Stephanie Castillo, MD
Student in an Organized Health Care Education/Training Program · San Ysidro, CA
Stephanie Castillo, MD is a student in an organized health care education/training program with a practice address in San Ysidro, California, and NPI 1902330723, issued on Apr 18, 2017. Check the license (California A159673, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie Castillo
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- License number
- A159673 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1601 Precision Park LN, San Ysidro, CA 92173
- Phone
- (619) 662-4100
- Enumerated
- Apr 18, 2017
- Entity
- Type 1 · individual
Also registered at 1601 Precision Park LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew BuiStudent in an Organized Health Care Education/Training Program1205397361
- Tia Cornelius, COTAOccupational Therapy Assistant1700367224
- Katherine FuPsychiatry Physician1356877807
- Laura Lopez CamachoSocial Worker1881554921
- Sergio Maury, MDStudent in an Organized Health Care Education/Training Program1235759671
- Negin Rajaipour, M.D.Student in an Organized Health Care Education/Training Program1508286709
Verify Stephanie Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license A159673Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
78% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
109 Medicare Part D claims for 28 beneficiaries, against an average of 488 among the 106,422 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Naltrexone Hcl24 claims
- Buprenorphine-Naloxone19 claims
- Vivitrol14 claims
- Diazepam12 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.
One hospital or facility affiliation
- Centro DE Salud DE LA Comunidad DE San Ysidro, Inc.San Diego, 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.
11 student in an organized health care education/training program records list a San Ysidro practice address
They are 11 of the 218 NPPES records with a San Ysidro practice address, and 49,599 student in an organized health care education/training program records in California.
All 11 in San Ysidro → All 49,599 in California → Every provider in San Ysidro →
Other student in an organized health care education/training program records in California
- Sanad A'BasiFresno, CA1720915770
- Alexander Aabedi, MDSan Francisco, CA1245971480
- Andre AabediPomona, CA1891582102
- Natalie Aabodi, DMDPomona, CA1851085187
- Mati Aamed, PSY.D.Pacoima, CA1689285470
- Kjeld Aamodt, DDS, MSSan Francisco, CA1912250176
- Megan Aaronson, MD, MSCRLos Angeles, CA1386272102
- Manas AavulaPomona, CA1972496644
- Louisa AbadaOakland, CA1023502259
- Sharon AbadaSan Francisco, CA1003492844
Common questions
What is Stephanie Castillo, MD's NPI number?
Stephanie Castillo, MD's National Provider Identifier (NPI) is 1902330723, issued on Apr 18, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Castillo, MD located?
The NPPES record lists a practice address at 1601 Precision Park LN, San Ysidro, CA, 92173. Phone: (619) 662-4100. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Castillo, MD's license?
NPPES lists California license number A159673, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie Castillo, MD prescribe under Medicare Part D?
In 2024, Stephanie Castillo, MD had 109 Medicare Part D claims for 28 beneficiaries; the average among student in an organized health care education/training program prescribers was 488. 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.