Doctor profile · Federal record

Dr. John Flick, D.O.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · St Louis, MO

  • NPI 1770782351
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
615 S. New Ballas Road
St Louis, MO 63141
(314) 569-6000
fax (314) 569-6000
Additional location
1441 W Broadway
Centralia, IL 628015613
(618) 532-9050
Additional location
9401 Holy Cross Ln
Breese, IL 622303510
(618) 526-5948
Mailing address
9 Hazelwood
Caseyville, IL 62232

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
December 20, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Missouri #2007016870 · Illinois #036.125523

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770782351. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,288
Distinct HCPCS
9
Medicare allowed
$236,159
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 989 435 $63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 384 361 $173
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 366 214 $107
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 157 155 $129
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 128 109 $75
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 78 77 $134
99291 Critical care, first 30-74 minutes 62 59 $214
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 62 60 $135
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 62 58 $107

In context: peer comparison

Among 4 peers in this city , average services per provider: 203. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13,574
Patients
1,870
Total drug cost
$479,845
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 1,667 180 $17,578
Furosemide Generic 1,545 226 $10,278
Atorvastatin Calcium Generic 1,394 206 $15,038
Eliquis (Apixaban) Brand 1,127 113 $327,338
Potassium Chloride Generic 1,055 160 $36,220
Amlodipine Besylate Generic 992 138 $7,900
Sertraline Hcl Generic 828 107 $7,269
Lisinopril Generic 695 105 $5,818
Famotidine Generic 674 68 $5,419
Omeprazole Generic 656 109 $6,693

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Flick's medical specialty?
Dr. John Flick practices Internal Medicine Physician in St Louis, MO.
Where does Dr. John Flick practice?
Dr. John Flick practices at 615 S. New Ballas Road, St Louis, MO 63141. Office phone: 3145696000.
What is Dr. John Flick's NPI?
Dr. John Flick's National Provider Identifier (NPI) is 1770782351, issued by NPPES.
Does Dr. John Flick accept Medicare assignment?
Yes. Dr. John Flick accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Flick commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.