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Marlin Darby
NPI 1811180250 · Case Manager/Care Coordinator · San Francisco, CA
Marlin Darby is a Case Manager/Care Coordinator provider in San Francisco, CA (NPI 1811180250).
Provider details
- NPI number
- 1811180250
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(82/100 index)
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
83% 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
100 Masonic Ave
San Francisco, CA 94118-4415
Phone: (415) 567-8370
Street-level locationGet directions
Mailing address
3090 16th St Apt 201
San Francisco, CA 94103-3454
Registry dates
- Enumerated
- 2007-08-20
- Last updated
- 2007-08-20
Frequently asked questions
- What is Marlin Darby's NPI number?
- Marlin Darby's National Provider Identifier (NPI) is 1811180250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marlin Darby's specialty?
- Marlin Darby is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Marlin Darby located?
- Marlin Darby's practice location on file with NPPES is 100 Masonic Ave, San Francisco, CA 94118-4415.
- What is Marlin Darby's phone number?
- The practice phone number listed in the NPPES registry for Marlin Darby is (415) 567-8370.
- Is Marlin Darby's NPI active?
- Yes — Marlin Darby's NPI (1811180250) is active in the NPPES registry as of the last update on 2007-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.