Kelsey Koenig
NPI 1558789313 · Family Medicine Physician · New Berlin, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kelsey Koenig is a Family Medicine Physician provider in New Berlin, WI (NPI 1558789313).
Provider details
- NPI number
- 1558789313
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 64544-20 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
96 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $120 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 19 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $85 |
Typical Medicare-allowed amounts for these services range $85–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 111 | 36 |
| Lisinopril | 84 | 27 |
| Amlodipine Besylate | 56 | 19 |
| Losartan Potassium | 53 | 14 |
| Metformin Hcl | 44 | 15 |
| Levothyroxine Sodium | 33 | 11 |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 210 Nw Barstow StSuite 201Waukesha, WI 53188-3771Phone: (262) 548-6907
Registry dates
- Enumerated
- 2014-03-30
- Last updated
- 2021-04-30
- Certified
- 2021-04-30
Frequently asked questions
- What is Kelsey Koenig's NPI number?
- Kelsey Koenig's National Provider Identifier (NPI) is 1558789313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kelsey Koenig's specialty?
- Kelsey Koenig is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kelsey Koenig located?
- Kelsey Koenig's practice location on file with NPPES is 13900 W National Ave, New Berlin, WI 53151-9515.
- What is Kelsey Koenig's phone number?
- The practice phone number listed in the NPPES registry for Kelsey Koenig is (262) 928-4500.
- Does Kelsey Koenig accept Medicare?
- Kelsey Koenig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kelsey Koenig's NPI active?
- Yes — Kelsey Koenig's NPI (1558789313) is active in the NPPES registry as of the last update on 2021-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.