NPPES file of Aug 9, 2026

Aaron Crosby, M.D.

Internal Medicine Physician · Murray, UT

Aaron Crosby, M.D. is an internal medicine physician with a practice address in Murray, Utah, and NPI 1336567163, issued on Mar 29, 2014. Check the license (Utah 9538347-1205, as entered in NPPES) on the Utah Medical Licensing Board; 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
1336567163
Name
Aaron Crosby
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
9538347-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
5121 S Cottonwood St, Murray, UT 84107
Phone
(801) 507-4384
Enumerated
Mar 29, 2014
Record last updated
Apr 9, 2018 (not updated in 8 years: call before relying on the address or phone)
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 5121 S Cottonwood St

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

  1. Jennifer Abernathy, MS, RD, CNSCRegistered Dietitian1790615888
  2. Karlee Adams, MPH, CSOWM, RDN, CDRegistered Dietitian1306361464
  3. Wayne Adams, M.D.Diagnostic Radiology Physician1588665301
  4. Chad Agy, MDEmergency Medicine Physician1730522277
  5. Olivia Akerley, NPNurse Practitioner1164214102
  6. Carly AlbaRegistered Dietitian1033856539

Verify Aaron Crosby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersUtah Medical Licensing Board
    Search for license 9538347-1205
    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 Utah 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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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

24 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Aaron Crosby24
  2. Specialty average3,176

Most prescribed

  1. Insulin Aspart Flexpen17 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.

Aaron Crosby among 664 internal medicine physician records in Utah

Aaron Crosby, M.D. is one of 664 internal medicine physician records with a practice address in Utah. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 62% of them.

  • NPI issued2014 · 62% of these records are older, 36% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2018 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

43 internal medicine physician records list a practice address in Murray

They are 43 of the 3,116 NPPES records with a practice address in Murray, and 664 internal medicine physician records in Utah.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Regina Drueding, M.D.Murray, UT 841071396850707
  2. Mansoor Emam, MDMurray, UT 841071720008287
  3. E Genebach, MDMurray, UT 841071003833468
  4. Steven Jepson, MDMurray, UT 841071568555068
  5. Timothy Johnson, MDMurray, UT 841071972524395
  6. Christopher Jones, MDMurray, UT 841071417967837
  7. Charles Mallender, MDMurray, UT 841071942261037
  8. Shweta Mishra, M.D.Salt Lake City, UT 841071184736639

Common questions

What is Aaron Crosby, M.D.'s NPI number?

Aaron Crosby, M.D.'s National Provider Identifier (NPI) is 1336567163, issued on Mar 29, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Crosby, M.D. located?

The NPPES record lists a practice address at 5121 S Cottonwood St, Murray, UT, 84107. Phone: (801) 507-4384. Providers update this record themselves, so call before visiting.

How can I verify Aaron Crosby, M.D.'s license?

NPPES lists Utah license number 9538347-1205, as entered by the provider. Search the Utah Medical Licensing Board at https://secure.utah.gov/llv/search/index.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Aaron Crosby, M.D. prescribe under Medicare Part D?

In 2024, Aaron Crosby, M.D. had 24 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.