IndividualActive
Marguerite Duane, MD
NPI 1629087176 · Family Medicine Physician · Washington, DC
Marguerite Duane, MD is a Family Medicine Physician provider in Washington, DC (NPI 1629087176).
Provider details
- NPI number
- 1629087176
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD035050 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1150 Varnum St Ne
Washington, DC 20017
Phone: (202) 269-7000
Street-level locationGet directions
Mailing address
1150 Varnum St Ne
Washington, DC 20017
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marguerite Duane's NPI number?
- Marguerite Duane's National Provider Identifier (NPI) is 1629087176, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marguerite Duane's specialty?
- Marguerite Duane is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marguerite Duane located?
- Marguerite Duane's practice location on file with NPPES is 1150 Varnum St Ne, Washington, DC 20017.
- What is Marguerite Duane's phone number?
- The practice phone number listed in the NPPES registry for Marguerite Duane is (202) 269-7000.
- Is Marguerite Duane's NPI active?
- Yes — Marguerite Duane's NPI (1629087176) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.