Bruce Deas, MD
NPI 1639189715 · Internal Medicine Physician · Lakeport, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bruce Deas, MD is a Internal Medicine Physician provider in Lakeport, CA (NPI 1639189715).
Provider details
- NPI number
- 1639189715
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G67934 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-08-09
- Last updated
- 2024-03-13
- Certified
- 2024-03-13
Frequently asked questions
- What is Bruce Deas's NPI number?
- Bruce Deas's National Provider Identifier (NPI) is 1639189715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bruce Deas's specialty?
- Bruce Deas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bruce Deas located?
- Bruce Deas's practice location on file with NPPES is 5176 Hill Road E., Lakeport, CA 95453-6300.
- What is Bruce Deas's phone number?
- The practice phone number listed in the NPPES registry for Bruce Deas is (707) 262-5000.
- Does Bruce Deas accept Medicare?
- Bruce Deas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bruce Deas's NPI active?
- Yes — Bruce Deas's NPI (1639189715) is active in the NPPES registry as of the last update on 2024-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.