Registry data as of Aug 27, 2026

Mauricio Castillo, M.D.

Family Medicine Physician · Arleta, CA

Mauricio Castillo, M.D. is a family medicine physician with a practice address in Arleta, California, and NPI 1508996000, issued on Mar 6, 2007. Check the license (California A99115, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1508996000
Name
Mauricio Castillo
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A99115 CA
Self-reported in NPPES; status is on the state search
Practice location
8902 Woodman Ave, Arleta, CA 91331
Phone
(818) 610-1643
Enumerated
Mar 6, 2007
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 8902 Woodman Ave

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

  1. Clarissa Abijaoude, MFTMarriage & Family Therapist1740499508
  2. Silvia Ahumada, LVNLicensed Vocational Nurse1972781995
  3. Mayder Chacon, RNCase Management Registered Nurse1194921965
  4. Angie De JesusNurse Practitioner1578301537
  5. Renee Rose Gonzalez, FNP-CFamily Nurse Practitioner1700688272
  6. Margrette Hakim, PAPhysician Assistant1922119734

Verify Mauricio Castillo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A99115
    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
Open 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

97% fewer Medicare Part D claims than the average family medicine physician in 2024

90 Medicare Part D claims for 18 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D.

  1. Mauricio Castillo90
  2. Specialty average3,519

Most prescribed

  1. Losartan Potassium13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $129.92

2 payments, mostly food and beverage; the largest payer was ViiV Healthcare Company. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mauricio Castillo$129.92
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. EL Proyecto Del Barrio IncPanorama City, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

3 family medicine physician records list a Arleta practice address

They are 3 of the 119 NPPES records with a Arleta practice address, and 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Mauricio Castillo, M.D.'s NPI number?

Mauricio Castillo, M.D.'s National Provider Identifier (NPI) is 1508996000, issued on Mar 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mauricio Castillo, M.D. located?

The NPPES record lists a practice address at 8902 Woodman Ave, Arleta, CA, 91331. Phone: (818) 610-1643. Providers update this record themselves, so call before visiting.

How can I verify Mauricio Castillo, M.D.'s license?

NPPES lists California license number A99115, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mauricio Castillo, M.D. prescribe under Medicare Part D?

In 2024, Mauricio Castillo, M.D. had 90 Medicare Part D claims for 18 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

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.