Kristine Duffin, CP
NPI 1245277193 · Clinical Psychologist · Mill Valley, CA
Kristine Duffin, CP is a Clinical Psychologist provider in Mill Valley, CA (NPI 1245277193).
Provider details
- NPI number
- 1245277193
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- CP
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY 20523 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-31
- Last updated
- 2009-07-27
Frequently asked questions
- What is Kristine Duffin's NPI number?
- Kristine Duffin's National Provider Identifier (NPI) is 1245277193, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristine Duffin's specialty?
- Kristine Duffin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Kristine Duffin located?
- Kristine Duffin's practice location on file with NPPES is 655 Redwood Hwy, Mill Valley, CA 94941-3034.
- What is Kristine Duffin's phone number?
- The practice phone number listed in the NPPES registry for Kristine Duffin is (415) 388-8968.
- Is Kristine Duffin's NPI active?
- Yes — Kristine Duffin's NPI (1245277193) is active in the NPPES registry as of the last update on 2009-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.