John Duggan, MD
NPI 1134396906 · Orthopaedic Surgery Physician · Harker Heights, TX
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Duggan, MD is a Orthopaedic Surgery Physician provider in Harker Heights, TX (NPI 1134396906).
Provider details
- NPI number
- 1134396906
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M9262 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$177 across 2 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
- 2008-05-12
- Last updated
- 2021-06-15
- Certified
- 2021-06-15
Frequently asked questions
- What is John Duggan's NPI number?
- John Duggan's National Provider Identifier (NPI) is 1134396906, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Duggan's specialty?
- John Duggan is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Duggan located?
- John Duggan's practice location on file with NPPES is 800 W Central Texas Expy, Harker Heights, TX 76548-1899.
- What is John Duggan's phone number?
- The practice phone number listed in the NPPES registry for John Duggan is (254) 618-1095.
- Does John Duggan accept Medicare?
- John Duggan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Duggan's NPI active?
- Yes — John Duggan's NPI (1134396906) is active in the NPPES registry as of the last update on 2021-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.