David Sun, M.D.
NPI 1538506464 · Orthopaedic Surgery Physician · Plano, TX
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Sun, M.D. is a Orthopaedic Surgery Physician provider in Plano, TX (NPI 1538506464).
Provider details
- NPI number
- 1538506464
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- BP10046146 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,094 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 233 | $127 |
| X-Ray of Knee, 3 Views73562 | 191 | $41 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 174 | $71 |
| X-Ray of Hip, 2-3 Views73502 | 127 | $47 |
| X-Ray of Knee, 4 Or More Views73564 | 120 | $47 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 70 | $182 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Celecoxib | 282 | 154 |
| Gabapentin | 239 | 136 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 163 | 101 |
| Cefadroxil | 135 | 123 |
| Mupirocin | 127 | 121 |
| Tramadol Hcl | 57 | 45 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,176 across 16 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-01
- Last updated
- 2013-06-01
Frequently asked questions
- What is David Sun's NPI number?
- David Sun's National Provider Identifier (NPI) is 1538506464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Sun's specialty?
- David Sun is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is David Sun located?
- David Sun's practice location on file with NPPES is 3509 Dripping Springs Dr, Plano, TX 75025-6805.
- What is David Sun's phone number?
- The practice phone number listed in the NPPES registry for David Sun is (214) 801-3183.
- Does David Sun accept Medicare?
- David Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Sun's NPI active?
- Yes — David Sun's NPI (1538506464) is active in the NPPES registry as of the last update on 2013-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.