Darlene Fenner
NPI 1013695261 · Clinical Exercise Physiologist · San Mateo, CA
Darlene Fenner is a Clinical Exercise Physiologist provider in San Mateo, CA (NPI 1013695261).
Provider details
- NPI number
- 1013695261
- Entity type
- Individual
- Primary specialty
- Clinical Exercise PhysiologistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
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
Mailing address
Registry dates
- Enumerated
- 2023-07-07
- Last updated
- 2023-07-07
- Certified
- 2023-07-03
Frequently asked questions
- What is Darlene Fenner's NPI number?
- Darlene Fenner's National Provider Identifier (NPI) is 1013695261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darlene Fenner's specialty?
- Darlene Fenner is listed in the NPPES registry with a primary specialty of Clinical Exercise Physiologist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Darlene Fenner located?
- Darlene Fenner's practice location on file with NPPES is 3050 S Delaware St Ste 130, San Mateo, CA 94403-2394.
- What is Darlene Fenner's phone number?
- The practice phone number listed in the NPPES registry for Darlene Fenner is (650) 319-8654.
- Is Darlene Fenner's NPI active?
- Yes — Darlene Fenner's NPI (1013695261) is active in the NPPES registry as of the last update on 2023-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.