Theo Steffen, REGISTERED NURSE
NPI 1174865034 · General Practice Registered Nurse · San Francisco, CA
Theo Steffen, REGISTERED NURSE is a General Practice Registered Nurse provider in San Francisco, CA (NPI 1174865034).
Provider details
- NPI number
- 1174865034
- Entity type
- Individual
- Primary specialty
- General Practice Registered NurseNursing Service Providers
- Credential
- REGISTERED NURSE
- Sex
- Male
- Sole proprietor
- Yes
- License
- 579098 (CA)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2013-03-19
- Last updated
- 2013-03-19
Frequently asked questions
- What is Theo Steffen's NPI number?
- Theo Steffen's National Provider Identifier (NPI) is 1174865034, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theo Steffen's specialty?
- Theo Steffen is listed in the NPPES registry with a primary specialty of General Practice Registered Nurse (Nursing Service Providers).
- Where is Theo Steffen located?
- Theo Steffen's practice location on file with NPPES is 59 Dorado Ter, San Francisco, CA 94112-1752.
- What is Theo Steffen's phone number?
- The practice phone number listed in the NPPES registry for Theo Steffen is (415) 517-0142.
- Is Theo Steffen's NPI active?
- Yes — Theo Steffen's NPI (1174865034) is active in the NPPES registry as of the last update on 2013-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.