William Bloxham, M.A.
Clinical Psychologist · Concord, CA
William Bloxham, M.A. is a clinical psychologist with a practice address in Concord, California, and NPI 1245630615, issued on Sep 3, 2014. Check the license (California 94026494, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Bloxham
- Credential
- M.A.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 94026494 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1333 Willow Pass RD Ste 203, Concord, CA 94520
- Phone
- (925) 825-1793
- Enumerated
- Sep 3, 2014
- Record last updated
- Mar 27, 2023
- Medicare enrollment
- Enrolled (PECOS I20230711004117); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 1333 Willow Pass RD Ste 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Savannah MillerStudent in an Organized Health Care Education/Training Program1427626548
- Chia Yu PanOther Specialist/Technologist1659020113
- Umadevi RameshStudent in an Organized Health Care Education/Training Program1073277497
Verify William Bloxham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 94026494Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Portia Bell Hume Behavioral Health And Training CenterRichmond, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Bloxham among 12,647 clinical psychologist records in California
William Bloxham, M.A. 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. Its NPI, issued in 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated2021 · median 2006 among the 2,424 with a school on file
- Record last updated2023 · 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).
43 clinical psychologist records list a practice address in Concord
They are 43 of the 9,328 NPPES records with a practice address in Concord, and 12,647 clinical psychologist records in California.
All 12,647 in California → Every provider in Concord → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Herbert Chew, PH.D.Concord, CA 945201942328851
- Dave Chu, PH.D.Concord, CA 945201184783912
- Roberta Gambetti, PHDConcord, CA 945201457542797
- Lee Haworth, PH.D.Concord, CA 945201629277363
- Shoshana Kornfeld, PH.D.Concord, CA 945201346449675
- Robert Mejia, PH.D.Concord, CA 945201609924703
- Deirdre Moriarty, PH. D.Concord, CA 945201033146626
- Demetrius Nocerino, PSYDConcord, CA 945201639215916
Common questions
What is William Bloxham, M.A.'s NPI number?
William Bloxham, M.A.'s National Provider Identifier (NPI) is 1245630615, issued on Sep 3, 2014. An NPI identifies a provider in billing; it is not a license.
Where is William Bloxham, M.A. located?
The NPPES record lists a practice address at 1333 Willow Pass RD Ste 203, Concord, CA, 94520. Phone: (925) 825-1793. Providers update this record themselves, so call before visiting.
How can I verify William Bloxham, M.A.'s license?
NPPES lists California license number 94026494, 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. Medicare files from data.cms.gov. 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.