David Dennis, M.D.
NPI 1730116799 · Emergency Medicine Physician · Fairfield, CA
David Dennis, M.D. is a Emergency Medicine Physician provider in Fairfield, CA (NPI 1730116799).
Provider details
- NPI number
- 1730116799
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A25385 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2010-07-12
Frequently asked questions
- What is David Dennis's NPI number?
- David Dennis's National Provider Identifier (NPI) is 1730116799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Dennis's specialty?
- David Dennis is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Dennis located?
- David Dennis's practice location on file with NPPES is Northbay Medical Center - Fairfield, Fairfield, CA 94533.
- What is David Dennis's phone number?
- The practice phone number listed in the NPPES registry for David Dennis is (707) 646-5800.
- Is David Dennis's NPI active?
- Yes — David Dennis's NPI (1730116799) is active in the NPPES registry as of the last update on 2010-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.