Susan Ostrowski, MD
NPI 1851343933 · Family Medicine Physician · Eureka, SD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Ostrowski, MD is a Family Medicine Physician provider in Eureka, SD (NPI 1851343933).
Provider details
- NPI number
- 1851343933
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2202 (SD)
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
20 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 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 128 | 15 |
| Atorvastatin Calcium | 114 | 14 |
| Levothyroxine Sodium | 109 | 20 |
| Lisinopril | 71 | — |
| Spironolactone | 63 | — |
| Potassium Chloridebrand: Klor-Con M20 | 62 | 11 |
| Metformin Hcl | 62 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2007-07-13
Frequently asked questions
- What is Susan Ostrowski's NPI number?
- Susan Ostrowski's National Provider Identifier (NPI) is 1851343933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Ostrowski's specialty?
- Susan Ostrowski is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Ostrowski located?
- Susan Ostrowski's practice location on file with NPPES is 410 9th St, Eureka, SD 57437-2182.
- What is Susan Ostrowski's phone number?
- The practice phone number listed in the NPPES registry for Susan Ostrowski is (605) 284-2621.
- Does Susan Ostrowski accept Medicare?
- Susan Ostrowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Ostrowski's NPI active?
- Yes — Susan Ostrowski's NPI (1851343933) is active in the NPPES registry as of the last update on 2007-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.