Paul Sienkiewicz, M.D.
NPI 1346255775 · Orthopaedic Surgery Physician · Milwaukee, WI
Paul Sienkiewicz, M.D. is a Orthopaedic Surgery Physician provider in Milwaukee, WI (NPI 1346255775).
Provider details
- NPI number
- 1346255775
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 23328 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2011-01-18
Frequently asked questions
- What is Paul Sienkiewicz's NPI number?
- Paul Sienkiewicz's National Provider Identifier (NPI) is 1346255775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Sienkiewicz's specialty?
- Paul Sienkiewicz is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Sienkiewicz located?
- Paul Sienkiewicz's practice location on file with NPPES is 2801 W Kinnickinnic River Pkwy, Milwaukee, WI 53215-3669.
- What is Paul Sienkiewicz's phone number?
- The practice phone number listed in the NPPES registry for Paul Sienkiewicz is (414) 649-7900.
- Is Paul Sienkiewicz's NPI active?
- Yes — Paul Sienkiewicz's NPI (1346255775) is active in the NPPES registry as of the last update on 2011-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.