Registry data as of Aug 27, 2026

Randall Casper, MD

Internal Medicine Physician · Bloomer, WI

Randall Casper, MD is an internal medicine physician with a practice address in Bloomer, Wisconsin, and NPI 1497735682, issued on Jan 23, 2006. Check the license (Wisconsin 27176, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1497735682
Name
Randall Casper
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
27176 WI
Self-reported in NPPES; status is on the state search
Practice location
1501 Thompson Street, Bloomer, WI 54724
Phone
(715) 838-5222
Enumerated
Jan 23, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1501 Thompson Street

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

  1. Natia StadlerNurse Practitioner1720651631
  2. Gregory Taylor, MDInternal Medicine Physician1760447338

Verify Randall Casper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 27176
    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 Wisconsin 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.

94% fewer Medicare Part D claims than the average internal medicine physician in 2024

154 Medicare Part D claims for 14 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Randall Casper154
  2. Specialty average2,785

Most prescribed

  1. Pantoprazole Sodium15 claims
  2. Atorvastatin Calcium13 claims
  3. Amlodipine Besylate11 claims
  4. Trazodone Hcl11 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.

4 internal medicine physician records list a Bloomer practice address

They are 4 of the 149 NPPES records with a Bloomer practice address, and 2,832 internal medicine physician records in Wisconsin.

Other internal medicine physician records in Wisconsin

  1. Sheetal Aatrai, MDMarshfield, WI1417568965
  2. Noormuhammad Abbasakoor, M.D.Sheboygan, WI1558645895
  3. Khalid Abdelgadir, MDManitowoc, WI1407433295
  4. Kareem Abdelhadi, MDRice Lake, WI1841494432
  5. Mesfin Abdissa, MDMilwaukee, WI1376579417
  6. Mohamed Fouzi Abdul Hameed, M.D.Weston, WI1255590899
  7. Hamza Abdul Majeed, DOMilwaukee, WI1881013282
  8. Anas Abed, MDMadison, WI1659002566
  9. Sameem Abedin, MDMilwaukee, WI1063641157
  10. Vincent Abejuela, DOMilwaukee, WI1356928543

Common questions

What is Randall Casper, MD's NPI number?

Randall Casper, MD's National Provider Identifier (NPI) is 1497735682, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Randall Casper, MD located?

The NPPES record lists a practice address at 1501 Thompson Street, Bloomer, WI, 54724. Phone: (715) 838-5222. Providers update this record themselves, so call before visiting.

How can I verify Randall Casper, MD's license?

NPPES lists Wisconsin license number 27176, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Randall Casper, MD prescribe under Medicare Part D?

In 2024, Randall Casper, MD had 154 Medicare Part D claims for 14 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.