NPPES file of Aug 9, 2026

Cristina Margarita Aragon-Navarrete, PA-C

Physician Assistant · Alhambra, CA

Cristina Margarita Aragon-Navarrete, PA-C is a physician assistant with a practice address in Alhambra, California, and NPI 1912159559, issued on Oct 15, 2008. Check the license (California PA19928, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912159559
Name
Cristina Margarita Aragon-Navarrete
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA19928 CA
Self-reported in NPPES; status is on the state search
Practice location
2550 W Main St, Alhambra, CA 91801
Phone
(626) 457-6913
Enumerated
Oct 15, 2008
Record last updated
Jun 3, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100614000285); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2550 W Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maricela Calatayud, LCSWClinical Social Worker1568751394
  2. Daniel JeungMarriage & Family Therapist1598138471
  3. Davy LinMarriage & Family Therapist1205881554
  4. Valerie Riddel, LCSWClinical Social Worker1598002925
  5. June SanoMarriage & Family Therapist1164638045

Verify Cristina Margarita Aragon-Navarrete in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA19928
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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55% fewer Medicare Part D claims than the average physician assistant in 2024

373 Medicare Part D claims for 231 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 60 claims were for opioids.

  1. Cristina Aragon-Navarrete373
  2. Specialty average830

Most prescribed

  1. Ibuprofen54 claims
  2. Hydrocodone-Acetaminophen40 claims
  3. Methylprednisolone40 claims
  4. Methocarbamol20 claims
  5. Cephalexin18 claims
  6. Cefdinir14 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

  1. Exer Medical CorporationCalabasas, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Cristina Margarita Aragon-Navarrete among 14,451 physician assistant records in California

Cristina Margarita Aragon-Navarrete, 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 2008, is newer than 22% of them.

  • NPI issued2008 · 22% of these records are older, 75% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2008 · median 2018 among the 7,214 with a school on file
  • 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).

75 physician assistant records list a practice address in Alhambra

They are 75 of the 1,802 NPPES records with a practice address in Alhambra, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Courtney Boucher, PA-CAlhambra, CA 918011033594536
  2. Cynthia Chan, P.A.Alhambra, CA 918011285636787
  3. Tung Cheung, P.A.Alhambra, CA 918011992746010
  4. Eugene Delrosario, PAAlhambra, CA 918011720098874
  5. Sophia FongAlhambra, CA 918011578853180
  6. Huajun HeAlhambra, CA 918011437669397
  7. Jennifer Liu, PAAlhambra, CA 918011861913113
  8. Felicia Markham-Dickson, PA-CAlhambra, CA 918011164423422

Common questions

What is Cristina Margarita Aragon-Navarrete, PA-C's NPI number?

Cristina Margarita Aragon-Navarrete, PA-C's National Provider Identifier (NPI) is 1912159559, issued on Oct 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Cristina Margarita Aragon-Navarrete, PA-C located?

The NPPES record lists a practice address at 2550 W Main St, Alhambra, CA, 91801. Phone: (626) 457-6913. Providers update this record themselves, so call before visiting.

How can I verify Cristina Margarita Aragon-Navarrete, PA-C's license?

NPPES lists California license number PA19928, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Cristina Margarita Aragon-Navarrete, PA-C prescribe under Medicare Part D?

In 2024, Cristina Margarita Aragon-Navarrete, PA-C had 373 Medicare Part D claims for 231 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.