NPPES file of Aug 9, 2026

Kathryn Marie Fernandez, PA-C

Physician Assistant · Murrieta, CA

Kathryn Marie Fernandez, PA-C is a physician assistant with a practice address in Murrieta, California, and NPI 1447736947, issued on Jul 17, 2018. Check the license (California PA57081, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447736947
Name
Kathryn Marie Fernandez
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA57081 CA
23.004211 CT
022278 NY
Self-reported in NPPES; status is on the state search
Practice location
25500 Medical Center Dr, Murrieta, CA 92562
Phone
(951) 696-6000
Enumerated
Jul 17, 2018
Record last updated
Jun 5, 2024
Medicare enrollment
Enrolled (PECOS I20181211001138); 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 25500 Medical Center Dr

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

  1. Cody Atterbury, PA-SPhysician Assistant1710386370
  2. Daniel AultStudent in an Organized Health Care Education/Training Program1518715275
  3. Kacyenne Barber, RDRegistered Dietitian1396338596
  4. Edwin Batte, M.D.Anesthesiology Physician1760402549
  5. Bernice Biney, MBCHBInternal Medicine Physician1861132060
  6. Robert Brown, D.O.Specialist1689663270

Verify Kathryn Marie Fernandez 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 PA57081
    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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98% fewer Medicare Part D claims than the average physician assistant in 2024

17 Medicare Part D claims for 15 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Kathryn Fernandez17
  2. Specialty average830

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): 63.5 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.

  1. Qualityout of 100 · 30% of the final score31.6
  2. Costout of 100 · 30%63.5
  3. Promoting interoperabilityout of 100 · 25%80.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Stamford Health Medical Group IncStamford, CT

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

Kathryn Marie Fernandez among 14,451 physician assistant records in California

Kathryn Marie Fernandez, 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 2018, is newer than 52% of them.

  • NPI issued2018 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2018 · median 2018 among the 7,214 with a school on file
  • Record last updated2024 · 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).

55 physician assistant records list a practice address in Murrieta

They are 55 of the 2,999 NPPES records with a practice address in Murrieta, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Fidelino Amargo, PA-CMurrieta, CA 925621477867893
  2. Deana Buan, PA-CMurrieta, CA 925621427010784
  3. Scott Dombroski, PA-CMurrieta, CA 925621588874283
  4. Danielle Dullinger, P.A.Murrieta, CA 925621053542837
  5. Stephanie Francis, PA-CMurrieta, CA 925621043530082
  6. Timothy Gedney, PA-CMurrieta, CA 925621467462499
  7. Kathleen Keays, PAMurrieta, CA 925621962632331
  8. James Lauerman, PAMurrieta, CA 925621083698245

Common questions

What is Kathryn Marie Fernandez, PA-C's NPI number?

Kathryn Marie Fernandez, PA-C's National Provider Identifier (NPI) is 1447736947, issued on Jul 17, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Marie Fernandez, PA-C located?

The NPPES record lists a practice address at 25500 Medical Center Dr, Murrieta, CA, 92562. Phone: (951) 696-6000. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Marie Fernandez, PA-C's license?

NPPES lists California license number PA57081, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Kathryn Marie Fernandez, PA-C prescribe under Medicare Part D?

In 2024, Kathryn Marie Fernandez, PA-C had 17 Medicare Part D claims for 15 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Kathryn Marie Fernandez, PA-C's MIPS final score?

The 2023 MIPS final score is 63.5 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.