Karen Slesnick, N.P.
NPI 1366540056 · Nurse Practitioner · Sunnyvale, CA
Karen Slesnick, N.P. is a Nurse Practitioner provider in Sunnyvale, CA (NPI 1366540056).
Provider details
- NPI number
- 1366540056
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 10933 (CA)
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
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
- 2006-09-20
- Last updated
- 2012-10-22
Frequently asked questions
- What is Karen Slesnick's NPI number?
- Karen Slesnick's National Provider Identifier (NPI) is 1366540056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Slesnick's specialty?
- Karen Slesnick is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Slesnick located?
- Karen Slesnick's practice location on file with NPPES is 877 W Fremont Ave, Sunnyvale, CA 94087-2315.
- What is Karen Slesnick's phone number?
- The practice phone number listed in the NPPES registry for Karen Slesnick is (408) 730-4240.
- Is Karen Slesnick's NPI active?
- Yes — Karen Slesnick's NPI (1366540056) is active in the NPPES registry as of the last update on 2012-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.