Mary Ocwieja, MD
NPI 1598875742 · Family Medicine Physician · Rice Lake, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Ocwieja, MD is a Family Medicine Physician provider in Rice Lake, WI (NPI 1598875742).
Provider details
- NPI number
- 1598875742
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 27749 (WI)
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
19 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
- 2006-08-30
- Last updated
- 2009-09-17
Frequently asked questions
- What is Mary Ocwieja's NPI number?
- Mary Ocwieja's National Provider Identifier (NPI) is 1598875742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ocwieja's specialty?
- Mary Ocwieja is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Ocwieja located?
- Mary Ocwieja's practice location on file with NPPES is 1700 W Stout St, Rice Lake, WI 54868-5000.
- What is Mary Ocwieja's phone number?
- The practice phone number listed in the NPPES registry for Mary Ocwieja is (715) 236-8100.
- Does Mary Ocwieja accept Medicare?
- Mary Ocwieja is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Ocwieja's NPI active?
- Yes — Mary Ocwieja's NPI (1598875742) is active in the NPPES registry as of the last update on 2009-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.