Koji Kainuma
NPI 1669898268 · Psychiatric/Mental Health Nurse Practitioner · Salem, OR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Koji Kainuma is a Psychiatric/Mental Health Nurse Practitioner provider in Salem, OR (NPI 1669898268).
Provider details
- NPI number
- 1669898268
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 95001713 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Quetiapine Fumarate | 61 |
| Lamotrigine | 52 |
| Risperidone | 44 |
| Duloxetine Hcl | 42 |
| Methylphenidate Hcl | 30 |
| Hydroxyzine Hcl | 28 |
| Trazodone Hcl | 28 |
| Buspirone Hcl | 26 |
| Amitriptyline Hcl | 25 |
| Aripiprazole | 24 |
Practice location
Mailing address
Additional practice locations (1)
- 255 Lancaster Dr NeSalem, OR 97301-5155Phone: (503) 576-8400Fax: (503) 364-0775
Registry dates
- Enumerated
- 2014-03-07
- Last updated
- 2021-03-18
- Certified
- 2021-03-18
Frequently asked questions
- What is Koji Kainuma's NPI number?
- Koji Kainuma's National Provider Identifier (NPI) is 1669898268, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Koji Kainuma's specialty?
- Koji Kainuma is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Koji Kainuma located?
- Koji Kainuma's practice location on file with NPPES is 255 Lancaster Dr Ne, Salem, OR 97301-5155.
- What is Koji Kainuma's phone number?
- The practice phone number listed in the NPPES registry for Koji Kainuma is (503) 576-8400.
- Does Koji Kainuma accept Medicare?
- Koji Kainuma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Koji Kainuma's NPI active?
- Yes — Koji Kainuma's NPI (1669898268) is active in the NPPES registry as of the last update on 2021-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.