Doctor profile · Federal record

Dr. Rafal Ryzka, MD

Rheumatology Physician (CMS: Rheumatology) · Milwaukee, WI

  • NPI 1164635041
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9200 W Wisconsin Ave
Milwaukee, WI 532263522
(414) 955-7390
fax (414) 955-6676

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
March 23, 2023
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Wisconsin #50234-020
Medicaid
WI #1164635041

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164635041. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,740
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $124

In context: peer comparison

Among 3 peers in Milwaukee Rheumatology Physician, average services per provider: 67. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
36
Patients
0
Total drug cost
$698
Drug Type Claims Patients Total cost
Prednisone Generic 23 0 $288
Methotrexate (Methotrexate Sodium) Brand 13 0 $410

Frequently asked questions

Auto-generated from federal data
What is Dr. Rafal Ryzka's medical specialty?
Dr. Rafal Ryzka practices Rheumatology Physician in Milwaukee, WI.
Where does Dr. Rafal Ryzka practice?
Dr. Rafal Ryzka practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4149557390.
What is Dr. Rafal Ryzka's NPI?
Dr. Rafal Ryzka's National Provider Identifier (NPI) is 1164635041, issued by NPPES.
Does Dr. Rafal Ryzka accept Medicare assignment?
Yes. Dr. Rafal Ryzka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rafal Ryzka commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.