Marisa Harrison, MS, OTR/L
NPI 1851734644 · Occupational Therapist · Pacifica, CA
Marisa Harrison, MS, OTR/L is a Occupational Therapist provider in Pacifica, CA (NPI 1851734644).
Provider details
- NPI number
- 1851734644
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS, OTR/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10235 (NC)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
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
- 2013-04-10
- Last updated
- 2020-07-13
- Certified
- 2020-07-13
Frequently asked questions
- What is Marisa Harrison's NPI number?
- Marisa Harrison's National Provider Identifier (NPI) is 1851734644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marisa Harrison's specialty?
- Marisa Harrison is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marisa Harrison located?
- Marisa Harrison's practice location on file with NPPES is 500 Canyon Dr, Pacifica, CA 94044-2401.
- What is Marisa Harrison's phone number?
- The practice phone number listed in the NPPES registry for Marisa Harrison is (650) 438-3809.
- Is Marisa Harrison's NPI active?
- Yes — Marisa Harrison's NPI (1851734644) is active in the NPPES registry as of the last update on 2020-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.