Nicholas Semenkovich, MD, PHD
NPI 1598295370 · Endocrinology, Diabetes & Metabolism Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Semenkovich, MD, PHD is a Endocrinology, Diabetes & Metabolism Physician provider in Milwaukee, WI (NPI 1598295370).
Provider details
- NPI number
- 1598295370
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 2021036099 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-06-14
- Last updated
- 2024-04-02
- Certified
- 2024-04-02
Frequently asked questions
- What is Nicholas Semenkovich's NPI number?
- Nicholas Semenkovich's National Provider Identifier (NPI) is 1598295370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Semenkovich's specialty?
- Nicholas Semenkovich is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Semenkovich located?
- Nicholas Semenkovich's practice location on file with NPPES is 8701 Watertown Plank Rd, Milwaukee, WI 53226-3548.
- What is Nicholas Semenkovich's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Semenkovich is (414) 955-8296.
- Does Nicholas Semenkovich accept Medicare?
- Nicholas Semenkovich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Semenkovich's NPI active?
- Yes — Nicholas Semenkovich's NPI (1598295370) is active in the NPPES registry as of the last update on 2024-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.