Marcela Espinosa De Los Monteros, MD
Family Medicine Physician · Riverside, CA
Marcela Espinosa De Los Monteros, MD is a family medicine physician with a practice address in Riverside, California, and NPI 1144595125, issued on Mar 9, 2012. Check the license (California A119401, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marcela Espinosa De Los Monteros
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A119401 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10800 Magnolia Ave, Riverside, CA 92505
- Phone
- (951) 353-2000
- Enumerated
- Mar 9, 2012
- Record last updated
- Nov 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150205001110); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 10800 Magnolia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marcela Espinosa De Los Monteros in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A119401Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% fewer Medicare Part D claims than the average family medicine physician in 2024
3,355 Medicare Part D claims for 373 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 165 claims were for opioids.
Most prescribed
- Atorvastatin Calcium319 claims
- Losartan Potassium175 claims
- Lisinopril156 claims
- Levothyroxine Sodium142 claims
- Rosuvastatin Calcium142 claims
- Amlodipine Besylate131 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: $20.50
1 payment: food and beverage; the largest payer was ViiV Healthcare Company. 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 one group practice
- Southern California Permanente Medical GroupRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcela Espinosa De Los Monteros among 17,133 family medicine physician records in California
Marcela Espinosa De Los Monteros, MD 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 2012, is newer than 66% of them.
- NPI issued2012 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2004 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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).
258 family medicine physician records list a practice address in Riverside
They are 258 of the 13,893 NPPES records with a practice address in Riverside, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Riverside → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Francis Chu, MDRiverside, CA 925051225105166
- Vanessa Ho, MDRiverside, CA 925051679512776
- Judith Holmes, MDRiverside, CA 925051740357615
- Paul Hsiang, MDRiverside, CA 925051841367679
- Emanuel Kristianto, MDRiverside, CA 925051063589075
- Richard Liu, MDRiverside, CA 925051396812277
- Michele Martinez, MD.Riverside, CA 925051205939204
- Karen McBride, MDRiverside, CA 925051841378395
Common questions
What is Marcela Espinosa De Los Monteros, MD's NPI number?
Marcela Espinosa De Los Monteros, MD's National Provider Identifier (NPI) is 1144595125, issued on Mar 9, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Marcela Espinosa De Los Monteros, MD located?
The NPPES record lists a practice address at 10800 Magnolia Ave, Riverside, CA, 92505. Phone: (951) 353-2000. Providers update this record themselves, so call before visiting.
How can I verify Marcela Espinosa De Los Monteros, MD's license?
NPPES lists California license number A119401, 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 Marcela Espinosa De Los Monteros, MD prescribe under Medicare Part D?
In 2024, Marcela Espinosa De Los Monteros, MD had 3,355 Medicare Part D claims for 373 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.