Mary Louise Larson
Occupational Therapist · Hammond, WI
Mary Louise Larson is an occupational therapist with a practice address in Hammond, Wisconsin, and NPI 1083952022, issued on Jan 25, 2013. Check the license (Wisconsin 1204-26, as entered in NPPES) with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Louise Larson
- Primary taxonomy
- Occupational Therapist 225X00000X
- License number
- 1204-26 WI
Self-reported in NPPES; status is on the state search - Practice location
- 425 Davis St, Hammond, WI 54015
- Phone
- (715) 796-2218
- Enumerated
- Jan 25, 2013
- Record last updated
- Jan 25, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 425 Davis St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Brown, COTAOccupational Therapy Assistant1598278988
- Lori Edwards, RPTPhysical Therapist1841454204
- Dennis FergusonPhysical Therapy Assistant1427228238
- Crystal Friske, C.O.T.A.Occupational Therapy Assistant1023498235
- Amy Gierl, CFY-SLPSpeech-Language Pathologist1982160701
- Melissa Herbst, COTAOccupational Therapy Assistant1134518459
Verify Mary Louise Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 1204-26Check 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 occupational therapist records list a practice address in Hammond
They are 3 of the 26 NPPES records with a practice address in Hammond, and 3,827 occupational therapist records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3 in Hammond → All 3,827 in Wisconsin → Every provider in Hammond →
Other occupational therapist records in Wisconsin
- Kimberly Abalan, OTRAppleton, WI1083847065
- Tuya AbiboMilwaukee, WI1942863659
- Donna Abler, OTRGreenfield, WI1396039939
- Luz Acevedo-Castro, OTR/LGreen Bay, WI1861559767
- Sarah AchterhofBrookfield, WI1437652161
- Melissa Acker, OTRPrairie Du Sac, WI1922158765
- Alan Adams, O.T.R.West Allis, WI1922134675
- Sara Adams, OTRGermantown, WI1598263386
- Valerie AddieJanesville, WI1457243594
- Melissa Adelman, OTRAppleton, WI1063684025
Common questions
What is Mary Louise Larson's NPI number?
Mary Louise Larson's National Provider Identifier (NPI) is 1083952022, issued on Jan 25, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Mary Louise Larson located?
The NPPES record lists a practice address at 425 Davis St, Hammond, WI, 54015. Phone: (715) 796-2218. Providers update this record themselves, so call before visiting.
How can I verify Mary Louise Larson's license?
NPPES lists Wisconsin license number 1204-26, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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. 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.