Sean Gallagher, MD
NPI 1477744654 · Orthopaedic Surgery Physician · Austin, TX
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Gallagher, MD is a Orthopaedic Surgery Physician provider in Austin, TX (NPI 1477744654).
Provider details
- NPI number
- 1477744654
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- P1757 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
730 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 88 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 85 | $88 |
| X-Ray of Knee, 1-2 Views73560 | 79 | $31 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 69 | $123 |
| X-Ray of Knee, 4 Or More Views73564 | 66 | $45 |
| X-Ray of Hip, 2-3 Views73502 | 58 | $48 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Celecoxib | 141 | 71 |
| Tramadol Hcl | 138 | 84 |
| Meloxicam | 111 | 35 |
| Cephalexin | 105 | 82 |
| Dexamethasone | 91 | 76 |
| Tranexamic Acid | 91 | 75 |
| Oxycodone Hcl | 89 | 63 |
| Amoxicillin | 14 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-05
- Last updated
- 2018-04-10
Frequently asked questions
- What is Sean Gallagher's NPI number?
- Sean Gallagher's National Provider Identifier (NPI) is 1477744654, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Gallagher's specialty?
- Sean Gallagher is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Gallagher located?
- Sean Gallagher's practice location on file with NPPES is 3901 Medical Pkwy, Austin, TX 78756-4022.
- What is Sean Gallagher's phone number?
- The practice phone number listed in the NPPES registry for Sean Gallagher is (512) 960-4590.
- Does Sean Gallagher accept Medicare?
- Sean Gallagher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Gallagher's NPI active?
- Yes — Sean Gallagher's NPI (1477744654) is active in the NPPES registry as of the last update on 2018-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.