Lydia Hamstra, DPT
NPI 1164986915 · Physical Therapist · Berkeley, CA
Lydia Hamstra, DPT is a Physical Therapist provider in Berkeley, CA (NPI 1164986915).
Provider details
- NPI number
- 1164986915
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Female
- Sole proprietor
- No
- License
- 295711 (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
7 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
- 2019-01-25
- Last updated
- 2019-11-04
Frequently asked questions
- What is Lydia Hamstra's NPI number?
- Lydia Hamstra's National Provider Identifier (NPI) is 1164986915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Hamstra's specialty?
- Lydia Hamstra is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Lydia Hamstra located?
- Lydia Hamstra's practice location on file with NPPES is 2850 Seventh St Ste 100, Berkeley, CA 94710.
- What is Lydia Hamstra's phone number?
- The practice phone number listed in the NPPES registry for Lydia Hamstra is (510) 845-5170.
- Is Lydia Hamstra's NPI active?
- Yes — Lydia Hamstra's NPI (1164986915) is active in the NPPES registry as of the last update on 2019-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.