Steven Koenig, MD
NPI 1477504868 · Ophthalmology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Koenig, MD is a Ophthalmology Physician provider in Milwaukee, WI (NPI 1477504868).
Provider details
- NPI number
- 1477504868
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25324 (WI)
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
20 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
- 2006-05-12
- Last updated
- 2014-03-04
Frequently asked questions
- What is Steven Koenig's NPI number?
- Steven Koenig's National Provider Identifier (NPI) is 1477504868, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Koenig's specialty?
- Steven Koenig is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Koenig located?
- Steven Koenig's practice location on file with NPPES is 925 N 87th St, Milwaukee, WI 53226-4812.
- What is Steven Koenig's phone number?
- The practice phone number listed in the NPPES registry for Steven Koenig is (414) 456-2020.
- Does Steven Koenig accept Medicare?
- Steven Koenig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Koenig's NPI active?
- Yes — Steven Koenig's NPI (1477504868) is active in the NPPES registry as of the last update on 2014-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.