Doctor profile · Federal record

Dr. Thomas O'Brien, MD

Pulmonary Disease Physician · Critical Care Medicine (Internal Medicine) Physician · Kissimmee, FL

  • NPI 1396700803
  • MIPS 91.3 / 100 · 2023
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1121 N Central Ave, Suite B
Kissimmee, FL 347414405
(407) 933-1221
fax (407) 933-0747

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
February 9, 2018
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Florida #0056928
Medicaid
FL #52669000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396700803. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
412
Distinct HCPCS
10
Medicare allowed
$32,088
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 110 102 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 106 83 $127
94060 Test to measure expiratory airflow and volume changes before and after medication administration 38 38 $37
94726 Test to determine lung volumes using sensors 38 38 $53
94729 Test to examine how well the lungs exchange gases 37 37 $55
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $112
36600 Artery puncture collection of blood sample 14 14 $27
82805 Blood gases measurement, with o2 saturation 14 14 $75
85014 Red blood cell concentration measurement 14 14 $2
85018 Blood count, hemoglobin 14 14 $2

In context: peer comparison

Among 4 peers in Kissimmee Pulmonary Disease Physician, average services per provider: 74. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$42
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pulmonx Corporation 1 $41.64

By nature of payment

Food and Beverage
$42

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
850
Patients
217
Total drug cost
$273,316
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 186 62 $6,885
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 130 35 $118,575
Montelukast Sodium Generic 78 23 $1,189
Symbicort (Budesonide/Formoterol Fumarate) Brand 61 18 $38,846
Zolpidem Tartrate Generic 55 0 $387
Prednisone Generic 52 19 $263
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 42 0 $10,125
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 37 11 $25,402
Azithromycin Generic 35 13 $604
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 34 11 $29,347

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas O'Brien's medical specialty?
Dr. Thomas O'Brien practices Pulmonary Disease Physician in Kissimmee, FL.
Where does Dr. Thomas O'Brien practice?
Dr. Thomas O'Brien practices at 1121 N Central Ave, Kissimmee, FL 347414405. Office phone: 4079331221.
What is Dr. Thomas O'Brien's NPI?
Dr. Thomas O'Brien's National Provider Identifier (NPI) is 1396700803, issued by NPPES.
What procedures does Dr. Thomas O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Test to measure expiratory airflow and volume changes before and after medication administration (HCPCS 94060). Source: CMS Medicare Physician & Other Practitioners file.