NPPES file of Aug 9, 2026

Rex A. Outtrim, MD

Cardiovascular Disease Physician · Riverton, UT

Rex A. Outtrim, MD is a cardiovascular disease physician with a practice address in Riverton, Utah, and NPI 1558355313, issued on Sep 8, 2005. Check the license (Utah 5006181205, 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
1558355313
Name
Rex A. Outtrim
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
5006181205 UT
Self-reported in NPPES; status is on the state search
Practice location
3723 W 12600 S, Riverton, UT 84065
Phone
(801) 285-4590
Enumerated
Sep 8, 2005
Record last updated
Jul 18, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20051015000082); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 3723 W 12600 S

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

  1. Aileen Arguelles Del Castillo, MDHospitalist Physician1205068749
  2. Lyle Berry, M.D.Hospitalist Physician1871730036
  3. Jane Bowman, MDObstetrics & Gynecology Physician1073621611
  4. Nellie Bubb, OTR/LOccupational Therapist1801440391
  5. John Capener, D.O.Gastroenterology Physician1750355624
  6. Shauna ChrissFamily Nurse Practitioner1740529973

Verify Rex A. Outtrim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersUtah Medical Licensing Board
    Search for license 5006181205
    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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47% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

1,626 Medicare Part D claims for 280 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Rex Outtrim1,626
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium172 claims
  2. Carvedilol130 claims
  3. Metoprolol Succinate108 claims
  4. Losartan Potassium103 claims
  5. Eliquis88 claims
  6. Amlodipine Besylate80 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. Ihc Health Services IncRiverton, UT

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

Rex A. Outtrim among 163 cardiovascular disease physician records in Utah

Rex A. Outtrim, MD is one of 163 cardiovascular disease physician records with a practice address in Utah. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 87% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated1992 · median 2004 among the 93 with a school on file
  • Record last updated2014 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Utah

There are 163 cardiovascular disease physician records in Utah.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Ronald Asay, MDOrem, UT 840571578521308
  2. Charles Dahl, MDOrem, UT 840571912965344
  3. Sean Lawless, M.D.Orem, UT 840571720475122
  4. Roger Borchardt, MDLehi, UT 840431386637833
  5. David Massinople, M.D.West Jordan, UT 840881255541785
  6. Michael Cody, MDLayton, UT 840411629063755
  7. Keith Ritchie, MDSandy, UT 840931194717033
  8. Majd Ibrahim, M.D.Salt Lake Cty, UT 841011700199627

Common questions

What is Rex A. Outtrim, MD's NPI number?

Rex A. Outtrim, MD's National Provider Identifier (NPI) is 1558355313, issued on Sep 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Rex A. Outtrim, MD located?

The NPPES record lists a practice address at 3723 W 12600 S, Riverton, UT, 84065. Phone: (801) 285-4590. Providers update this record themselves, so call before visiting.

How can I verify Rex A. Outtrim, MD's license?

NPPES lists Utah license number 5006181205, 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 Rex A. Outtrim, MD prescribe under Medicare Part D?

In 2024, Rex A. Outtrim, MD had 1,626 Medicare Part D claims for 280 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.