Silvio Alan Delcastillo, D.O.
Family Medicine Physician · Burbank, CA
Silvio Alan Delcastillo, D.O. is a family medicine physician with a practice address in Burbank, California, and NPI 1255405825, issued on Nov 17, 2006. Check the license (California 20A8074, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Silvio Alan Delcastillo
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A8074 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4323 W Riverside Dr, Burbank, CA 91505
- Phone
- (818) 556-2700
- Enumerated
- Nov 17, 2006
- Record last updated
- Mar 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20080324000162); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4323 W Riverside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Silvio Alan Delcastillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A8074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average family medicine physician in 2024
7,166 Medicare Part D claims for 579 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 286 claims were for opioids.
Most prescribed
- Atorvastatin Calcium518 claims
- Levothyroxine Sodium264 claims
- Rosuvastatin Calcium254 claims
- Metformin Hcl234 claims
- Amlodipine Besylate222 claims
- Lisinopril176 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: $1,103.85
33 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Regents OF The University OF CaliforniaGlendale, CA
- Santo Nino Health CenterPanorama City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Silvio Alan Delcastillo among 17,133 family medicine physician records in California
Silvio Alan Delcastillo, D.O. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2000 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
73 family medicine physician records list a practice address in Burbank
They are 73 of the 3,375 NPPES records with a practice address in Burbank, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Burbank → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- N. Alinsod, M.D.Burbank, CA 915051477579118
- Mark Braunstein, M.D.Burbank, CA 915051598788754
- Laarni Domantay, M.D.Burbank, CA 915051528177482
- Leah Heap, M.D.Burbank, CA 915051164424289
- Armen Karapetyan, MDBurbank, CA 915051447363726
- Paul Lee, M.D.Burbank, CA 915051326042680
- Robert Manriquez, P.A.Burbank, CA 915051679593578
- Maria Ruby Minosa, MD.Burbank, CA 915051912972985
Common questions
What is Silvio Alan Delcastillo, D.O.'s NPI number?
Silvio Alan Delcastillo, D.O.'s National Provider Identifier (NPI) is 1255405825, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Silvio Alan Delcastillo, D.O. located?
The NPPES record lists a practice address at 4323 W Riverside Dr, Burbank, CA, 91505. Phone: (818) 556-2700. Providers update this record themselves, so call before visiting.
How can I verify Silvio Alan Delcastillo, D.O.'s license?
NPPES lists California license number 20A8074, 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 Silvio Alan Delcastillo, D.O. prescribe under Medicare Part D?
In 2024, Silvio Alan Delcastillo, D.O. had 7,166 Medicare Part D claims for 579 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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.