William Joseph Welsh, MD
Psychiatry Physician · Eau Claire, WI
William Joseph Welsh, MD is a psychiatry physician with a practice address in Eau Claire, Wisconsin, and NPI 1639736234, issued on May 20, 2019. Check the license (Wisconsin 85881-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- William Joseph Welsh
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 85881-20 WI
MD-48769 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1400 Bellinger St, Eau Claire, WI 54703
- Phone
- (715) 838-5222
- Enumerated
- May 20, 2019
- Record last updated
- Aug 21, 2025
- Medicare enrollment
- Enrolled (PECOS I20250903002525); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 929 in Wisconsin → Look up another NPI →
Also registered at 1400 Bellinger St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Andrea Aguayo, PHARMDPharmacist1003507492
- Boshra Al Ibraheem, MDFamily Medicine Physician1376399444
Verify William Joseph Welsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 85881-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average psychiatry physician in 2024
156 Medicare Part D claims for 62 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of 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
- 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).
William Joseph Welsh among 929 psychiatry physician records in Wisconsin
William Joseph Welsh, MD is one of 929 psychiatry physician records with a practice address in Wisconsin. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 87% of them.
- NPI issued2019 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2019 · median 2005 among the 439 with a school on file
- Record last updated2025 · 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 2084P0800X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Wisconsin
There are 929 psychiatry physician records in Wisconsin.
All 929 in Wisconsin → Every provider in Eau Claire → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- John Bartholow, MDEau Claire, WI 547031053362913
- Anna Cothron, MDEau Claire, WI 547031073532396
- Daniel Hanson, MD, PHDEau Claire, WI 547031043392525
- Ashley Holland, D.O.Eau Claire, WI 547031205272200
- Wilson Igbrude, M.D.Eau Claire, WI 547031659501989
- Patricia McCafferty, MDEau Claire, WI 547031265492854
- Robert Peck, MDEau Claire, WI 547031427008572
- Karen Reimers, M.D.Eau Claire, WI 547031215254354
Common questions
What is William Joseph Welsh, MD's NPI number?
William Joseph Welsh, MD's National Provider Identifier (NPI) is 1639736234, issued on May 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is William Joseph Welsh, MD located?
The NPPES record lists a practice address at 1400 Bellinger St, Eau Claire, WI, 54703. Phone: (715) 838-5222. Providers update this record themselves, so call before visiting.
How can I verify William Joseph Welsh, MD's license?
NPPES lists Wisconsin license number 85881-20, 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 William Joseph Welsh, MD prescribe under Medicare Part D?
In 2024, William Joseph Welsh, MD had 156 Medicare Part D claims for 62 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.