Maria E. Lopez, PA-C
Medical Physician Assistant · Riverside, CA
Maria E. Lopez, PA-C is a medical physician assistant with a practice address in Riverside, California, and NPI 1679870695, issued on Feb 28, 2011. Check the license (California PA21391, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria E. Lopez
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA21391 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6200 Van Buren Blvd, Riverside, CA 92503
- Phone
- (951) 358-0255
- Enumerated
- Feb 28, 2011
- Record last updated
- Dec 6, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (951) 358-0218
- Medicare enrollment
- Enrolled (PECOS I20181217001901); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 6200 Van Buren Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rigoberto Gutierrez, P.A.Medical Physician Assistant1104171685
Verify Maria E. Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA21391Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average medical physician assistant in 2024
834 Medicare Part D claims for 93 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium82 claims
- Amlodipine Besylate56 claims
- Metformin Hcl55 claims
- Lisinopril32 claims
- Losartan Potassium30 claims
- Levothyroxine Sodium29 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: $123.25
5 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,165 providers of this specialty with any payment received $1,055.00 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
- Neighborhood HealthcareTemecula, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria E. Lopez among 3,376 medical physician assistant records in California
Maria E. Lopez, PA-C is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 46% of them.
- NPI issued2011 · 46% of these records are older, 49% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2010 · median 2012 among the 1,347 with a school on file
- Record last updated2016 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Riverside → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Brian Connolly, PA-CRiverside, CA 925031922024926
- Amy CortezRiverside, CA 925031487136123
- Nora CuevasRiverside, CA 925031811745227
- Myrrna De Leon, CMARiverside, CA 925031841945904
- Brian Galdamez, PA-CRiverside, CA 925031235901612
- Rigoberto Gutierrez, P.A.Riverside, CA 925031104171685
- Paul Hupp, PA-CRiverside, CA 925031144597444
- Alice Kramer, PARiverside, CA 925031881879781
Common questions
What is Maria E. Lopez, PA-C's NPI number?
Maria E. Lopez, PA-C's National Provider Identifier (NPI) is 1679870695, issued on Feb 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Maria E. Lopez, PA-C located?
The NPPES record lists a practice address at 6200 Van Buren Blvd, Riverside, CA, 92503. Phone: (951) 358-0255. Providers update this record themselves, so call before visiting.
How can I verify Maria E. Lopez, PA-C's license?
NPPES lists California license number PA21391, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Maria E. Lopez, PA-C prescribe under Medicare Part D?
In 2024, Maria E. Lopez, PA-C had 834 Medicare Part D claims for 93 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.