Doctor profile · Federal record

Dr. Robert O'Rourke, MS, PA-C

Physician Assistant · Libby, MT

  • NPI 1437640133
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
320 E 2Nd St
Libby, MT 599232010
(406) 283-6900
Additional location
102 Sandalwood Court
Troy, MT 599355993
(406) 295-8318

Credentials & registration

NPPES · NUCC
NPI registered
May 2018 — 8 yrs on file
Profile last updated
February 9, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437640133. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
133
Distinct HCPCS
6
Medicare allowed
$1,193
HCPCS Description Services Patients Avg allowed
80061 Blood test, lipids (cholesterol and triglycerides) 37 37 $13
81003 Automated urinalysis test 27 25 $2
83036 Hemoglobin a1c level 19 15 $10
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 19 14 $6
80053 Blood test, comprehensive group of blood chemicals 18 18 $10
80305 Testing for presence of drug, read by direct observation 13 12 $12

In context: peer comparison

Among 2 peers in Libby Physician Assistant, average services per provider: 24. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,195
Patients
358
Total drug cost
$19,809
Drug Type Claims Patients Total cost
Omeprazole Generic 149 42 $2,073
Lisinopril Generic 142 46 $1,418
Amlodipine Besylate Generic 120 29 $924
Atorvastatin Calcium Generic 105 35 $1,419
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 103 35 $2,247
Losartan Potassium Generic 94 27 $1,173
Gabapentin Generic 88 28 $2,801
Hydrochlorothiazide Generic 66 21 $398
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 51 11 $1,832
Levothyroxine Sodium Generic 50 16 $910

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert O'Rourke's medical specialty?
Dr. Robert O'Rourke practices Physician Assistant in Libby, MT.
Where does Dr. Robert O'Rourke practice?
Dr. Robert O'Rourke practices at 320 E 2Nd St, Libby, MT 599232010. Office phone: 4062836900.
What is Dr. Robert O'Rourke's NPI?
Dr. Robert O'Rourke's National Provider Identifier (NPI) is 1437640133, issued by NPPES.
Does Dr. Robert O'Rourke accept Medicare assignment?
Yes. Dr. Robert O'Rourke accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert O'Rourke commonly perform?
Top Medicare-reported procedures in 2023: Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061); Automated urinalysis test (HCPCS 81003); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.