Bryan Dieffenbach, Inc.
NPI 1871276386 · Vascular Surgery Physician · San Diego, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bryan Dieffenbach, Inc. is a Vascular Surgery Physician organization in San Diego, CA (NPI 1871276386).
Provider details
- NPI number
- 1871276386
- Entity type
- Organization
- Primary specialty
- Vascular Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Bryan Dieffenbach, President(619) 298-3100
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
2 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
- 2023-08-10
- Last updated
- 2023-08-10
- Certified
- 2023-08-10
Frequently asked questions
- What is Bryan Dieffenbach, Inc.'s NPI number?
- Bryan Dieffenbach, Inc.'s National Provider Identifier (NPI) is 1871276386, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Bryan Dieffenbach, Inc.?
- Bryan Dieffenbach, Inc. is classified in the NPPES registry as Vascular Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Bryan Dieffenbach, Inc. located?
- Bryan Dieffenbach, Inc.'s practice location on file with NPPES is 550 Washington St Ste 641, San Diego, CA 92103-2229.
- What is Bryan Dieffenbach, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Bryan Dieffenbach, Inc. is (619) 299-2600.
- Does Bryan Dieffenbach, Inc. accept Medicare?
- Bryan Dieffenbach, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Bryan Dieffenbach, Inc.?
- The authorized official listed on Bryan Dieffenbach, Inc.'s NPPES record is Bryan Dieffenbach, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Bryan Dieffenbach, Inc.'s NPI active?
- Yes — Bryan Dieffenbach, Inc.'s NPI (1871276386) is active in the NPPES registry as of the last update on 2023-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.