OrganizationActive
Radiation Oncology Associates of Washington, PC
NPI 1265413850 · Specialist · Washington, DC
Radiation Oncology Associates of Washington, PC is a Specialist organization in Washington, DC (NPI 1265413850).
Provider details
- NPI number
- 1265413850
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Irene Gage, President(202) 969-1866
Specialties & taxonomies
Other Service Providers
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
20 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
Sibley Memorial Hospital, Dept of Radiation Oncology
5255 Loughboro Road, Nw
Washington, DC 20016-2695
Phone: (202) 537-4787
Fax: (202) 537-4964
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 631573
Baltimore, MD 21263-1573
Registry dates
- Enumerated
- 2005-11-10
- Last updated
- 2008-02-19
Frequently asked questions
- What is Radiation Oncology Associates of Washington, PC's NPI number?
- Radiation Oncology Associates of Washington, PC's National Provider Identifier (NPI) is 1265413850, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Radiation Oncology Associates of Washington, PC?
- Radiation Oncology Associates of Washington, PC is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Radiation Oncology Associates of Washington, PC located?
- Radiation Oncology Associates of Washington, PC's practice location on file with NPPES is Sibley Memorial Hospital, Dept of Radiation Oncology, Washington, DC 20016-2695.
- What is Radiation Oncology Associates of Washington, PC's phone number?
- The practice phone number listed in the NPPES registry for Radiation Oncology Associates of Washington, PC is (202) 537-4787.
- Who is the authorized official for Radiation Oncology Associates of Washington, PC?
- The authorized official listed on Radiation Oncology Associates of Washington, PC's NPPES record is Irene Gage, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Radiation Oncology Associates of Washington, PC's NPI active?
- Yes — Radiation Oncology Associates of Washington, PC's NPI (1265413850) is active in the NPPES registry as of the last update on 2008-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.