J. W. Duncan MD a Medical Corporation
NPI 1205072154 · Specialist · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
J. W. Duncan MD a Medical Corporation is a Specialist organization in Los Angeles, CA (NPI 1205072154).
Provider details
- NPI number
- 1205072154
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Stephanie Duncan, Office Manager(323) 267-0222
- License
- C38275 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-12-24
- Last updated
- 2008-12-24
Frequently asked questions
- What is J. W. Duncan MD a Medical Corporation's NPI number?
- J. W. Duncan MD a Medical Corporation's National Provider Identifier (NPI) is 1205072154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is J. W. Duncan MD a Medical Corporation?
- J. W. Duncan MD a Medical Corporation is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is J. W. Duncan MD a Medical Corporation located?
- J. W. Duncan MD a Medical Corporation's practice location on file with NPPES is 711 W College St, Los Angeles, CA 90012-1163.
- What is J. W. Duncan MD a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for J. W. Duncan MD a Medical Corporation is (323) 267-0222.
- Does J. W. Duncan MD a Medical Corporation accept Medicare?
- J. W. Duncan MD a Medical Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for J. W. Duncan MD a Medical Corporation?
- The authorized official listed on J. W. Duncan MD a Medical Corporation's NPPES record is Stephanie Duncan, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is J. W. Duncan MD a Medical Corporation's NPI active?
- Yes — J. W. Duncan MD a Medical Corporation's NPI (1205072154) is active in the NPPES registry as of the last update on 2008-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.