Matthew Kowalke, MD
NPI 1932605425 · Internal Medicine Physician · Marinette, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Kowalke, MD is a Internal Medicine Physician provider in Marinette, WI (NPI 1932605425).
Provider details
- NPI number
- 1932605425
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 149932 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,055 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 | 330 | $120 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 176 | $11 |
| Blood Test, Clotting Time85610 | 131 | $4 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 120 | $121 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 111 | $101 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 149 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 603 | 145 |
| Amlodipine Besylate | 322 | 96 |
| Lisinopril | 318 | 78 |
| Levothyroxine Sodium | 271 | 56 |
| Rosuvastatin Calcium | 230 | 66 |
| Metformin Hcl | 225 | 58 |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (1)
- 7915 US Highway 301 N Ste 107Ellenton, FL 34222-3532Phone: (941) 847-1101Fax: (941) 417-2811
Registry dates
- Enumerated
- 2018-04-03
- Last updated
- 2024-12-26
- Certified
- 2024-12-26
Frequently asked questions
- What is Matthew Kowalke's NPI number?
- Matthew Kowalke's National Provider Identifier (NPI) is 1932605425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Kowalke's specialty?
- Matthew Kowalke is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Kowalke located?
- Matthew Kowalke's practice location on file with NPPES is 4061 Old Peshtigo Rd, Marinette, WI 54143-3887.
- What is Matthew Kowalke's phone number?
- The practice phone number listed in the NPPES registry for Matthew Kowalke is (715) 732-8000.
- Does Matthew Kowalke accept Medicare?
- Matthew Kowalke is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Kowalke's NPI active?
- Yes — Matthew Kowalke's NPI (1932605425) is active in the NPPES registry as of the last update on 2024-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.