Myriam E. Castaneda, PA
Physician Assistant · Livingston, CA
Myriam E. Castaneda, PA is a physician assistant with a practice address in Livingston, California, and NPI 1710217799, issued on Jan 13, 2010. Check the license (California 20693, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Myriam E. Castaneda
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 20693 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1140 Main St, Livingston, CA 95334
- Phone
- (209) 394-7913
- Enumerated
- Jan 13, 2010
- Record last updated
- Mar 9, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (209) 394-3660
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1140 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rohit Arora, DOHospitalist Physician1154717213
- Erika Arredondo, LVNLicensed Vocational Nurse1831499870
- Stephanie Castillo, FNPNurse Practitioner1083147730
- Martina Cisneros, LCSWClinical Social Worker1073760211
- Jesus Corral, PAPhysician Assistant1558536003
- Melinda Edmondson, APRNFamily Nurse Practitioner1730557596
Verify Myriam E. Castaneda in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 20693Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7.9 times the Medicare Part D claims of the average physician assistant in 2024
6,591 Medicare Part D claims for 496 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 125 claims were for opioids.
Most prescribed
- Atorvastatin Calcium570 claims
- Metformin Hcl448 claims
- Lisinopril330 claims
- Levothyroxine Sodium320 claims
- Amlodipine Besylate279 claims
- Losartan Potassium271 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.
Myriam E. Castaneda among 14,451 physician assistant records in California
Myriam E. Castaneda, PA is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 27% of them.
- NPI issued2010 · 27% of these records are older, 70% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2015 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 physician assistant records list a practice address in Livingston
They are 4 of the 120 NPPES records with a practice address in Livingston, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Livingston → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Brooke Casey, PHYSICIAN ASSISTANTLivingston, CA 953341083351480
- Jesus Corral, PALivingston, CA 953341558536003
- Lorenzen LucasLivingston, CA 953341073911087
- Hassan Assl, MSPAManteca, CA 953361720125339
- Breanna Barrows, PA-CManteca, CA 953361124619580
- Janna Belletto, PA-CManteca, CA 953361952696957
- Dressia Hio, PAManteca, CA 953361689778227
- Marichu Nisperos, PA-CManteca, CA 953361285998690
Common questions
What is Myriam E. Castaneda, PA's NPI number?
Myriam E. Castaneda, PA's National Provider Identifier (NPI) is 1710217799, issued on Jan 13, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Myriam E. Castaneda, PA located?
The NPPES record lists a practice address at 1140 Main St, Livingston, CA, 95334. Phone: (209) 394-7913. Providers update this record themselves, so call before visiting.
How can I verify Myriam E. Castaneda, PA's license?
NPPES lists California license number 20693, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Myriam E. Castaneda, PA prescribe under Medicare Part D?
In 2024, Myriam E. Castaneda, PA had 6,591 Medicare Part D claims for 496 beneficiaries; the average among physician assistant prescribers was 830. 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.