NPPES file of Aug 9, 2026

Ronald Rook, PHD

Clinical Psychologist · Hemet, CA

Ronald Rook, PHD is a clinical psychologist with a practice address in Hemet, California, and NPI 1093823221, issued on Aug 28, 2006. Check the license (California PSY9906, 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
1093823221
Name
Ronald Rook
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY9906 CA
Self-reported in NPPES; status is on the state search
Practice location
1350 E Devonshire Ave, Hemet, CA 92544
Phone
(800) 257-8715
Enumerated
Aug 28, 2006
Record last updated
Jun 5, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(800) 819-1655
Medicaid ID
PSY099060 CA
Medicare enrollment
Enrolled (PECOS I20200321000199); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →

Also registered at 1350 E Devonshire Ave

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

  1. Lillian BrandsgardOccupational Therapy Assistant1306573332
  2. Jodi DunckelOccupational Therapy Assistant1497109391
  3. Jacqueline Gardner Hoag, PTPhysical Therapist1922593987
  4. Katherine Harris, DPTPhysical Therapist1750059192
  5. Glenn Hechanova, PHYSICAL THERAPISTPhysical Therapist1023407137
  6. Angelica Marie Rocio HumildeOccupational Therapist1154289049

Verify Ronald Rook 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 PSY9906    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Ronald Rook among 12,647 clinical psychologist records in California

Ronald Rook, PHD is one of 12,647 clinical psychologist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 80% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated1983 · median 2006 among the 2,424 with a school on file
  • Record last updated2017 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Psychologist providers in California

There are 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 12,647 in California → Every provider in Hemet → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Timothy Abihider, PHDHemet, CA 925441770700916
  2. Jennifer Sandoval, PHDHemet, CA 925441912377953
  3. Dianne Wheeler-Callin, PHDHemet, CA 925441720004500
  4. Joy Clark, PH.D.Hemet, CA 925431538253174
  5. Pooja RaghaniMoreno Valley, CA 925531740018340
  6. Marilisa Raju, PHDMoreno Valley, CA 925531689131682
  7. David Satre, PSY.D., PPSMoreno Valley, CA 925531366926784
  8. Jessica Williams, PSY.D.Moreno Valley, CA 925531063790483

Common questions

What is Ronald Rook, PHD's NPI number?

Ronald Rook, PHD's National Provider Identifier (NPI) is 1093823221, issued on Aug 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ronald Rook, PHD located?

The NPPES record lists a practice address at 1350 E Devonshire Ave, Hemet, CA, 92544. Phone: (800) 257-8715. Providers update this record themselves, so call before visiting.

How can I verify Ronald Rook, PHD's license?

NPPES lists California license number PSY9906, 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.

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.