Aaron Klein, CPNP
NPI 1598200180 · Pediatric Nurse Practitioner · Clackamas, OR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Klein, CPNP is a Pediatric Nurse Practitioner provider in Clackamas, OR (NPI 1598200180).
Provider details
- NPI number
- 1598200180
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CPNP
- Sex
- Male
- Sole proprietor
- No
- License
- 201810561NP-PP (OR)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-01-05
- Last updated
- 2022-06-30
- Certified
- 2022-06-30
Frequently asked questions
- What is Aaron Klein's NPI number?
- Aaron Klein's National Provider Identifier (NPI) is 1598200180, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Klein's specialty?
- Aaron Klein is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Aaron Klein located?
- Aaron Klein's practice location on file with NPPES is 8645 Se Sunnybrook Blvd Ste 200, Clackamas, OR 97015-6841.
- What is Aaron Klein's phone number?
- The practice phone number listed in the NPPES registry for Aaron Klein is (503) 659-1694.
- Does Aaron Klein accept Medicare?
- Aaron Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Klein's NPI active?
- Yes — Aaron Klein's NPI (1598200180) is active in the NPPES registry as of the last update on 2022-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.