Andrew Ashcroft, M.D.
NPI 1053306795 · Family Medicine Physician · Petaluma, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Ashcroft, M.D. is a Family Medicine Physician provider in Petaluma, CA (NPI 1053306795).
Provider details
- NPI number
- 1053306795
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A96865 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 233 | 74 |
| Levothyroxine Sodium | 140 | 36 |
| Gabapentin | 120 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 84 | 19 |
| Lisinopril | 83 | 26 |
| Semaglutidebrand: Ozempic | 82 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-19
- Last updated
- 2011-10-18
Frequently asked questions
- What is Andrew Ashcroft's NPI number?
- Andrew Ashcroft's National Provider Identifier (NPI) is 1053306795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Ashcroft's specialty?
- Andrew Ashcroft is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Ashcroft located?
- Andrew Ashcroft's practice location on file with NPPES is 1179 N Mcdowell Blvd, Petaluma, CA 94954-6559.
- What is Andrew Ashcroft's phone number?
- The practice phone number listed in the NPPES registry for Andrew Ashcroft is (707) 559-7500.
- Does Andrew Ashcroft accept Medicare?
- Andrew Ashcroft is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Ashcroft's NPI active?
- Yes — Andrew Ashcroft's NPI (1053306795) is active in the NPPES registry as of the last update on 2011-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.