Michael Stefanowicz, DO
NPI 1558717785 · Family Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Stefanowicz, DO is a Family Medicine Physician provider in Austin, TX (NPI 1558717785).
Provider details
- NPI number
- 1558717785
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- R6294 (TX)
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
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 213 | 35 |
| Dolutegravir Sodiumbrand: Tivicay | 156 | 16 |
| Atorvastatin Calcium | 133 | 29 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 78 | — |
| Fluticasone Propionate | 70 | 16 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 70 | 13 |
Practice location
Mailing address
Additional practice locations (1)
- 3706 S 1st StAustin, TX 78704-7046Phone: (512) 978-8080Fax: (512) 776-0458
Registry dates
- Enumerated
- 2016-05-06
- Last updated
- 2022-10-10
- Certified
- 2022-10-10
Frequently asked questions
- What is Michael Stefanowicz's NPI number?
- Michael Stefanowicz's National Provider Identifier (NPI) is 1558717785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Stefanowicz's specialty?
- Michael Stefanowicz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Stefanowicz located?
- Michael Stefanowicz's practice location on file with NPPES is 4614 N Ih 35, Austin, TX 78751-3401.
- What is Michael Stefanowicz's phone number?
- The practice phone number listed in the NPPES registry for Michael Stefanowicz is (512) 978-9100.
- Does Michael Stefanowicz accept Medicare?
- Michael Stefanowicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Stefanowicz's NPI active?
- Yes — Michael Stefanowicz's NPI (1558717785) is active in the NPPES registry as of the last update on 2022-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.