Sherrill A. Fox, M.D.
Family Medicine Physician · Casper, WY
Sherrill A. Fox, M.D. is a family medicine physician with a practice address in Casper, Wyoming, and NPI 1124034566, issued on Jul 31, 2006. Check the license (Wyoming 5958A, as entered in NPPES) on the Wyoming Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Sherrill A. Fox
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5958A WY
Self-reported in NPPES; status is on the state search - Practice location
- 6500 E 2ND St, Casper, WY 82609
- Phone
- (307) 577-5100
- Enumerated
- Jul 31, 2006
- Record last updated
- Aug 11, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (307) 234-1201
- Medicaid ID
- 113011100 WY
- Medicare enrollment
- Enrolled (PECOS I20060913000619); accepts Medicare assignment
- Medical or professional school
- Brody School Of Medicine At East Carolina University, 1996
- Entity
- Type 1 · individual
Also registered at 6500 E 2ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jonathan Binder, MDFamily Medicine Physician1841214954
- Ricardo Caldas, DOInternal Medicine Physician1326741612
- Savannah Cardenas, FNP, DNPFamily Medicine Physician1033094941
- Danielle Clarke, MSN, APRN, FNP-CNurse Practitioner1861180473
- Jacob Ehlert, PAPhysician Assistant1073397113
- Jennifer Frary, PA-CPhysician Assistant1609862580
Verify Sherrill A. Fox in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWyoming Board of Medicine
Search for license 5958ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% more Medicare Part D claims than the average family medicine physician in 2024
6,767 Medicare Part D claims for 416 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 152 claims were for opioids.
Most prescribed
- Levothyroxine Sodium420 claims
- Losartan Potassium282 claims
- Atorvastatin Calcium250 claims
- Pantoprazole Sodium206 claims
- Gabapentin197 claims
- Amlodipine Besylate167 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 58.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $614.77
23 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Summit Memorial Medical Group LLCCasper, WY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
85 family medicine physician records list a practice address in Casper
They are 85 of the 1,924 NPPES records with a practice address in Casper, and 400 family medicine physician records in Wyoming.
All 85 in Casper → All 400 in Wyoming → Every provider in Casper →
Other family medicine physician records in Wyoming
- Farah Abdul, MDCheyenne, WY1689136202
- Michael Adams, M.D.Evanston, WY1922005347
- Raymond Adams, M.D.Fort Washakie, WY1265577134
- Ted Akers, MDNewcastle, WY1689650897
- Lenis Alvarado-Benitez, MDCheyenne, WY1073878930
- Berit Amundson, MDJackson, WY1790009454
- Laura Anders, MDGillette, WY1437244688
- Alexis Anderson Townsend, MDCheyenne, WY1255077483
- Thomas Andrew, M.D.Gillette, WY1821199316
- Stephen Asay, MDThermopolis, WY1336637529
Common questions
What is Sherrill A. Fox, M.D.'s NPI number?
Sherrill A. Fox, M.D.'s National Provider Identifier (NPI) is 1124034566, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sherrill A. Fox, M.D. located?
The NPPES record lists a practice address at 6500 E 2ND St, Casper, WY, 82609. Phone: (307) 577-5100. Providers update this record themselves, so call before visiting.
How can I verify Sherrill A. Fox, M.D.'s license?
NPPES lists Wyoming license number 5958A, as entered by the provider. 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 Sherrill A. Fox, M.D. prescribe under Medicare Part D?
In 2024, Sherrill A. Fox, M.D. had 6,767 Medicare Part D claims for 416 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Sherrill A. Fox, M.D.'s MIPS final score?
The 2023 MIPS final score is 58.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.