emergency medicine physician records with a practice address in Wyoming. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 60% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1994 · median 2009 among the 75 with a school on file
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Wyoming practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 emergency medicine physician record lists a practice address in Thermopolis

They are 1 of the 98 NPPES records with a practice address in Thermopolis, and 111 emergency medicine physician records in Wyoming.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Michael Bellamy, D.O.Powell, WY 824351497076152
  2. Aaron Billin, M.D.Powell, WY 824351447296207
  3. Lindsay Carlson, M.D.Powell, WY 824351245692524
  4. Alexander Cianflone, MDPowell, WY 824351902889280
  5. Bradley North, DOPowell, WY 824351023057874
  6. Tomasz OlejnikPowell, WY 824351780180695
  7. Lance Petersen, MDPowell, WY 824351245303429
  8. Kirk Bollinger, MDCody, WY 824141285725655

Common questions

What is Kevin Robert Mahoney, M.D.'s NPI number?

Kevin Robert Mahoney, M.D.'s National Provider Identifier (NPI) is 1164494241, issued on Feb 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kevin Robert Mahoney, M.D. located?

The NPPES record lists a practice address at 120 N C Ave, Thermopolis, WY, 82443. Phone: (307) 864-5534. Providers update this record themselves, so call before visiting.

How can I verify Kevin Robert Mahoney, M.D.'s license?

NPPES lists Wyoming license number 5591A, as entered by the provider. Search the Wyoming Board of Medicine at https://wyomedboard.wyo.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kevin Robert Mahoney, M.D. prescribe under Medicare Part D?

In 2024, Kevin Robert Mahoney, M.D. had 235 Medicare Part D claims for 139 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

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.