Gregg S. Sorensen, MD
NPI 1043494016 · Family Medicine Physician · Bay Point, CA
Gregg S. Sorensen, MD is a Family Medicine Physician organization in Bay Point, CA (NPI 1043494016).
Provider details
- NPI number
- 1043494016
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gregg Sorensen, Physician/Owner(925) 890-3356
- License
- G55173 (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
18 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
Other names (DBA / former)
- Doing business as
- Willow Pass Medical Group
Registry dates
- Enumerated
- 2007-12-26
- Last updated
- 2007-12-26
Frequently asked questions
- What is Gregg S. Sorensen, MD's NPI number?
- Gregg S. Sorensen, MD's National Provider Identifier (NPI) is 1043494016, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gregg S. Sorensen, MD?
- Gregg S. Sorensen, MD is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregg S. Sorensen, MD located?
- Gregg S. Sorensen, MD's practice location on file with NPPES is 53 Manor Dr, Bay Point, CA 94565-6647.
- What is Gregg S. Sorensen, MD's phone number?
- The practice phone number listed in the NPPES registry for Gregg S. Sorensen, MD is (925) 458-6125.
- Who is the authorized official for Gregg S. Sorensen, MD?
- The authorized official listed on Gregg S. Sorensen, MD's NPPES record is Gregg Sorensen, Physician/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gregg S. Sorensen, MD's NPI active?
- Yes — Gregg S. Sorensen, MD's NPI (1043494016) is active in the NPPES registry as of the last update on 2007-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.