Katherine Knaak, NP
NPI 1558698688 · Psychiatric/Mental Health Nurse Practitioner · Oregon City, OR
Katherine Knaak, NP is a Psychiatric/Mental Health Nurse Practitioner provider in Oregon City, OR (NPI 1558698688).
Provider details
- NPI number
- 1558698688
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 082010216N6 (OR)
Specialties & taxonomies
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
16 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
- 2009-11-10
- Last updated
- 2009-11-10
Frequently asked questions
- What is Katherine Knaak's NPI number?
- Katherine Knaak's National Provider Identifier (NPI) is 1558698688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Knaak's specialty?
- Katherine Knaak is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Knaak located?
- Katherine Knaak's practice location on file with NPPES is 998 Library Ct, Oregon City, OR 97045-4041.
- What is Katherine Knaak's phone number?
- The practice phone number listed in the NPPES registry for Katherine Knaak is (503) 655-8401.
- Is Katherine Knaak's NPI active?
- Yes — Katherine Knaak's NPI (1558698688) is active in the NPPES registry as of the last update on 2009-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.