Karin Stofferahn
NPI 1700344041 · Physical Therapy Assistant · Hayward, CA
Karin Stofferahn is a Physical Therapy Assistant provider in Hayward, CA (NPI 1700344041).
Provider details
- NPI number
- 1700344041
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 49835 (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
- 2019-03-06
- Last updated
- 2019-03-06
Frequently asked questions
- What is Karin Stofferahn's NPI number?
- Karin Stofferahn's National Provider Identifier (NPI) is 1700344041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karin Stofferahn's specialty?
- Karin Stofferahn is listed in the NPPES registry with a primary specialty of Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Karin Stofferahn located?
- Karin Stofferahn's practice location on file with NPPES is 1628 B St, Hayward, CA 94541-3020.
- What is Karin Stofferahn's phone number?
- The practice phone number listed in the NPPES registry for Karin Stofferahn is (510) 582-4636.
- Is Karin Stofferahn's NPI active?
- Yes — Karin Stofferahn's NPI (1700344041) is active in the NPPES registry as of the last update on 2019-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.