Maria Lourdes Castanos De Leon, M.D.
General Practice Physician · South Gate, CA
Maria Lourdes Castanos De Leon, M.D. is a general practice physician with a practice address in South Gate, California, and NPI 1285775437, issued on Feb 9, 2007. Check the license (California A73468, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Maria Lourdes Castanos De Leon
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- A73468 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9916 San Juan Ave, South Gate, CA 90280
- Phone
- (323) 564-1100
- Enumerated
- Feb 9, 2007
- Record last updated
- May 21, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (323) 564-1133
- Medicare enrollment
- Enrolled (PECOS I20080123000858); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 9916 San Juan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Monica Diaz, PACMedical Physician Assistant1316277700
Verify Maria Lourdes Castanos De Leon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A73468Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average general practice physician in 2024
1,160 Medicare Part D claims for 216 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium91 claims
- Metformin Hcl58 claims
- Levothyroxine Sodium41 claims
- Tamsulosin Hcl35 claims
- Donepezil Hcl29 claims
- Losartan Potassium29 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.
The MIPS final score for 2023 (Medicare payment program): 4.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $474.55
16 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 4,259 providers of this specialty with any payment received $1,273.40 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
- Bella Medical Group IncLos Angeles, CA
- Mobile Medical Group Inc.Glendale, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Lourdes Castanos De Leon among 1,956 general practice physician records in California
Maria Lourdes Castanos De Leon, M.D. is one of 1,956 general practice physician records with a practice address in California. 48% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 50% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileYes · 27% of these records are
- Graduated1986 · median 1994 among the 520 with a school on file
- Record last updated2015 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 general practice physician records list a practice address in South Gate
They are 8 of the 466 NPPES records with a practice address in South Gate, and 1,956 general practice physician records in California.
All 1,956 in California → Every provider in South Gate → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Daniel Enayati, M.D.South Gate, CA 902801861525016
- Alejandro GonzalezSouth Gate, CA 902801538108097
- Vijay Gyan, M.D.South Gate, CA 902801396019386
- Anisbel Hornia Silva, ARNPSouth Gate, CA 902801740763036
- Celerina MedinaSouth Gate, CA 902801356399919
- Saeid Sadighi, M.D.South Gate, CA 902801104037506
- Taishine Wang, MDSouth Gate, CA 902801841320595
- Cynthia Macer, M.D.Rolling Hills Estates, CA 902741659423374
Common questions
What is Maria Lourdes Castanos De Leon, M.D.'s NPI number?
Maria Lourdes Castanos De Leon, M.D.'s National Provider Identifier (NPI) is 1285775437, issued on Feb 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Maria Lourdes Castanos De Leon, M.D. located?
The NPPES record lists a practice address at 9916 San Juan Ave, South Gate, CA, 90280. Phone: (323) 564-1100. Providers update this record themselves, so call before visiting.
How can I verify Maria Lourdes Castanos De Leon, M.D.'s license?
NPPES lists California license number A73468, 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 Maria Lourdes Castanos De Leon, M.D. prescribe under Medicare Part D?
In 2024, Maria Lourdes Castanos De Leon, M.D. had 1,160 Medicare Part D claims for 216 beneficiaries; the average among general practice physician prescribers was 3,030. Part D covers Medicare prescriptions only.
What is Maria Lourdes Castanos De Leon, M.D.'s MIPS final score?
The 2023 MIPS final score is 4.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.