Doctor profile · Federal record

Dr. Walter Mickey, D.O.

Critical Care Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Saint Louis, MO

  • NPI 1306109384
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
621 S Ballas RD Ste 7020
Saint Louis, MO 631225314
(314) 251-6000
Mailing address
407 Hillington Dr
Eureka, MO 630251089

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
March 23, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Missouri #2014011937

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306109384. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
245
Distinct HCPCS
3
Medicare allowed
$42,378
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 171 62 $205
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 41 27 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 33 26 $76

In context: peer comparison

Among 22 peers in Saint Louis Critical Care Medicine (Internal Medicine) Physician, average services per provider: 66. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$60
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Amgen INC. 1 $30.32
Ceribell, INC. 1 $16.00
Abbvie INC. 1 $13.64

By nature of payment

Food and Beverage
$60

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Walter Mickey's medical specialty?
Dr. Walter Mickey practices Critical Care Medicine (Internal Medicine) Physician in Saint Louis, MO.
Where does Dr. Walter Mickey practice?
Dr. Walter Mickey practices at 621 S Ballas RD Ste 7020, Saint Louis, MO 631225314. Office phone: 3142516000.
What is Dr. Walter Mickey's NPI?
Dr. Walter Mickey's National Provider Identifier (NPI) is 1306109384, issued by NPPES.
Does Dr. Walter Mickey accept Medicare assignment?
Yes. Dr. Walter Mickey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Mickey commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.