Maria Mejia, PA
Physician Assistant · Colton, CA
Maria Mejia, PA is a physician assistant with a practice address in Colton, California, and NPI 1215307640, issued on Sep 28, 2015. Check the license (California 52936, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria Mejia
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 52936 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 N Pepper Ave Ste 107, Colton, CA 92324
- Phone
- (626) 393-6005
- Enumerated
- Sep 28, 2015
- Record last updated
- Dec 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20151209002308); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 400 N Pepper Ave Ste 107
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maria Mejia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 52936Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average physician assistant in 2024
328 Medicare Part D claims for 255 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Cefadroxil41 claims
- Albuterol Sulfate Hfa39 claims
- Amoxicillin-Clavulanate Potass24 claims
- Azithromycin23 claims
- Cephalexin19 claims
- Doxycycline Monohydrate15 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 one group practice
- Southern California Permanente Medical GroupOntario, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Mejia among 14,451 physician assistant records in California
Maria Mejia, 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 2015, is newer than 41% of them.
- NPI issued2015 · 41% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2015 · median 2018 among the 7,214 with a school on file
- Record last updated2021 · 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).
162 physician assistant records list a practice address in Colton
They are 162 of the 2,459 NPPES records with a practice address in Colton, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Colton → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Christine Bernier, P.A-CColton, CA 923241366482259
- Melissa Cornett, P.A-CColton, CA 923241154361905
- Maximillian Cruz, P.A-CColton, CA 923241538102751
- Joseph Florin, P.A-CColton, CA 923241427073162
- Lawrence Gates, P.A-CColton, CA 923241023059318
- Kristine Griffith, P.A-CColton, CA 923241174566707
- Anna Marie Lubatti, P.A-CColton, CA 923241598708661
- Thomas Manning, P.A-CColton, CA 923241538102009
Common questions
What is Maria Mejia, PA's NPI number?
Maria Mejia, PA's National Provider Identifier (NPI) is 1215307640, issued on Sep 28, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Maria Mejia, PA located?
The NPPES record lists a practice address at 400 N Pepper Ave Ste 107, Colton, CA, 92324. Phone: (626) 393-6005. Providers update this record themselves, so call before visiting.
How can I verify Maria Mejia, PA's license?
NPPES lists California license number 52936, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Maria Mejia, PA prescribe under Medicare Part D?
In 2024, Maria Mejia, PA had 328 Medicare Part D claims for 255 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.