Stephen Asma, MD
NPI 1639103187 · Family Medicine Physician · De Pere, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Asma, MD is a Family Medicine Physician provider in De Pere, WI (NPI 1639103187).
Provider details
- NPI number
- 1639103187
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 26910 (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
19 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
382 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 191 | $88 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 129 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 18 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 17 | $124 |
| Admn Sarscov2 Vacc 1 Dose90480 | 15 | $41 |
| Administration of Influenza Virus VaccineG0008 | 12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 113 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 348 | 92 |
| Simvastatin | 330 | 87 |
| Levothyroxine Sodium | 299 | 77 |
| Atorvastatin Calcium | 285 | 80 |
| Metoprolol Succinate | 211 | 60 |
| Losartan Potassium | 207 | 60 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2016-09-15
Frequently asked questions
- What is Stephen Asma's NPI number?
- Stephen Asma's National Provider Identifier (NPI) is 1639103187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Asma's specialty?
- Stephen Asma is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Asma located?
- Stephen Asma's practice location on file with NPPES is 3860 Monroe Rd, De Pere, WI 54115.
- What is Stephen Asma's phone number?
- The practice phone number listed in the NPPES registry for Stephen Asma is (920) 496-4700.
- Does Stephen Asma accept Medicare?
- Stephen Asma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Asma's NPI active?
- Yes — Stephen Asma's NPI (1639103187) is active in the NPPES registry as of the last update on 2016-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.