Doctor profile · Federal record

Dr. Marin Kollef, MD

Pulmonary Disease Physician (CMS: Critical Care (Intensivists)) · Saint Louis, MO

  • NPI 1326077165
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Barnes Jewish Hospital Plz, Dept Internal Medicine
Saint Louis, MO 631101003
(314) 454-8764
fax (314) 454-5571
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 17, 2025
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Missouri #100348
Medicaid
MO #203355607

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326077165. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
480
Distinct HCPCS
6
Medicare allowed
$63,442
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 191 78 $78
99291 Critical care, first 30-74 minutes 173 96 $212
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 66 27 $118
36620 Insertion of artery tube for blood sampling or infusion through skin 20 19 $44
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 18 16 $83
31500 Emergent insertion of breathing tube into windpipe using an endoscope 12 12 $140

In context: peer comparison

Among 40 peers in this city , average services per provider: 94. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,035
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Shionogi Inc 1 $2,035.00

By nature of payment

Consulting Fee
$2,035

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marin Kollef's medical specialty?
Dr. Marin Kollef practices Pulmonary Disease Physician in Saint Louis, MO.
Where does Dr. Marin Kollef practice?
Dr. Marin Kollef practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3144548764.
What is Dr. Marin Kollef's NPI?
Dr. Marin Kollef's National Provider Identifier (NPI) is 1326077165, issued by NPPES.
Does Dr. Marin Kollef accept Medicare assignment?
Yes. Dr. Marin Kollef accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marin Kollef commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.