Zachary Mattka, DO
NPI 1811578859 · Family Medicine Physician · Corvallis, OR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Mattka, DO is a Family Medicine Physician provider in Corvallis, OR (NPI 1811578859).
Provider details
- NPI number
- 1811578859
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- PG205186 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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.
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) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 47 | 16 |
| Levothyroxine Sodium | 44 | 18 |
| Lisinopril | 35 | 14 |
| Losartan Potassium | 30 | 13 |
| Amlodipine Besylate | 19 | — |
| Simvastatin | 19 | — |
| Allopurinol | 16 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-20
- Last updated
- 2021-04-20
- Certified
- 2021-04-20
Frequently asked questions
- What is Zachary Mattka's NPI number?
- Zachary Mattka's National Provider Identifier (NPI) is 1811578859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Mattka's specialty?
- Zachary Mattka is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Mattka located?
- Zachary Mattka's practice location on file with NPPES is 3600 Nw Samaritan Dr, Corvallis, OR 97330-3737.
- What is Zachary Mattka's phone number?
- The practice phone number listed in the NPPES registry for Zachary Mattka is (541) 768-4906.
- Does Zachary Mattka accept Medicare?
- Zachary Mattka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Mattka's NPI active?
- Yes — Zachary Mattka's NPI (1811578859) is active in the NPPES registry as of the last update on 2021-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.