NPPES file of Aug 9, 2026

Jon Warren Potter, D.O.

Gastroenterology Physician · Eau Claire, WI

Jon Warren Potter, D.O. is a gastroenterology physician with a practice address in Eau Claire, Wisconsin, and NPI 1093785180, issued on Jan 23, 2006. Check the license (Wisconsin 44787-021, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093785180
Name
Jon Warren Potter
Credential
D.O.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
44787-021 WI
04791 IA
036-132113 IL
JP016277 MI
Self-reported in NPPES; status is on the state search
Practice location
4109 Oakwood Hills Parkway, Eau Claire, WI 54701
Phone
(715) 552-7303
Enumerated
Jan 23, 2006
Record last updated
May 24, 2024
Fax
(715) 552-7355
Medicaid IDs
4693501 MI
43546500 WI
Medicare enrollment
Enrolled (PECOS I20080124000034); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 1998
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 4109 Oakwood Hills Parkway

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

  1. Tabetha Patrow, MNS, NP-CNurse Practitioner1881184091
  2. Paul Ruh, MDGastroenterology Physician1578670832

Verify Jon Warren Potter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 44787-021
    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.

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30% fewer Medicare Part D claims than the average gastroenterology physician in 2024

568 Medicare Part D claims for 303 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Jon Potter568
  2. Specialty average811

Most prescribed

  1. Gavilyte-G123 claims
  2. Peg-3350 And Electrolytes77 claims
  3. Pantoprazole Sodium65 claims
  4. Omeprazole54 claims
  5. Lansoprazole31 claims
  6. Azathioprine22 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): 78.9 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.

  1. Qualityout of 100 · 30% of the final score66.7
  2. Costout of 100 · 30%54.9
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $237.95

5 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jon Potter$237.95
  2. Specialty average$5,015.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Eau Claire GI Associates SCEau Claire, WI
  2. Mchs Hospitals IncMarshfield, WI

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

Jon Warren Potter among 340 gastroenterology physician records in Wisconsin

Jon Warren Potter, D.O. is one of 340 gastroenterology physician records with a practice address in Wisconsin. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 44% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1998 · median 2003 among the 239 with a school on file
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Wisconsin

There are 340 gastroenterology physician records in Wisconsin.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. George Cortas, MDEau Claire, WI 547011194802074
  2. Camellia Dalai, MDEau Claire, WI 547011801384250
  3. Myles Keroack, MDEau Claire, WI 547011013998582
  4. Charles Nordstrom, MDEau Claire, WI 547011528031069
  5. Pedro Palacios ArguetaEau Claire, WI 547011255827903
  6. Thomas Peller, M.D.Eau Claire, WI 547011497715726
  7. Paul Ruh, MDEau Claire, WI 547011578670832
  8. Wajeeh Salah, MDEau Claire, WI 547011144432444

Common questions

What is Jon Warren Potter, D.O.'s NPI number?

Jon Warren Potter, D.O.'s National Provider Identifier (NPI) is 1093785180, issued on Jan 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jon Warren Potter, D.O. located?

The NPPES record lists a practice address at 4109 Oakwood Hills Parkway, Eau Claire, WI, 54701. Phone: (715) 552-7303. Providers update this record themselves, so call before visiting.

How can I verify Jon Warren Potter, D.O.'s license?

NPPES lists Wisconsin license number 44787-021, 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 Jon Warren Potter, D.O. prescribe under Medicare Part D?

In 2024, Jon Warren Potter, D.O. had 568 Medicare Part D claims for 303 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Jon Warren Potter, D.O.'s MIPS final score?

The 2023 MIPS final score is 78.9 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.