NPPES file of Aug 9, 2026

Halsey Phillips Monger, P.A.

Physician Assistant · San Diego, CA

Halsey Phillips Monger, P.A. is a physician assistant with a practice address in San Diego, California, and NPI 1972939288, issued on Sep 18, 2013. Check the license (California 52541, 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
1972939288
Name
Halsey Phillips Monger
Credential
P.A.
Primary taxonomy
Physician Assistant 363A00000X
License number
52541 CA
Self-reported in NPPES; status is on the state search
Practice location
7565 Mission Valley RD, San Diego, CA 92108
Phone
(858) 554-7439
Enumerated
Sep 18, 2013
Record last updated
Feb 16, 2022
Medicare enrollment
Enrolled (PECOS I20160829002160); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

Also registered at 7565 Mission Valley RD

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

  1. Mahlet Alula, M.D.Internal Medicine Physician1700985629
  2. Maryann Erika Beko, M.D.Internal Medicine Physician1619076536
  3. Janna Cataldo, M.D.Pediatrics Physician1538197926
  4. Gary Chun, M.D.Pediatrics Physician1992898589
  5. Ute-Karin Edney, R.N.-C.D.E.Nutrition Education Nutritionist1598850588
  6. Paula Eisenhart, M.D.Internal Medicine Physician1043305113

Verify Halsey Phillips Monger 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 52541
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

59% fewer Medicare Part D claims than the average physician assistant in 2024

340 Medicare Part D claims for 172 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Halsey Monger340
  2. Specialty average830

Most prescribed

  1. Fluconazole56 claims
  2. Amoxicillin-Clavulanate Potass33 claims
  3. Methylprednisolone30 claims
  4. Cefuroxime28 claims
  5. Doxycycline Hyclate24 claims
  6. Prednisone23 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. Scripps HealthSan Diego, CA

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

Halsey Phillips Monger among 14,451 physician assistant records in California

Halsey Phillips Monger, P.A. 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 2013, is newer than 35% of them.

  • NPI issued2013 · 35% of these records are older, 62% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2012 · median 2018 among the 7,214 with a school on file
  • Record last updated2022 · 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).

747 physician assistant records list a practice address in San Diego

They are 747 of the 52,937 NPPES records with a practice address in San Diego, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Antonio Brown, MPA-C, MPHSan Diego, CA 921081235459827
  2. Bernard Casillan, PASan Diego, CA 921081972619450
  3. Stacy De-Levi, PA-CSan Diego, CA 921081134340821
  4. Jennifer Ferguson, PA-CSan Diego, CA 921081831359538
  5. Miriam Gulkar, P.A.San Diego, CA 921081689862351
  6. Dorothy Hollingsworth, P.A.-CSan Diego, CA 921081659350361
  7. Andrea Lane, PA-CSan Diego, CA 921081790902997
  8. Orry Marciano, PASan Diego, CA 921081194808519

Common questions

What is Halsey Phillips Monger, P.A.'s NPI number?

Halsey Phillips Monger, P.A.'s National Provider Identifier (NPI) is 1972939288, issued on Sep 18, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Halsey Phillips Monger, P.A. located?

The NPPES record lists a practice address at 7565 Mission Valley RD, San Diego, CA, 92108. Phone: (858) 554-7439. Providers update this record themselves, so call before visiting.

How can I verify Halsey Phillips Monger, P.A.'s license?

NPPES lists California license number 52541, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Halsey Phillips Monger, P.A. prescribe under Medicare Part D?

In 2024, Halsey Phillips Monger, P.A. had 340 Medicare Part D claims for 172 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.