Radiation Oncology Associates Inc
NPI 1376546267 · Radiation Oncology Physician · Providence, RI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Radiation Oncology Associates Inc is a Radiation Oncology Physician organization in Providence, RI (NPI 1376546267).
Provider details
- NPI number
- 1376546267
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Nicklas Oldenburg, President(401) 521-9700
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
Other names (DBA / former)
- Doing business as
- Northmain Radiation Oncology
- Doing business as
- Northmain Radiation Oncology
Registry dates
- Enumerated
- 2005-05-24
- Last updated
- 2021-06-10
- Certified
- 2021-06-10
Frequently asked questions
- What is Radiation Oncology Associates Inc's NPI number?
- Radiation Oncology Associates Inc's National Provider Identifier (NPI) is 1376546267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Radiation Oncology Associates Inc?
- Radiation Oncology Associates Inc is classified in the NPPES registry as Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Radiation Oncology Associates Inc located?
- Radiation Oncology Associates Inc's practice location on file with NPPES is 825 N Main St, Providence, RI 02904-5707.
- What is Radiation Oncology Associates Inc's phone number?
- The practice phone number listed in the NPPES registry for Radiation Oncology Associates Inc is (401) 521-9700.
- Does Radiation Oncology Associates Inc accept Medicare?
- Radiation Oncology Associates Inc 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 Radiation Oncology Associates Inc?
- The authorized official listed on Radiation Oncology Associates Inc's NPPES record is Nicklas Oldenburg, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Radiation Oncology Associates Inc's NPI active?
- Yes — Radiation Oncology Associates Inc's NPI (1376546267) is active in the NPPES registry as of the last update on 2021-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.