Alma Guerrero, PA-C
Physician Assistant · San Jose, CA
Alma Guerrero, PA-C is a physician assistant with a practice address in San Jose, California, and NPI 1285796029, issued on Dec 15, 2006. Check the license (California PA18402, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alma Guerrero
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA18402 CA
Self-reported in NPPES; status is on the state search - Practice location
- 55 E Julian St, San Jose, CA 95112
- Phone
- (408) 918-2600
- Enumerated
- Dec 15, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (408) 795-1129
- Medicare enrollment
- Enrolled (PECOS I20181023003033); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 55 E Julian St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alma Guerrero in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA18402Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average physician assistant in 2024
37 Medicare Part D claims for 14 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Atorvastatin Calcium14 claims
- Xarelto14 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 practice group's MIPS final score for 2023 (Medicare payment program): 80.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- County OF Santa ClaraSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alma Guerrero among 14,451 physician assistant records in California
Alma Guerrero, PA-C 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 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2006 · median 2018 among the 7,214 with a school on file
- Record last updated2007 · 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).
221 physician assistant records list a practice address in San Jose
They are 221 of the 20,925 NPPES records with a practice address in San Jose, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in San Jose → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Mahasti Ardekani-PourzandSan Jose, CA 951121497069082
- Kelly Batz, PA-CSan Jose, CA 951121598261612
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- Madelyn Costa, P.A.San Jose, CA 951121437343134
- Victoria Demartini, PA-CSan Jose, CA 951121316015688
- Tu Do, PASan Jose, CA 951121699413914
- Michael Geller, PASan Jose, CA 951121144625179
- Stephen Mayer, PA-CSan Jose, CA 951121285979815
Common questions
What is Alma Guerrero, PA-C's NPI number?
Alma Guerrero, PA-C's National Provider Identifier (NPI) is 1285796029, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alma Guerrero, PA-C located?
The NPPES record lists a practice address at 55 E Julian St, San Jose, CA, 95112. Phone: (408) 918-2600. Providers update this record themselves, so call before visiting.
How can I verify Alma Guerrero, PA-C's license?
NPPES lists California license number PA18402, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Alma Guerrero, PA-C prescribe under Medicare Part D?
In 2024, Alma Guerrero, PA-C had 37 Medicare Part D claims for 14 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Alma Guerrero, PA-C's MIPS final score?
The 2023 MIPS final score is 80.6 of 100, reported for the practice group. 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.