Internal Medicine, Pulmonary Disease · Saint Louis, MO
NPI
1275828394
Since 2011
Specialty
Internal Medicine, Pulmonary Disease
Code 207RP1001X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
1201 S Grand Blvd
Saint Louis, MO, 63104
Phone (314) 257-8000
Groups this clinician bills Medicare through
Medicare paid, 2024
$37K
438 services
Medicare patients, 2024
166
Average age 66
Drug cost, 2024
$3.4M
665 prescriptions
Company payments, 2025
$34.76
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Christopher R Barrios was code 99233 (hospital e&m - subsequent), 99 times for 50 patients. In total Christopher R Barrios billed 438 services in 28 codes, and Medicare paid $37K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-06-07.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99233 Hospital E&M - Subsequent | Facility | 99 | 50 | $93.59 | $9,265 |
| 99232 Hospital E&M - Subsequent | Facility | 76 | 42 | $62.12 | $4,721 |
| 99291 Critical Care E&M | Facility | 76 | 32 | $168.30 | $13K |
| 99214 Office E&M - Established | Facility | 45 | 32 | $69.00 | $3,105 |
| 94726 Pulmonary Function Testing | Facility | 16 | 16 | $8.73 | $140 |
| 94060 Pulmonary Function Testing | Facility | 15 | 15 | $7.45 | $112 |
| 94729 Pulmonary Function Testing | Facility | 15 | 15 | $6.46 | $96.94 |
| 99222 Hospital E&M - Initial | Facility | 14 | 13 | $103.25 | $1,445 |
| 94618 Pulmonary Function Testing | Facility | 12 | 12 | $17.30 | $208 |
By year: 2022 $53K for 611 services; 2023 $39K for 521 services; 2024 $37K for 438 services.
Medicare prescription drug claims, 2024
In 2024, the drug Christopher R Barrios prescribed most often to Medicare patients was Trikafta (Elexacaftor/Tezacaftor/Ivacaft), with 97 prescriptions and refills. In total Christopher R Barrios wrote 665 Medicare prescriptions that cost $3.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Trikafta Elexacaftor/Tezacaftor/Ivacaft | 97 | 101 | 11 | $2.7M |
| Albuterol Sulfate Hfa Albuterol Sulfate | 63 | 75 | 16 | $2,156 |
| Trelegy Ellipta Fluticasone/Umeclidin/Vilanter | 39 | 41 | Under 11 | $24K |
| Creon Lipase/Protease/Amylase | 35 | 35 | Under 11 | $106K |
| Fluticasone Propionate Generic | 33 | 56 | Under 11 | $393 |
| Zenpep Lipase/Protease/Amylase | 27 | 35 | Under 11 | $112K |
| Breo Ellipta Fluticasone/Vilanterol | 23 | 23 | Under 11 | $8,906 |
| Azithromycin Generic | 18 | 40 | Under 11 | $146 |
| Budesonide-Formoterol Fumarate Budesonide/Formoterol Fumarate | 17 | 17 | Under 11 | $2,299 |
| Cayston Aztreonam Lysine | 17 | 28 | Under 11 | $201K |
| Omeprazole Generic | 16 | 38 | Under 11 | $326 |
| Symbicort Budesonide/Formoterol Fumarate | 16 | 26 | Under 11 | $6,403 |
| Montelukast Sodium Generic | 16 | 46 | Under 11 | $99.44 |
| Famotidine Generic | 13 | 21 | Under 11 | $99.75 |
| Pulmozyme Dornase Alfa | 12 | 12 | Under 11 | $44K |
Brand drugs: 430 claims; generic drugs: - claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Christopher R Barrios $34.76 ($34.76 in general payments such as food, travel and fees) from 2 companies. The largest payer was Insmed, Inc. with $34.76.
| Company | Payments | Amount |
|---|---|---|
| Insmed, Inc. INSM | 2 | $34.76 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.