Stephen Arntz
NPI 1821480484 · Physical Therapy Assistant · San Ramon, CA
Stephen Arntz is a Physical Therapy Assistant provider in San Ramon, CA (NPI 1821480484).
Provider details
- NPI number
- 1821480484
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- AT1369 (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
- 2015-02-19
- Last updated
- 2015-02-19
Frequently asked questions
- What is Stephen Arntz's NPI number?
- Stephen Arntz's National Provider Identifier (NPI) is 1821480484, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Arntz's specialty?
- Stephen Arntz is listed in the NPPES registry with a primary specialty of Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Stephen Arntz located?
- Stephen Arntz's practice location on file with NPPES is 350 Bollinger Canyon Ln Ste a, San Ramon, CA 94582.
- What is Stephen Arntz's phone number?
- The practice phone number listed in the NPPES registry for Stephen Arntz is (925) 735-6414.
- Is Stephen Arntz's NPI active?
- Yes — Stephen Arntz's NPI (1821480484) is active in the NPPES registry as of the last update on 2015-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.