Robert O'Rourke, MS, PA-C
NPI 1437640133 · Physician Assistant · Libby, MT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert O'Rourke, MS, PA-C is a Physician Assistant provider in Libby, MT (NPI 1437640133).
Provider details
- NPI number
- 1437640133
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MS, PA-C
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
277 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Automated Urinalysis Test81003 | 64 | $2 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 54 | $13 |
| Hemoglobin A1c Level83036 | 49 | $10 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 41 | $10 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 19 | $53 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 18 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 102 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 232 | 71 |
| Omeprazole | 216 | 58 |
| Amlodipine Besylate | 194 | 51 |
| Atorvastatin Calcium | 181 | 58 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 176 | 37 |
| Levothyroxine Sodium | 132 | 35 |
Practice location
Mailing address
Additional practice locations (1)
- 102 Sandalwood CourtTroy, MT 59935-5993Phone: (406) 295-8318
Registry dates
- Enumerated
- 2018-05-29
- Last updated
- 2022-02-09
- Certified
- 2022-01-31
Frequently asked questions
- What is Robert O'Rourke's NPI number?
- Robert O'Rourke's National Provider Identifier (NPI) is 1437640133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert O'Rourke's specialty?
- Robert O'Rourke is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Robert O'Rourke located?
- Robert O'Rourke's practice location on file with NPPES is 320 E 2nd St, Libby, MT 59923-2010.
- What is Robert O'Rourke's phone number?
- The practice phone number listed in the NPPES registry for Robert O'Rourke is (406) 283-6900.
- Does Robert O'Rourke accept Medicare?
- Robert O'Rourke is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert O'Rourke's NPI active?
- Yes — Robert O'Rourke's NPI (1437640133) is active in the NPPES registry as of the last update on 2022-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.