Kevin Kozak, MD, PHD
NPI 1124219241 · Radiation Oncology Physician · Baraboo, WI
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kevin Kozak, MD, PHD is a Radiation Oncology Physician provider in Baraboo, WI (NPI 1124219241).
Provider details
- NPI number
- 1124219241
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- ME148357 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,949 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 760 | $42 |
| Calculation of Radiation Therapy Dose77300 | 246 | $32 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 223 | $179 |
| Design and Construction of Complex Radiation Treatment Device77334 | 189 | $59 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 142 | $33 |
| Complex Radiation Therapy Planning77263 | 74 | $160 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 157 | 62 |
| Oxycodone Hcl | 25 | 17 |
| Memantine Hcl | 23 | 13 |
| Gabapentin | 21 | — |
| Lidocaine Hclbrand: Lidocaine Hcl Viscous | 16 | — |
| Lorazepam | 16 | 14 |
| Dexamethasone | 13 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$308 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 25243 Elementary WayBonita Springs, FL 34135-7898Phone: (239) 317-2772Fax: (239) 676-7637
- 1000 Mineral Point AveJanesville, WI 53548-2940Phone: (608) 756-6500Fax: (608) 756-6501
Registry dates
- Enumerated
- 2007-08-05
- Last updated
- 2025-06-23
- Certified
- 2025-06-23
Frequently asked questions
- What is Kevin Kozak's NPI number?
- Kevin Kozak's National Provider Identifier (NPI) is 1124219241, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kevin Kozak's specialty?
- Kevin Kozak is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Kevin Kozak located?
- Kevin Kozak's practice location on file with NPPES is 707 14th St, Baraboo, WI 53913-1539.
- What is Kevin Kozak's phone number?
- The practice phone number listed in the NPPES registry for Kevin Kozak is (608) 356-1400.
- Does Kevin Kozak accept Medicare?
- Kevin Kozak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kevin Kozak's NPI active?
- Yes — Kevin Kozak's NPI (1124219241) is active in the NPPES registry as of the last update on 2025-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.