James M. Wallace, M.D.
Internal Medicine Physician · Saint Croix Falls, WI
James M. Wallace, M.D. is an internal medicine physician with a practice address in Saint Croix Falls, Wisconsin, and NPI 1902908718, issued on Sep 2, 2006. Check the license (Wisconsin 37316, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- James M. Wallace
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 37316 WI
Self-reported in NPPES; status is on the state search - Practice location
- 235 E State St, Saint Croix Falls, WI 54024
- Phone
- (715) 483-3221
- Enumerated
- Sep 2, 2006
- Record last updated
- Feb 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (715) 483-0507
- Medicaid IDs
- 948017000 MN
32379700 WI - Medicare enrollment
- Enrolled (PECOS I20131212000020); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 235 E State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Erik Belgum, SLPSpeech-Language Pathologist1497972483
Verify James M. Wallace in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 37316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.6 times the Medicare Part D claims of the average internal medicine physician in 2024
11,362 Medicare Part D claims for 657 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 118 claims were for opioids.
Most prescribed
- Atorvastatin Calcium881 claims
- Lisinopril710 claims
- Amlodipine Besylate622 claims
- Omeprazole372 claims
- Metoprolol Succinate347 claims
- Losartan Potassium336 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
- St. Croix Regional Medical CenterLindstrom, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James M. Wallace among 2,078 internal medicine physician records in Wisconsin
James M. Wallace, M.D. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1994 · median 2002 among the 1,098 with a school on file
- Record last updated2021 · 55% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 internal medicine physician records list a practice address in Saint Croix Falls
They are 5 of the 157 NPPES records with a practice address in Saint Croix Falls, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Saint Croix Falls → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carl Hansen, M.D.Saint Croix Falls, WI 540241932210317
- James Kravig, M.D.Saint Croix Falls, WI 540241063524403
- David Stevens, M.D.Saint Croix Falls, WI 540241740382548
- Pradeep Wardhan, M.D.Saint Croix Falls, WI 540241417199159
- Jeffrey Larsen, MDRiver Falls, WI 540221104819622
- Jacqueline Dsouza, M.D.Hudson, WI 540161740211473
- David Hess, M.D.Hudson, WI 540161871029116
- Leslie Surbeck, MDHudson, WI 540161487820932
Common questions
What is James M. Wallace, M.D.'s NPI number?
James M. Wallace, M.D.'s National Provider Identifier (NPI) is 1902908718, issued on Sep 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James M. Wallace, M.D. located?
The NPPES record lists a practice address at 235 E State St, Saint Croix Falls, WI, 54024. Phone: (715) 483-3221. Providers update this record themselves, so call before visiting.
How can I verify James M. Wallace, M.D.'s license?
NPPES lists Wisconsin license number 37316, 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 James M. Wallace, M.D. prescribe under Medicare Part D?
In 2024, James M. Wallace, M.D. had 11,362 Medicare Part D claims for 657 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.