Diane Warzecha, OTR/L
NPI 1104226836 · Occupational Therapist · San Mateo, CA
Diane Warzecha, OTR/L is a Occupational Therapist provider in San Mateo, CA (NPI 1104226836).
Provider details
- NPI number
- 1104226836
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- No
- License
- OT14131 (CA)
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
11 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
- 2014-08-29
- Last updated
- 2014-08-29
Frequently asked questions
- What is Diane Warzecha's NPI number?
- Diane Warzecha's National Provider Identifier (NPI) is 1104226836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Warzecha's specialty?
- Diane Warzecha is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Diane Warzecha located?
- Diane Warzecha's practice location on file with NPPES is 1650 S Amphlett Blvd, San Mateo, CA 94402-2517.
- What is Diane Warzecha's phone number?
- The practice phone number listed in the NPPES registry for Diane Warzecha is (650) 638-9142.
- Is Diane Warzecha's NPI active?
- Yes — Diane Warzecha's NPI (1104226836) is active in the NPPES registry as of the last update on 2014-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.