David Hearst, MD
NPI 1770670531 · Family Medicine Physician · Martinez, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Hearst, MD is a Family Medicine Physician provider in Martinez, CA (NPI 1770670531).
Provider details
- NPI number
- 1770670531
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G44965 (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
19 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 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 190 | 64 |
| Losartan Potassium | 112 | 35 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 109 | 14 |
| Amlodipine Besylate | 107 | 34 |
| Lisinopril | 75 | 25 |
| Omeprazole | 67 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Hearst's NPI number?
- David Hearst's National Provider Identifier (NPI) is 1770670531, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Hearst's specialty?
- David Hearst is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Hearst located?
- David Hearst's practice location on file with NPPES is 2500 Alhambra Avenue, Martinez, CA 94553-3156.
- What is David Hearst's phone number?
- The practice phone number listed in the NPPES registry for David Hearst is (925) 370-5110.
- Does David Hearst accept Medicare?
- David Hearst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Hearst's NPI active?
- Yes — David Hearst's NPI (1770670531) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.