Doctor profile · Federal record

Dr. Connor Shannon, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Park Ridge, IL

  • NPI 1285896852
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1775 Dempster St Dept of
Park Ridge, IL 600681143
(847) 723-5524
Additional location
251 E Huron St Ste 5-704
Chicago, IL 606112908
(312) 695-0061
fax (312) 695-9013
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
January 6, 2026
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Illinois #036.121712 · Illinois #125-051445

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285896852. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
310
Distinct HCPCS
10
Medicare allowed
$41,835
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 129 68 $81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 44 17 $125
36620 Insertion of artery tube for blood sampling or infusion through skin 26 26 $46
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $182
00560 Anesthesia for procedure on heart and large blood vessels 18 17 $511
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 17 17 $60
01402 Anesthesia for procedure for total knee joint replacement 15 15 $261
01214 Anesthesia for total hip replacement 13 13 $246
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 12 $137
93312 Ultrasound of heart with probe in esophagus, with report 11 11 $108

In context: peer comparison

Among 15 peers in Park Ridge Anesthesiology Physician, average services per provider: 77. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $18.09

By nature of payment

Education
$18

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Connor Shannon's medical specialty?
Dr. Connor Shannon practices Anesthesiology Physician in Park Ridge, IL.
Where does Dr. Connor Shannon practice?
Dr. Connor Shannon practices at 1775 Dempster St Dept of, Park Ridge, IL 600681143. Office phone: 8477235524.
What is Dr. Connor Shannon's NPI?
Dr. Connor Shannon's National Provider Identifier (NPI) is 1285896852, issued by NPPES.
Does Dr. Connor Shannon accept Medicare assignment?
Yes. Dr. Connor Shannon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Connor Shannon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.