Kathryn Ryznal, FNP
NPI 1972081701 · Nurse Practitioner · San Francisco, CA
Kathryn Ryznal, FNP is a Nurse Practitioner provider in San Francisco, CA (NPI 1972081701).
Provider details
- NPI number
- 1972081701
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- APRN01869 (RI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing 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
- 2018-08-02
- Last updated
- 2025-03-14
- Certified
- 2025-03-14
Frequently asked questions
- What is Kathryn Ryznal's NPI number?
- Kathryn Ryznal's National Provider Identifier (NPI) is 1972081701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Ryznal's specialty?
- Kathryn Ryznal is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathryn Ryznal located?
- Kathryn Ryznal's practice location on file with NPPES is 2 Embarcadero Ctr, San Francisco, CA 94111-3823.
- What is Kathryn Ryznal's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Ryznal is (415) 578-3100.
- Is Kathryn Ryznal's NPI active?
- Yes — Kathryn Ryznal's NPI (1972081701) is active in the NPPES registry as of the last update on 2025-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.