Christopher Darrin
NPI 1619674520 · Rehabilitation Practitioner · Napa, CA
Christopher Darrin is a Rehabilitation Practitioner provider in Napa, CA (NPI 1619674520).
Provider details
- NPI number
- 1619674520
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- 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
3 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
- 2023-02-10
- Last updated
- 2025-10-27
- Certified
- 2025-10-27
Frequently asked questions
- What is Christopher Darrin's NPI number?
- Christopher Darrin's National Provider Identifier (NPI) is 1619674520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Darrin's specialty?
- Christopher Darrin is listed in the NPPES registry with a primary specialty of Rehabilitation Practitioner (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Christopher Darrin located?
- Christopher Darrin's practice location on file with NPPES is 2751 Napa Valley Corporate Dr, Napa, CA 94558-6216.
- What is Christopher Darrin's phone number?
- The practice phone number listed in the NPPES registry for Christopher Darrin is (707) 227-3900.
- Is Christopher Darrin's NPI active?
- Yes — Christopher Darrin's NPI (1619674520) is active in the NPPES registry as of the last update on 2025-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.