Joanne Marie Haag, COTA
Occupational Therapy Assistant · Watertown, WI
Joanne Marie Haag, COTA is an occupational therapy assistant with a practice address in Watertown, Wisconsin, and NPI 1336351980, issued on May 4, 2007. Check the license (Wisconsin 95-027, 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
- Joanne Marie Haag
- Credential
- COTA
- Primary taxonomy
- Occupational Therapy Assistant 224Z00000X
- License number
- 95-027 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1020 Hill St, Watertown, WI 53098
- Phone
- (920) 206-4935
- Enumerated
- May 4, 2007
- Record last updated
- Feb 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (920) 206-4986
- Medicaid ID
- 40678300 WI
- Entity
- Type 1 · individual
Also registered at 1020 Hill St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shelly Armstrong, PTAPhysical Therapy Assistant1992971360
- Brittany Batten, PTAPhysical Therapy Assistant1407252729
- Rebecca BuckinghamOccupational Therapist1225834823
- Jenna Davies, COTAOccupational Therapy Assistant1770989378
- Mikko Dela RosaPhysical Therapist1780169011
- Amy Durand, PTAPhysical Therapy Assistant1750356218
Verify Joanne Marie Haag in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 95-027Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8 occupational therapy assistant records list a practice address in Watertown
They are 8 of the 366 NPPES records with a practice address in Watertown, and 1,460 occupational therapy assistant records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8 in Watertown → All 1,460 in Wisconsin → Every provider in Watertown →
Other occupational therapy assistant records in Wisconsin
- Nora AbelMarinette, WI1457429185
- Joan Abendroth, COTAFitchburg, WI1326316068
- Vikki AddyGreendale, WI1093981862
- Jean Adebogun, COTACedarburg, WI1780806992
- Kristen AdelmeyerWisconsin Rapids, WI1467804096
- Jennifer Adkins, COTASheboygan, WI1801044185
- Kari Adler, COTAAshland, WI1487923462
- Marisa AlbersGreen Bay, WI1982259123
- Andrew AlbrechtCedarburg, WI1164942454
- Carissa AlexanderMilwaukee, WI1295164051
Common questions
What is Joanne Marie Haag, COTA's NPI number?
Joanne Marie Haag, COTA's National Provider Identifier (NPI) is 1336351980, issued on May 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joanne Marie Haag, COTA located?
The NPPES record lists a practice address at 1020 Hill St, Watertown, WI, 53098. Phone: (920) 206-4935. Providers update this record themselves, so call before visiting.
How can I verify Joanne Marie Haag, COTA's license?
NPPES lists Wisconsin license number 95-027, 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.