IndividualActive
Olga Fonseca, D.D.S.
NPI 1124177605 · Endodontics · Washington, DC
Olga Fonseca, D.D.S. is a Endodontics provider in Washington, DC (NPI 1124177605).
Provider details
- NPI number
- 1124177605
- Entity type
- Individual
- Primary specialty
- EndodonticsDental Providers
- Credential
- D.D.S.
- Sex
- Female
- Sole proprietor
- Yes
- License
- DEN5254 (DC)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(90/100 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
1350 Connecticut Ave Nw
Suite 305
Washington, DC 20036-1722
Phone: (202) 887-5442
Fax: (202) 223-1841
Street-level locationGet directions
Mailing address
1350 Connecticut Ave Nw
Washington, DC 20036-1722
Registry dates
- Enumerated
- 2007-01-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Olga Fonseca's NPI number?
- Olga Fonseca's National Provider Identifier (NPI) is 1124177605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olga Fonseca's specialty?
- Olga Fonseca is listed in the NPPES registry with a primary specialty of Endodontics (Dental Providers).
- Where is Olga Fonseca located?
- Olga Fonseca's practice location on file with NPPES is 1350 Connecticut Ave Nw, Washington, DC 20036-1722.
- What is Olga Fonseca's phone number?
- The practice phone number listed in the NPPES registry for Olga Fonseca is (202) 887-5442.
- Is Olga Fonseca's NPI active?
- Yes — Olga Fonseca's NPI (1124177605) 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.