NPPES file of Aug 9, 2026

Elizabeth Marshall, MD

Internal Medicine Physician · Arapaho, WY

Elizabeth Marshall, MD is an internal medicine physician with a practice address in Arapaho, Wyoming, and NPI 1528454956, issued on Apr 13, 2015. 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
1528454956
Name
Elizabeth Marshall
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
147085 CA
Self-reported in NPPES; status is on the state search
Practice location
14 Great Plains RD, Arapaho, WY 82510
Phone
(307) 856-9281
Enumerated
Apr 13, 2015
Record last updated
Oct 15, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201028003061); may accept Medicare assignment
Medical or professional school
Warren Alpert Medical School Of Brown University, 2017
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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Verify Elizabeth Marshall 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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36% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,030 Medicare Part D claims for 112 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims. 163 claims were for opioids.

  1. Elizabeth Marshall2,030
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium87 claims
  2. Lisinopril72 claims
  3. Levothyroxine Sodium68 claims
  4. Nano 2nd Gen Pen Needle67 claims
  5. Hydrocodone-Acetaminophen65 claims
  6. Gabapentin61 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. Wind River Family And Community Healthc CareArapahoe, WY

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

Elizabeth Marshall among 134 internal medicine physician records in Wyoming

Elizabeth Marshall, MD is one of 134 internal medicine physician records with a practice address in Wyoming. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 78% of them.

  • NPI issued2015 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2017 · median 2010 among the 77 with a school on file
  • Record last updated2020 · 57% 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 Wyoming practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Internal Medicine Physician providers in Wyoming

There are 134 internal medicine physician records in Wyoming.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Austin DoppRiverton, WY 825011235580036
  2. Roger Gose, MDRiverton, WY 825011972546778
  3. Glen Hybarger, M.D.Riverton, WY 825011720249899
  4. Richard Jones, MDRiverton, WY 825011730121849
  5. John Reckling, MDRiverton, WY 825011811923832
  6. Richard Sorenson, MDRiverton, WY 825011952337917
  7. Todd Bainter, D.O.Lander, WY 825201427226034
  8. Donald Gullickson, M.D.Lander, WY 825201497840110

Common questions

What is Elizabeth Marshall, MD's NPI number?

Elizabeth Marshall, MD's National Provider Identifier (NPI) is 1528454956, issued on Apr 13, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Marshall, MD located?

The NPPES record lists a practice address at 14 Great Plains RD, Arapaho, WY, 82510. Phone: (307) 856-9281. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Marshall, MD'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 Elizabeth Marshall, MD prescribe under Medicare Part D?

In 2024, Elizabeth Marshall, MD had 2,030 Medicare Part D claims for 112 beneficiaries; 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.