Christos Kyriakopoulos, M.D.
NPI 1336304211 · Hematology & Oncology Physician · Madison, WI
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christos Kyriakopoulos, M.D. is a Hematology & Oncology Physician provider in Madison, WI (NPI 1336304211).
Provider details
- NPI number
- 1336304211
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 62608 (WI)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
602 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 233 | $90 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 233 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 57 | $61 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 53 | $9 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 14 | $167 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 135 | 34 |
| Abiraterone Acetate | 51 | 17 |
| Ondansetron Hcl | 27 | 20 |
| Enzalutamidebrand: Xtandi | 26 | — |
| Darolutamidebrand: Nubeqa | 26 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 15 | — |
| Cabozantinib S-Malatebrand: Cabometyx | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,297 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
Registry dates
- Enumerated
- 2008-07-21
- Last updated
- 2021-01-20
- Certified
- 2021-01-20
Frequently asked questions
- What is Christos Kyriakopoulos's NPI number?
- Christos Kyriakopoulos's National Provider Identifier (NPI) is 1336304211, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christos Kyriakopoulos's specialty?
- Christos Kyriakopoulos is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Christos Kyriakopoulos located?
- Christos Kyriakopoulos's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Christos Kyriakopoulos's phone number?
- The practice phone number listed in the NPPES registry for Christos Kyriakopoulos is (608) 265-1700.
- Does Christos Kyriakopoulos accept Medicare?
- Christos Kyriakopoulos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christos Kyriakopoulos's NPI active?
- Yes — Christos Kyriakopoulos's NPI (1336304211) is active in the NPPES registry as of the last update on 2021-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.