Emily Wilczak, M.D.
NPI 1386969400 · Surgery Physician · Lake Geneva, WI
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emily Wilczak, M.D. is a Surgery Physician provider in Lake Geneva, WI (NPI 1386969400).
Provider details
- NPI number
- 1386969400
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
3 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.
Practice location
Mailing address
Additional practice locations (2)
- 875 South Route 31Crystal Lake, IL 60014-8190Phone: (779) 220-5500
- 901 Grant StHarvard, IL 60033-1821Phone: (815) 943-5431Fax: (815) 943-0659
Registry dates
- Enumerated
- 2010-03-31
- Last updated
- 2023-10-18
- Certified
- 2023-10-17
Frequently asked questions
- What is Emily Wilczak's NPI number?
- Emily Wilczak's National Provider Identifier (NPI) is 1386969400, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emily Wilczak's specialty?
- Emily Wilczak is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Emily Wilczak located?
- Emily Wilczak's practice location on file with NPPES is N2950 Wi-67, Lake Geneva, WI 53147.
- What is Emily Wilczak's phone number?
- The practice phone number listed in the NPPES registry for Emily Wilczak is (815) 229-7580.
- Does Emily Wilczak accept Medicare?
- Emily Wilczak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emily Wilczak's NPI active?
- Yes — Emily Wilczak's NPI (1386969400) is active in the NPPES registry as of the last update on 2023-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.