Sarah Knust, MD
NPI 1659019917 · Family Medicine Physician · Sault Sainte Marie, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Knust, MD is a Family Medicine Physician provider in Sault Sainte Marie, MI (NPI 1659019917).
Provider details
- NPI number
- 1659019917
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4351050076 (MI)
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
4 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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 56 | 19 |
| Losartan Potassium | 52 | 15 |
| Amlodipine Besylate | 41 | 13 |
| Lisinopril | 41 | 14 |
| Pantoprazole Sodium | 37 | 11 |
| Hydrochlorothiazide | 34 | — |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-05-25
- Last updated
- 2025-10-03
- Certified
- 2025-10-03
Frequently asked questions
- What is Sarah Knust's NPI number?
- Sarah Knust's National Provider Identifier (NPI) is 1659019917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Knust's specialty?
- Sarah Knust is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Knust located?
- Sarah Knust's practice location on file with NPPES is 560 Osborn Blvd Unit 1, Sault Sainte Marie, MI 49783-1985.
- What is Sarah Knust's phone number?
- The practice phone number listed in the NPPES registry for Sarah Knust is (906) 632-1800.
- Does Sarah Knust accept Medicare?
- Sarah Knust is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Knust's NPI active?
- Yes — Sarah Knust's NPI (1659019917) is active in the NPPES registry as of the last update on 2025-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.