Karen Northrop
NPI 1831248301 · Physical Therapist · San Francisco, CA
Karen Northrop is a Physical Therapist provider in San Francisco, CA (NPI 1831248301).
Provider details
- NPI number
- 1831248301
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- PT8960 (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
19 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
- 2007-01-10
- Last updated
- 2007-07-09
Frequently asked questions
- What is Karen Northrop's NPI number?
- Karen Northrop's National Provider Identifier (NPI) is 1831248301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Northrop's specialty?
- Karen Northrop is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Karen Northrop located?
- Karen Northrop's practice location on file with NPPES is 367 Christopher Dr, San Francisco, CA 94131-1013.
- What is Karen Northrop's phone number?
- The practice phone number listed in the NPPES registry for Karen Northrop is (415) 566-3244.
- Is Karen Northrop's NPI active?
- Yes — Karen Northrop's NPI (1831248301) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.