Doctor profile · Federal record
Dr. John Showel, MD
Specialist (CMS: Hematology/Oncology) · Chicago, IL
- NPI 1689602146
- Accepts Medicare
- 61 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1725 W Harrison St, Suite 855
Chicago, IL 606123841
(312) 942-5904
fax (312) 563-4144
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1965 — 61 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689602146. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
553
Distinct HCPCS
3
Medicare allowed
$60,327
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 325 | 110 | $124 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 160 | 117 | $89 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 68 | 49 | $83 |
In context: peer comparison
Among 10 peers in Chicago Specialist, average services per provider: 138. This provider delivers 4.0× the peer median.Frequently asked questions
What is Dr. John Showel's medical specialty?
Dr. John Showel practices Specialist in Chicago, IL.
Where does Dr. John Showel practice?
Dr. John Showel practices at 1725 W Harrison St, Chicago, IL 606123841. Office phone: 3129425904.
What is Dr. John Showel's NPI?
Dr. John Showel's National Provider Identifier (NPI) is 1689602146, issued by NPPES.
Does Dr. John Showel accept Medicare assignment?
Yes. Dr. John Showel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Showel commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.