Ricardo Castillo, DO
Family Medicine Physician · San Antonio, TX
Ricardo Castillo, DO is a family medicine physician with a practice address in San Antonio, Texas, and NPI 1740287440, issued on Jul 7, 2005. Check the license (Texas H5225, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ricardo Castillo
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- H5225 TX
Self-reported in NPPES; status is on the state search - Practice location
- 19114 US Highway 281 N, San Antonio, TX 78258
- Phone
- (210) 496-7999
- Enumerated
- Jul 7, 2005
- Record last updated
- Feb 22, 2024
- Fax
- (210) 494-1666
- Medicare enrollment
- Enrolled (PECOS I20051122000080); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 19114 US Highway 281 N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ricardo Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H5225Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average family medicine physician in 2024
8,340 Medicare Part D claims for 831 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 212 claims were for opioids.
Most prescribed
- Atorvastatin Calcium547 claims
- Levothyroxine Sodium447 claims
- Amlodipine Besylate379 claims
- Losartan Potassium346 claims
- Rosuvastatin Calcium297 claims
- Lisinopril264 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.
Bills Medicare through 2 group practices
- Rise UP Rehab, LLCSan Antonio, TX
- Wellmed Medical Group PASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ricardo Castillo among 11,119 family medicine physician records in Texas
Ricardo Castillo, DO is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1987 · median 2004 among the 7,095 with a school on file
- Record last updated2024 · 51% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
809 family medicine physician records list a practice address in San Antonio
They are 809 of the 37,749 NPPES records with a practice address in San Antonio, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in San Antonio → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Melhem Dandan, MDSan Antonio, TX 782581053393520
- Dean Earp, M.D.San Antonio, TX 782581669420204
- Sandra Fernandez, MDSan Antonio, TX 782581982601654
- Renato Geralde, DOSan Antonio, TX 782581801894944
- Sudhir Gogu, D.O., PHD, MBASan Antonio, TX 782581942270400
- Margarita Hammeke, DOSan Antonio, TX 782581164479523
- Rudyard Hilliard, MDSan Antonio, TX 782581407830979
- Brian Macgillivray, MDSan Antonio, TX 782581851374623
Common questions
What is Ricardo Castillo, DO's NPI number?
Ricardo Castillo, DO's National Provider Identifier (NPI) is 1740287440, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ricardo Castillo, DO located?
The NPPES record lists a practice address at 19114 US Highway 281 N, San Antonio, TX, 78258. Phone: (210) 496-7999. Providers update this record themselves, so call before visiting.
How can I verify Ricardo Castillo, DO's license?
NPPES lists Texas license number H5225, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ricardo Castillo, DO prescribe under Medicare Part D?
In 2024, Ricardo Castillo, DO had 8,340 Medicare Part D claims for 831 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.