Sandra Steffenson, M.D.
NPI 1114941200 · Emergency Medicine Physician · Concord, CA
Sandra Steffenson, M.D. is a Emergency Medicine Physician provider in Concord, CA (NPI 1114941200).
Provider details
- NPI number
- 1114941200
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A56195 (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
- 2006-07-26
- Last updated
- 2007-11-13
Frequently asked questions
- What is Sandra Steffenson's NPI number?
- Sandra Steffenson's National Provider Identifier (NPI) is 1114941200, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Steffenson's specialty?
- Sandra Steffenson is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Steffenson located?
- Sandra Steffenson's practice location on file with NPPES is 2540 East St, Concord, CA 94520-1906.
- What is Sandra Steffenson's phone number?
- The practice phone number listed in the NPPES registry for Sandra Steffenson is (925) 682-8200.
- Is Sandra Steffenson's NPI active?
- Yes — Sandra Steffenson's NPI (1114941200) is active in the NPPES registry as of the last update on 2007-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.