NPPES file of Aug 9, 2026

Nathan D. Whittaker, M.D.

Emergency Medicine Physician · Kemmerer, WY

Nathan D. Whittaker, M.D. is an emergency medicine physician with a practice address in Kemmerer, Wyoming, and NPI 1740459338, issued on Feb 27, 2008. Check the license 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
1740459338
Name
Nathan D. Whittaker
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
4301088085 MI
4756787-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
711 Onyx St, Kemmerer, WY 83101
Phone
(307) 877-4401
Enumerated
Feb 27, 2008
Record last updated
Jan 5, 2026
Medicare enrollment
Enrolled (PECOS I20260121003526); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 2006
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 711 Onyx St

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

  1. Fred Baldwin, P.A.Physician Assistant1033290978
  2. Parry Davison, CRNACertified Registered Nurse Anesthetist1316376189
  3. Scott Erickson, M.COUN.,L.P.C. 1010Professional Counselor1073760534
  4. Melissa Foster, FNP-CFamily Nurse Practitioner1205928108
  5. Kyla Franklin, NPFamily Nurse Practitioner1770205577
  6. Regg Hagge, MDFamily Medicine Physician1902850779

Verify Nathan D. Whittaker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWyoming Board of MedicineCheck 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

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74% fewer Medicare Part D claims than the average emergency medicine physician in 2024

58 Medicare Part D claims for 35 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Nathan Whittaker58
  2. Specialty average226

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.

Nathan D. Whittaker among 111 emergency medicine physician records in Wyoming

Nathan D. Whittaker, 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 2008, is newer than 53% of them.

  • NPI issued2008 · 53% of these records are older, 44% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2006 · median 2009 among the 75 with a school on file
  • Record last updated2026 · 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 Kemmerer

They are 1 of the 31 NPPES records with a practice address in Kemmerer, and 111 emergency medicine physician records in Wyoming.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Aaron Brown, M.D.Afton, WY 831101154653178
  2. Tricia Miedema, MDAfton, WY 831101023390507
  3. Jeffrey Rosenberg, DOAfton, WY 831101306860531
  4. Brooke Yasgur, DOAfton, WY 831101194469411
  5. Rathna Raju-Swami, MDJackson, WY 830021215988514
  6. Tobin Dennis, M.D.Jackson, WY 830011891141032
  7. Steven French, M.D.Jackson, WY 830011902270093
  8. Adam Johnson, M.D.Jackson, WY 830011043364797

Common questions

What is Nathan D. Whittaker, M.D.'s NPI number?

Nathan D. Whittaker, M.D.'s National Provider Identifier (NPI) is 1740459338, issued on Feb 27, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Nathan D. Whittaker, M.D. located?

The NPPES record lists a practice address at 711 Onyx St, Kemmerer, WY, 83101. Phone: (307) 877-4401. Providers update this record themselves, so call before visiting.

How can I verify Nathan D. Whittaker, M.D.'s license?

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 Nathan D. Whittaker, M.D. prescribe under Medicare Part D?

In 2024, Nathan D. Whittaker, M.D. had 58 Medicare Part D claims for 35 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.