Douglas Duncan, MD
NPI 1548267156 · Orthopaedic Surgery Physician · Marshall, TX
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Duncan, MD is a Orthopaedic Surgery Physician provider in Marshall, TX (NPI 1548267156).
Provider details
- NPI number
- 1548267156
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- F8760 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
21 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
312 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 174 | $63 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 68 | $46 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 55 | $80 |
| Replacement of Knee Joint, Both Sides of Knee27447 | 15 | $898 |
Typical Medicare-allowed amounts for these services range $46–$898 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 66 | 27 |
| Methylprednisolone | 55 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 41 | 22 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 19 | 17 |
| Gabapentin | 18 | — |
| Diclofenac Sodium | 16 | — |
| Tramadol Hcl | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-29
- Last updated
- 2020-10-05
- Certified
- 2020-10-05
Frequently asked questions
- What is Douglas Duncan's NPI number?
- Douglas Duncan's National Provider Identifier (NPI) is 1548267156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Duncan's specialty?
- Douglas Duncan is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Duncan located?
- Douglas Duncan's practice location on file with NPPES is 815 S Washington Ave Ste 301, Marshall, TX 75670-5358.
- What is Douglas Duncan's phone number?
- The practice phone number listed in the NPPES registry for Douglas Duncan is (903) 934-5400.
- Does Douglas Duncan accept Medicare?
- Douglas Duncan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Duncan's NPI active?
- Yes — Douglas Duncan's NPI (1548267156) is active in the NPPES registry as of the last update on 2020-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.