NPPES file of Aug 9, 2026

Andrew Burns Ashcroft, M.D.

Family Medicine Physician · Petaluma, CA

Andrew Burns Ashcroft, M.D. is a family medicine physician with a practice address in Petaluma, California, and NPI 1053306795, issued on Sep 19, 2005. Check the license (California A96865, 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
1053306795
Name
Andrew Burns Ashcroft
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A96865 CA
Self-reported in NPPES; status is on the state search
Practice location
1179 N Mcdowell Blvd, Petaluma, CA 94954
Phone
(707) 559-7500
Enumerated
Sep 19, 2005
Record last updated
Oct 18, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(707) 559-7510
Medicaid IDs
FHC70696F CA
BCP70696F CA
HAP70696F CA
Medicare enrollment
Enrolled (PECOS I20071113000804); accepts Medicare assignment
Medical or professional school
Geisel School Of Medicine At Dartmouth, 2001
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 1179 N Mcdowell Blvd

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

  1. Amy Adams, M.D.Emergency Medicine Physician1700976610
  2. Theresa Aguilar, MD, MPHFamily Medicine Physician1205343944
  3. Andrea Akabike, DDSPediatric Dentistry1912512492
  4. Miriam Avena-Mascareno, FNP-CFamily Nurse Practitioner1629797246
  5. Yasaman AyatAcupuncturist1174239032
  6. Stephanie Bedolla, NP-CAdult Health Nurse Practitioner1265717565

Verify Andrew Burns Ashcroft in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A96865
    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

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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1% fewer Medicare Part D claims than the average family medicine physician in 2024

3,515 Medicare Part D claims for 245 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 336 claims were for opioids.

  1. Andrew Ashcroft3,515
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium233 claims
  2. Levothyroxine Sodium140 claims
  3. Gabapentin120 claims
  4. Hydrocodone-Acetaminophen84 claims
  5. Lisinopril83 claims
  6. Ozempic82 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. Petaluma Health Center IncPetaluma, CA

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

Andrew Burns Ashcroft among 17,133 family medicine physician records in California

Andrew Burns Ashcroft, M.D. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2001 · median 2005 among the 10,652 with a school on file
  • Record last updated2011 · 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).

46 family medicine physician records list a practice address in Petaluma

They are 46 of the 1,856 NPPES records with a practice address in Petaluma, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Richard Chen, MDPetaluma, CA 949541285602573
  2. Jonathan Choe, M.D.Petaluma, CA 949541518959170
  3. Michelle Davey, DOPetaluma, CA 949541366445785
  4. Patrick Flynn, M.D.Petaluma, CA 949541770567745
  5. Colleen Foy Sterling, M.D.Petaluma, CA 949541619969326
  6. Robert Hentz, MDPetaluma, CA 949541720012107
  7. Audra Lehman, M.D.Petaluma, CA 949541063404762
  8. Nikola Lozanov, MDPetaluma, CA 949541417968512

Common questions

What is Andrew Burns Ashcroft, M.D.'s NPI number?

Andrew Burns Ashcroft, M.D.'s National Provider Identifier (NPI) is 1053306795, issued on Sep 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Andrew Burns Ashcroft, M.D. located?

The NPPES record lists a practice address at 1179 N Mcdowell Blvd, Petaluma, CA, 94954. Phone: (707) 559-7500. Providers update this record themselves, so call before visiting.

How can I verify Andrew Burns Ashcroft, M.D.'s license?

NPPES lists California license number A96865, 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 Andrew Burns Ashcroft, M.D. prescribe under Medicare Part D?

In 2024, Andrew Burns Ashcroft, M.D. had 3,515 Medicare Part D claims for 245 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.

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.