NPPES file of Aug 9, 2026

Phillip Andrew Thomas Prusack, MD

Family Medicine Physician · Ventura, CA

Phillip Andrew Thomas Prusack, MD is a family medicine physician with a practice address in Ventura, California, and NPI 1073043378, issued on Jun 19, 2017. Check the license (California A158786, as entered in NPPES) on the Medical Board of California; 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
1073043378
Name
Phillip Andrew Thomas Prusack
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A158786 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Hillmont Ave, Ventura, CA 93003
Phone
(805) 652-6556
Enumerated
Jun 19, 2017
Record last updated
Oct 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(805) 652-3252
Medicare enrollment
Enrolled (PECOS I20240306000838); accepts Medicare assignment
Medical or professional school
Jc Edwards School Of Medicine, Marshall University, 2017
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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8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →

Also registered at 300 Hillmont Ave

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

  1. Thomas Adelman, CRTTCertified Respiratory Therapist1114732666
  2. Henrique Aihara, TECHElectroneurodiagnostic Specialist/Technologist1861108235
  3. Anne Akhimien, MDFamily Medicine Physician1205408515
  4. Trease Allen, PSYCH TECHLicensed Psychiatric Technician1174648620
  5. Mary Allport, LCSWClinical Social Worker1083739320
  6. Edgar Alviz, RNPsychiatric/Mental Health Registered Nurse1386763175

Verify Phillip Andrew Thomas Prusack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A158786    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
Open the California license search

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91% fewer Medicare Part D claims than the average family medicine physician in 2024

318 Medicare Part D claims for 232 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 47 claims were for opioids.

  1. Phillip Prusack318
  2. Specialty average3,544

Most prescribed

  1. Cefdinir33 claims
  2. Prednisone28 claims
  3. Pantoprazole Sodium18 claims
  4. Oxycodone-Acetaminophen17 claims
  5. Hydrocodone-Acetaminophen16 claims
  6. Ciprofloxacin Hcl15 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 2 group practices

  1. Emergency Medicine Services OF FL LLCInverness, FL
  2. Paragon Emergency Services LLCCrystal River, FL

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

Phillip Andrew Thomas Prusack among 17,133 family medicine physician records in California

Phillip Andrew Thomas Prusack, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 79% of them.

  • NPI issued2017 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2017 · median 2005 among the 10,652 with a school on file
  • Record last updated2020 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

234 family medicine physician records list a practice address in Ventura

They are 234 of the 4,435 NPPES records with a practice address in Ventura, and 17,133 family medicine physician records in California.

All 17,133 in California → Every provider in Ventura → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Charles Adams, M.D.Ventura, CA 930031811925225
  2. Veronica Butler, M.D.Ventura, CA 930031063472736
  3. Eric Chun, M.D.Ventura, CA 930031699702381
  4. Michelle Daucett, D.O.Ventura, CA 930031003873035
  5. Derrick Dcosta, M.D.Ventura, CA 930031487699005
  6. James Hermann, M.D.Ventura, CA 930031861442899
  7. Theodore Hole, M.D.Ventura, CA 930031104873611
  8. Andrew Kerr, M.D.Ventura, CA 930031487695078

Common questions

What is Phillip Andrew Thomas Prusack, MD's NPI number?

Phillip Andrew Thomas Prusack, MD's National Provider Identifier (NPI) is 1073043378, issued on Jun 19, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Phillip Andrew Thomas Prusack, MD located?

The NPPES record lists a practice address at 300 Hillmont Ave, Ventura, CA, 93003. Phone: (805) 652-6556. Providers update this record themselves, so call before visiting.

How can I verify Phillip Andrew Thomas Prusack, MD's license?

NPPES lists California license number A158786, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Phillip Andrew Thomas Prusack, MD prescribe under Medicare Part D?

In 2024, Phillip Andrew Thomas Prusack, MD had 318 Medicare Part D claims for 232 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.