Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
MR. ELLIOTT LOUIS KOIVISTO, NP
Active Sole ProprietorMR. ELLIOTT LOUIS KOIVISTO, NP is a Psychiatric/Mental Health Nurse Practitioner healthcare provider located in TIGARD, Oregon. NPI 1407592397 is currently active in the NPPES registry. Verify at CMS.
Psychiatric/Mental Health Nurse Practitioner · TIGARD, OR
Registration Details
- NPI Number
- 1407592397
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- May 12, 2022 (4.2643703404891 yrs)
- Last Updated
- Nov 7, 2025
- Licenses
-
10005745 (OR)AP61377025 (WA)
- Sole Proprietor
- Yes
Practice Information
- Address
-
7145 SW VARNS ST STE 206TIGARD, OR, 972238168Browse OR providers · Browse ZIP 97223
- Phone
- 9714052584
- Fax
- 8007854531
- Primary Specialty
-
Psychiatric/Mental Health Nurse Practitioner
363LP0808X
- Additional Specialty
- Psychiatric/Mental Health Nurse Practitioner
Other Psychiatric/Mental Health Nurse Practitioner Providers in TIGARD, OR
| Name | Credential | NPI |
|---|---|---|
| MS. MARY LOUISE BLANKENSHIP | RN, FNP, PMHNP-BC | 1356358477 |
| SCOTT A HAYNES | PMHNP | 1265582217 |
| MRS. MARY KAY ALEXANDER | RN, PMHNP | 1639291057 |
| MS. PAMELA ANN MOORE | PMHNP | 1710189360 |
| TIMOTHY ALLEN PEREZ | RN, MN, PMHNP-BC | 1760651442 |
| DR. GRETCHEN RANDOLPH | PH.D, PMHNP | 1184876898 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.