Stephen Zeimantz, NP
NPI 1922001478 · Nurse Practitioner · Portland, OR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Zeimantz, NP is a Nurse Practitioner provider in Portland, OR (NPI 1922001478).
Provider details
- NPI number
- 1922001478
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- C-APN.0104929-C-NP (CO)
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
21 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 38 | 13 |
| Atorvastatin Calcium | 27 | 20 |
| Venlafaxine Hclbrand: Effexor Xr | 24 | — |
| Lisinopril | 19 | 12 |
| Rosuvastatin Calcium | 19 | — |
| Alprazolam | 19 | — |
| Buspirone Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 8675 W Ardene StBoise, ID 83709-2601Phone: (208) 780-3900Fax: (208) 375-2882
Registry dates
- Enumerated
- 2005-05-28
- Last updated
- 2026-05-21
- Certified
- 2026-05-21
Frequently asked questions
- What is Stephen Zeimantz's NPI number?
- Stephen Zeimantz's National Provider Identifier (NPI) is 1922001478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Zeimantz's specialty?
- Stephen Zeimantz is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stephen Zeimantz located?
- Stephen Zeimantz's practice location on file with NPPES is 20 N Skidmore St, Portland, OR 97217.
- What is Stephen Zeimantz's phone number?
- The practice phone number listed in the NPPES registry for Stephen Zeimantz is (888) 663-6331.
- Does Stephen Zeimantz accept Medicare?
- Stephen Zeimantz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Zeimantz's NPI active?
- Yes — Stephen Zeimantz's NPI (1922001478) is active in the NPPES registry as of the last update on 2026-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.