NPPES file of Aug 9, 2026

Maren Hackbusch, PA-C, MPH

Physician Assistant · Stockton, CA

Maren Hackbusch, PA-C, MPH is a physician assistant with a practice address in Stockton, California, and NPI 1932580362, issued on Jun 11, 2015. Check the license (California 52544, 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
1932580362
Name
Maren Hackbusch
Credential
PA-C, MPH
Primary taxonomy
Physician Assistant 363A00000X
License number
52544 CA
Self-reported in NPPES; status is on the state search
Practice location
4555 Precissi LN, Stockton, CA 95207
Phone
(209) 477-4103
Enumerated
Jun 11, 2015
Record last updated
Jan 3, 2022
Fax
(209) 477-1065
Medicare enrollment
Enrolled (PECOS I20150926000263); 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 4555 Precissi LN

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

  1. Ariel Abbott, PA-CPhysician Assistant1780334342
  2. Morgan Becker, NPFamily Nurse Practitioner1245034867
  3. Jeanette Beer, RN, PHNFamily Nurse Practitioner1861676462
  4. Ayanna Busby, BSN, RN, PHNRegistered Nurse1366369183
  5. Catherine Davis, NPWomen's Health Nurse Practitioner1285711259
  6. Joy Elliott-Demars, PA-CPhysician Assistant1952620676

Verify Maren Hackbusch 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 52544
    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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77% fewer Medicare Part D claims than the average physician assistant in 2024

192 Medicare Part D claims for 75 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 30 claims were for opioids.

  1. Maren Hackbusch192
  2. Specialty average830

Most prescribed

  1. Sulfamethoxazole-Trimethoprim24 claims
  2. Oxycodone Hcl23 claims
  3. Trospium Chloride20 claims
  4. Nystatin-Triamcinolone17 claims
  5. Ibuprofen15 claims
  6. Cefpodoxime Proxetil13 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.

Industry payments in 2024: $70.18

2 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maren Hackbusch$70.18
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSan Jose, CA

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

Maren Hackbusch among 14,451 physician assistant records in California

Maren Hackbusch, PA-C, MPH 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 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).

Physician Assistant providers in California

There are 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Ariel Abbott, PA-CStockton, CA 952071780334342
  2. Ogbanedi Abu, PHYSICIAN ASSISTANTStockton, CA 952071750655353
  3. Peggy ChandlerStockton, CA 952071740101831
  4. Joy Elliott-Demars, PA-CStockton, CA 952071952620676
  5. Balkaran Gill, PA-CStockton, CA 952071730981390
  6. Kendahl Montanez, PA-CStockton, CA 952071477444149
  7. Sandra Robles-Bonham, P.A.Stockton, CA 952071083867683
  8. Ryan SchoneboomStockton, CA 952071962182030

Common questions

What is Maren Hackbusch, PA-C, MPH's NPI number?

Maren Hackbusch, PA-C, MPH's National Provider Identifier (NPI) is 1932580362, issued on Jun 11, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Maren Hackbusch, PA-C, MPH located?

The NPPES record lists a practice address at 4555 Precissi LN, Stockton, CA, 95207. Phone: (209) 477-4103. Providers update this record themselves, so call before visiting.

How can I verify Maren Hackbusch, PA-C, MPH's license?

NPPES lists California license number 52544, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Maren Hackbusch, PA-C, MPH prescribe under Medicare Part D?

In 2024, Maren Hackbusch, PA-C, MPH had 192 Medicare Part D claims for 75 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.