NPPES file of Aug 9, 2026

Seth Allred Riddle, M.D.

Otolaryngology Physician · Provo, UT

Seth Allred Riddle, M.D. is an otolaryngology physician with a practice address in Provo, Utah, and NPI 1598701955, issued on Jun 22, 2006. Check the license (Utah 357240-1205, 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
1598701955
Name
Seth Allred Riddle
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
357240-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
1055 N 300 W, Provo, UT 84604
Phone
(801) 357-7499
Enumerated
Jun 22, 2006
Record last updated
Jan 23, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(801) 373-5980
Medicare enrollment
Enrolled (PECOS I20040531000002); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 1993
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 1055 N 300 W

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

  1. Sandra Archer, MDObstetrics & Gynecology Physician1356319842
  2. Kirt Beus, MDOtolaryngology Physician1396765871
  3. Blaine Bird, O.D.Optometrist1871581652
  4. Phillip Chaffin, MDPediatric Otolaryngology Physician1134355225
  5. Sue Ann Christensen, C.P.N.P.Pediatric Nurse Practitioner1851504393
  6. Loran Cook, M.D.Specialist1396741948

Verify Seth Allred Riddle in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersUtah Medical Licensing Board
    Search for license 357240-1205
    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

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30% fewer Medicare Part D claims than the average otolaryngology physician in 2024

378 Medicare Part D claims for 111 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 39 claims were for opioids.

  1. Seth Riddle378
  2. Specialty average541

Most prescribed

  1. Methylprednisolone42 claims
  2. Ondansetron Hcl37 claims
  3. Azithromycin35 claims
  4. Oxycodone-Acetaminophen33 claims
  5. Fluticasone Propionate29 claims
  6. Mupirocin22 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.

Industry payments in 2024: $1,123.74

5 payments; by number, the most common kind was travel and lodging; the largest payer was Acclarent, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Seth Riddle$1,123.74
  2. Specialty average$1,922.50

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Peak Ent AssociatesProvo, UT

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

Seth Allred Riddle among 118 otolaryngology physician records in Utah

Seth Allred Riddle, M.D. is one of 118 otolaryngology physician records with a practice address in Utah. 80% 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 11% of them.

  • NPI issued2006 · 11% of these records are older, 56% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1993 · median 2004 among the 76 with a school on file
  • Record last updated2012 · 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 207Y00000X and a Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in Utah

There are 118 otolaryngology physician records in Utah.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Zachary Anderson, M.D.Provo, UT 846041659735348
  2. Kirt Beus, MDProvo, UT 846041396765871
  3. Christopher Hamilton, MDProvo, UT 846041073177796
  4. Matthew Money, MDProvo, UT 846041326115403
  5. I. Nelson, MD,PCProvo, UT 846041972517043
  6. Kipp Robins, MDProvo, UT 846041396741476
  7. Scott Shipley, MDProvo, UT 846041477510329
  8. Ryan Stephenson, MDProvo, UT 846041760800353

Common questions

What is Seth Allred Riddle, M.D.'s NPI number?

Seth Allred Riddle, M.D.'s National Provider Identifier (NPI) is 1598701955, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Seth Allred Riddle, M.D. located?

The NPPES record lists a practice address at 1055 N 300 W, Provo, UT, 84604. Phone: (801) 357-7499. Providers update this record themselves, so call before visiting.

How can I verify Seth Allred Riddle, M.D.'s license?

NPPES lists Utah license number 357240-1205, 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 Seth Allred Riddle, M.D. prescribe under Medicare Part D?

In 2024, Seth Allred Riddle, M.D. had 378 Medicare Part D claims for 111 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.