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Edit this profileMarin H. Kollef, MD practices pulmonary disease in Saint Louis, MO. Marin is a 1983 graduate of University of Rochester School of Medicine and Dentistry. Medicare claims data shows Marin provided 434 services to 257 patients. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes. The provider's National Provider Identifier (NPI) is 1326077165.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1 BARNES JEWISH HOSPITAL PLZ DEPT INTERNAL MEDICINE
Saint Louis, MO 63110
Within Pulmonary Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Chronic conditions
Most searched conditions
Airway disorders
Blood vessel disorders
Critical care
Diagnostic findings
Environmental lung diseases
Genetic conditions
Infections
Inflammatory conditions
Lung growths
Occupational & environmental
Pleural disorders
Post-infection conditions
Sleep disorders
Structural lung conditions
Symptoms
Biopsies
Breathing
Pleural procedures
Sleep medicine
Treatments
Most searched procedures
Airway care
Airway management
Biopsies & diagnostics
Breathing tests
Cancer diagnostic procedures
Consultations
Counseling & prevention
Critical care
Diagnostic procedures
Drainage care
Imaging
Interventional procedures
Lab tests
Lung tests
Medications
Monitoring
Procedures
Rehabilitation
Screening
Sleep equipment
Sleep treatments
Specialist evaluations
Specialized testing
434 services · 257 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
24 | More often than most peers in Pulmonary Disease |
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
14 | As often as other peers in Pulmonary Disease |
| Critical care, first 30-74 minutes | Office visit | 99291 |
181 | More often than most peers in Pulmonary Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
162 | More often than most peers in Pulmonary Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
53 | As often as other peers in Pulmonary Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Kollef is a lung specialist in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.
NPI registry
Dr. Kollef is listed at 1 Barnes Jewish Hospital Plz Dept Internal Medicine, Saint Louis, MO 63110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (314) 454-8764. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Kollef's National Provider Identifier is 1326077165. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Kollef attended University of Rochester School of Medicine and Dentistry, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Dr. Kollef has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Kollef performs procedures including insertion of non-tunneled central venous tube for infusion and insertion of artery tube for blood sampling or infusion through skin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Kollef. If this is you, claiming it is free.
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