NPPES file of Aug 9, 2026

Ida Grandjean Due

Occupational Therapist · Long Beach, CA

Ida Grandjean Due is an occupational therapist with a practice address in Long Beach, California, and NPI 1366304289, issued on Dec 1, 2025. Check the license 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
1366304289
Name
Ida Grandjean Due
Primary taxonomy
Occupational Therapist 225X00000X
Practice location
3633 Long Beach Blvd Ste 100, Long Beach, CA 90807
Phone
(562) 424-9000
Enumerated
Dec 1, 2025
Record last updated
Dec 1, 2025
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 3633 Long Beach Blvd Ste 100

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

  1. Kourosh Kolahi, M.D.Orthopaedic Hand Surgery Physician1700143104
  2. Ross Nathan, MDOrthopaedic Hand Surgery Physician1013957679

Verify Ida Grandjean Due in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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134 occupational therapist records list a practice address in Long Beach

They are 134 of the 13,650 NPPES records with a practice address in Long Beach, and 9,244 occupational therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 134 in Long Beach → All 9,244 in California → Every provider in Long Beach →

Other occupational therapist records in California

  1. Michael AaenNapa, CA1417627464
  2. Andrea Jenine AbadLos Angeles, CA1043883176
  3. Mary AbarquezLos Angeles, CA1174160196
  4. Loreelei Abbariao, OTRBuena Park, CA1619218179
  5. Amira Abbasi, OTR/LMenlo Park, CA1952867236
  6. Katherine Abbey, MA-OTR/LPasadena, CA1952689770
  7. Dana Abbott, OTR/LVista, CA1023593530
  8. Laura Abbott, CHTSalinas, CA1154305019
  9. Nicole AbdallahPalo Alto, CA1598578379
  10. Nurhana Abdul RahimBrentwood, CA1689383077

Common questions

What is Ida Grandjean Due's NPI number?

Ida Grandjean Due's National Provider Identifier (NPI) is 1366304289, issued on Dec 1, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Ida Grandjean Due located?

The NPPES record lists a practice address at 3633 Long Beach Blvd Ste 100, Long Beach, CA, 90807. Phone: (562) 424-9000. Providers update this record themselves, so call before visiting.

How can I verify Ida Grandjean Due's license?

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.