Steven Knaus, MD
NPI 1457332215 · Internal Medicine Physician · Neenah, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Knaus, MD is a Internal Medicine Physician provider in Neenah, WI (NPI 1457332215).
Provider details
- NPI number
- 1457332215
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 32321 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,546 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 406 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 200 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 195 | $122 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 135 | $15 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 106 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 156 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 672 | 187 |
| Losartan Potassium | 643 | 171 |
| Simvastatin | 574 | 143 |
| Atorvastatin Calcium | 546 | 150 |
| Rosuvastatin Calcium | 482 | 132 |
| Levothyroxine Sodium | 480 | 120 |
| Furosemide | 423 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2012-05-29
Frequently asked questions
- What is Steven Knaus's NPI number?
- Steven Knaus's National Provider Identifier (NPI) is 1457332215, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Knaus's specialty?
- Steven Knaus is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Knaus located?
- Steven Knaus's practice location on file with NPPES is 200 Theda Clark Medical Plz, Neenah, WI 54956-2721.
- What is Steven Knaus's phone number?
- The practice phone number listed in the NPPES registry for Steven Knaus is (920) 727-9650.
- Does Steven Knaus accept Medicare?
- Steven Knaus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Knaus's NPI active?
- Yes — Steven Knaus's NPI (1457332215) is active in the NPPES registry as of the last update on 2012-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.