NPPES file of Aug 9, 2026

Margo Marie Toft Louwerse, OTR/L, CHT

Hand Occupational Therapist · Santa Rosa, CA

Margo Marie Toft Louwerse, OTR/L, CHT is a hand occupational therapist with a practice address in Santa Rosa, California, and NPI 1417960329, issued on Aug 14, 2006. Check the license (California OT467, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417960329
Name
Margo Marie Toft Louwerse
Credential
OTR/L, CHT
Primary taxonomy
Hand Occupational Therapist 225XH1200X
License number
OT467 CA
Self-reported in NPPES; status is on the state search
Practice location
320 Tesconi Cir, Santa Rosa, CA 95401
Phone
(707) 544-2637
Enumerated
Aug 14, 2006
Record last updated
May 26, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(707) 544-2088
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 320 Tesconi Cir

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

  1. Shannon Boyd, PT, DPTPhysical Therapist1275411878
  2. Anna Coopersmith, OTR/L, CHTSpecialist1730573775
  3. Donna Eakin, OTR/L, CHTHand Occupational Therapist1861403016
  4. Diane Harsch, MS,OTR/LHand Occupational Therapist1497849004

Verify Margo Marie Toft Louwerse in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license OT467
    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
Find the California license search

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Hand Occupational Therapist providers in California

There are 458 hand occupational therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other hand occupational therapist records in California

  1. Will Adair, OTR/L, CHTBeverly Hills, CA1912915984
  2. Lisa Adams, OTR/L, CHTBurbank, CA1801967468
  3. Brenda Aguiar, OTR, CHTManteca, CA1831267202
  4. Lisa Aikins, OTR, CHTLompoc, CA1104975267
  5. Tracey Airth-Edblom, OTR/L, CHTPetaluma, CA1053571307
  6. Elizabeth Albizo, OTROceanside, CA1609107291
  7. Elizabeth Alexandro, OTR, CHTOakland, CA1972662708
  8. Diane Alfoldy, OTRLSan Diego, CA1174728240
  9. Mary AllanEl Dorado Hills, CA1518568559
  10. Amy Allen, OTSanta Cruz, CA1871613356

Common questions

What is Margo Marie Toft Louwerse, OTR/L, CHT's NPI number?

Margo Marie Toft Louwerse, OTR/L, CHT's National Provider Identifier (NPI) is 1417960329, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Margo Marie Toft Louwerse, OTR/L, CHT located?

The NPPES record lists a practice address at 320 Tesconi Cir, Santa Rosa, CA, 95401. Phone: (707) 544-2637. Providers update this record themselves, so call before visiting.

How can I verify Margo Marie Toft Louwerse, OTR/L, CHT's license?

NPPES lists California license number OT467, as entered by the provider. Search the California 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.