Cassandra Crook
Peer Specialist · Fontana, CA
Cassandra Crook is a peer specialist with a practice address in Fontana, California, and NPI 1164090536, issued on Jun 14, 2021. Check the license (California MPSS-7YGOKX, 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.
- Name
- Cassandra Crook
- Primary taxonomy
- Peer Specialist 175T00000X
- License number
- MPSS-7YGOKX CA
Self-reported in NPPES; status is on the state search - Practice location
- 15217 San Bernardino Ave, Fontana, CA 92335
- Phone
- (909) 386-8510
- Enumerated
- Jun 14, 2021
- Entity
- Type 1 · individual
Also registered at 15217 San Bernardino Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lori BoysterLicensed Psychiatric Technician1235902024
- Lasheena Carter, LVNLicensed Vocational Nurse1639853492
- Oswaldo CastilloLicensed Vocational Nurse1538005087
- Alysiana Elizalde TahaSocial Worker1457289662
- Jevonne FosterLicensed Psychiatric Technician1154106946
- Marshall Fryman, M.A.Student in an Organized Health Care Education/Training Program1366081895
Verify Cassandra Crook in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license MPSS-7YGOKXCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Peer Specialist providers in California
There are 3,719 peer specialist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other peer specialist records in California
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- Nadia Abdul-Zahir, CPSSRiverside, CA1336967140
- Marcya AbdullahSan Diego, CA1841038957
- Dylan Abel, PSSLos Angeles, CA1255251963
- Jennifer AbrahamOakland, CA1417580739
- Jynnahlove AbshireRoseville, CA1003525247
- Alondra Abud BlancoLa Puente, CA1881411981
- Elmer AcevedoTehachapi, CA1720743081
Common questions
What is Cassandra Crook's NPI number?
Cassandra Crook's National Provider Identifier (NPI) is 1164090536, issued on Jun 14, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Cassandra Crook located?
The NPPES record lists a practice address at 15217 San Bernardino Ave, Fontana, CA, 92335. Phone: (909) 386-8510. Providers update this record themselves, so call before visiting.
How can I verify Cassandra Crook's license?
NPPES lists California license number MPSS-7YGOKX, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.