NPPES file of Aug 9, 2026

Mark A. Schumaker, DPM

Podiatrist · Barron, WI

Mark A. Schumaker, DPM is a podiatrist with a practice address in Barron, Wisconsin, and NPI 1174660351, issued on Jan 30, 2007. Check the license (Wisconsin 938, as entered in NPPES) with the Wisconsin board that licenses this profession; 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
1174660351
Name
Mark A. Schumaker
Credential
DPM
Primary taxonomy
Podiatrist 213E00000X
License numbers
938 WI
2005000878 MO
Self-reported in NPPES; status is on the state search
Practice location
1222 E Woodland Ave, Barron, WI 54812
Phone
(715) 537-3166
Enumerated
Jan 30, 2007
Record last updated
Sep 21, 2022
Medicare enrollment
Enrolled (PECOS I20070914000655); accepts Medicare assignment
Medical or professional school
Kent State University College Of Podiatric Medicine, 2002
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 1222 E Woodland Ave

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

  1. Marilyn Adlin-Barnard, M.D.Family Medicine Physician1598720633
  2. Joshua BaltsOrthopaedic Surgery Physician1104184092
  3. Joseph Bell, DOObstetrics & Gynecology Physician1851471767
  4. Dale Bergeson, PAPhysician Assistant1730288150
  5. Lindsay Berkseth, M.D.Family Medicine Physician1346575214
  6. Timothy Berkseth, MDSurgery Physician1346403508

Verify Mark A. Schumaker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 938
    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
Find 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.

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4% more Medicare Part D claims than the average podiatrist in 2024

326 Medicare Part D claims for 126 beneficiaries, against an average of 314 among the 6,407 providers of this specialty who prescribed in Part D. 67 claims were for opioids.

  1. Mark Schumaker326
  2. Specialty average314

Most prescribed

  1. Doxycycline Monohydrate45 claims
  2. Ciclopirox34 claims
  3. Oxycodone-Acetaminophen30 claims
  4. Ondansetron Hcl22 claims
  5. Hydrocodone-Acetaminophen18 claims
  6. Amoxicillin-Clavulanate Potass16 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.

Industry payments in 2024: $133.36

4 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 4,596 providers of this specialty with any payment received $2,476.60 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Schumaker$133.36
  2. Specialty average$2,476.60

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

  1. Mayo Clinic Health System-Northwest Wisconsin Region IncEau Claire, WI

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

Mark A. Schumaker among 212 podiatrist records in Wisconsin

Mark A. Schumaker, DPM is one of 212 podiatrist records with a practice address in Wisconsin. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 60% of them.

  • NPI issued2007 · 60% of these records are older, 34% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2002 · median 2002 among the 154 with a school on file
  • Record last updated2022 · 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 213E00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 podiatrist record lists a practice address in Barron

They are 1 of the 122 NPPES records with a practice address in Barron, and 212 podiatrist records in Wisconsin.

The 8 podiatrist records with the nearest ZIP codes

  1. Tanya Barton, DPMHayward, WI 548431952332553
  2. Timothy Hovde, DPMRice Lake, WI 548681982193157
  3. Kevin Roberts, DPMRice Lake, WI 548681336147446
  4. Jeffery Giesking, D.P.M.Menomonie, WI 547511982605473
  5. Jennifer Roberts, D.P.M.Menomonie, WI 547511861434722
  6. Steven Hutton, DPMOshkosh, WI 549021447222583
  7. Eric Caporusso, DPMAltoona, WI 547201366445587
  8. Ryan Donegan, DPMAltoona, WI 547201780942045

Common questions

What is Mark A. Schumaker, DPM's NPI number?

Mark A. Schumaker, DPM's National Provider Identifier (NPI) is 1174660351, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark A. Schumaker, DPM located?

The NPPES record lists a practice address at 1222 E Woodland Ave, Barron, WI, 54812. Phone: (715) 537-3166. Providers update this record themselves, so call before visiting.

How can I verify Mark A. Schumaker, DPM's license?

NPPES lists Wisconsin license number 938, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Mark A. Schumaker, DPM prescribe under Medicare Part D?

In 2024, Mark A. Schumaker, DPM had 326 Medicare Part D claims for 126 beneficiaries; the average among podiatrist prescribers was 314. 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.