NPPES file of Aug 9, 2026

Les Greenwood, MD

Emergency Medicine Physician · Layton, UT

Les Greenwood, MD is an emergency medicine physician with a practice address in Layton, Utah, and NPI 1295795706, issued on Mar 27, 2006. Check the license (Utah 345095-1205, 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
1295795706
Name
Les Greenwood
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
345095-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
1600 W Antelope Dr, Layton, UT 84041
Phone
(801) 801-1000
Enumerated
Mar 27, 2006
Record last updated
Apr 29, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicaid ID
D4581 UT
Medicare enrollment
Enrolled (PECOS I20051012000332); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 1999
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 1600 W Antelope Dr

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

  1. Abdulelah Abu Qare, MDInternal Medicine Physician1134187636
  2. Jitendra Adepu, MDInternal Medicine Physician1821227109
  3. Nicholas Bigler, DOAnesthesiology Physician1578053724
  4. Juneyoung Chavez, M.D.Neurological Surgery Physician1376778639
  5. Arthur Davenport, MDEmergency Medicine Physician1023079936
  6. Carissa Ellsworth, PHYSICIAN ASSISTANTMedical Physician Assistant1831458744

Verify Les Greenwood in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersUtah Medical Licensing Board
    Search for license 345095-1205
    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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2% more Medicare Part D claims than the average emergency medicine physician in 2024

230 Medicare Part D claims for 147 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 26 claims were for opioids.

  1. Les Greenwood230
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt19 claims
  2. Hydrocodone-Acetaminophen18 claims
  3. Albuterol Sulfate Hfa15 claims
  4. Prednisone14 claims
  5. Promethazine Hcl13 claims
  6. Cephalexin12 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. Emergency Physicians Integrated Care LLCOgden, UT

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

Les Greenwood among 501 emergency medicine physician records in Utah

Les Greenwood, MD is one of 501 emergency medicine 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 64% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1999 · median 2011 among the 344 with a school on file
  • Record last updated2010 · 58% 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 Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Utah

There are 501 emergency medicine physician records in Utah.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Arthur Davenport, MDLayton, UT 840411023079936
  2. Garrett Emery, MDLayton, UT 840411306807300
  3. Mindy Hopfenbeck, M.D.Layton, UT 840411629279096
  4. Jarem Lloyd, MDLayton, UT 840411285953166
  5. Brian Loveridge, MDLayton, UT 840411720080369
  6. William Sheffield, MDLayton, UT 840411356303945
  7. Trient Spires, DOHill Afb, UT 840411619548658
  8. Nelson Diamond, M.D.Lehi, UT 840431801206909

Common questions

What is Les Greenwood, MD's NPI number?

Les Greenwood, MD's National Provider Identifier (NPI) is 1295795706, issued on Mar 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Les Greenwood, MD located?

The NPPES record lists a practice address at 1600 W Antelope Dr, Layton, UT, 84041. Phone: (801) 801-1000. Providers update this record themselves, so call before visiting.

How can I verify Les Greenwood, MD's license?

NPPES lists Utah license number 345095-1205, 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 Les Greenwood, MD prescribe under Medicare Part D?

In 2024, Les Greenwood, MD had 230 Medicare Part D claims for 147 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.