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NorthMain Radiation Oncology (RADIATION ONCOLOGY ASSOCIATES INC) is a small, private radiation therapy provider based in Providence, Rhode Island, with 3 office locations in the U.S. The organization has over 40 years of cancer care experience and positions itself as a community leader in comprehensive, compassionate radiation oncology services. Key details: - Location: 825 N Main St, Providence, RI 02904 (HQ) with 3 offices nationwide - Services: Radiation therapy for cancer treatment - Industry: Hospitals and Health Care - Size: About 4 employees (private company) - Leadership: Kim Owen (COO), Angie Hess (COO) - Website: nmrad.com - Focus: Community-based cancer care, experienced providers If you’re specifically looking for NorthMain Radiation Oncology in North Providence, this entity appears to operate primarily from Providence, RI, and does not list a separate North Providence location in the provided details.

Clinic Type

Oncology

Address

Located in Providence, Rhode Island

Phone

+14015219700

Email

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Advanced Radiation Therapy for Cancer

Insurance & Payment

Languages Spoken

Commitments

  • Our care and compassion set us apart from other radiation centers. Our promise is to take the very best care of you as you move through your cancer care.

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Birdeye: 4.5/5 stars (27 reviews)
  • Birdeye: 5/5 stars (38 reviews (for Dr. Nicklas B. Oldenburg))
  • Facebook: 100% recommend (18 reviews)

Patients praise

  • caring, compassionate, and friendly staff
  • thorough explanations of procedures and treatments
  • professional and expert medical care
  • supportive environment that makes patients feel comfortable

Common complaints

  • isolated report of poor clinical outcome following radiation treatment
  • isolated report of difficulty reaching a provider for follow-up questions

"The people at North Main Radiation Oncology are the most caring and compassionate caregivers that I could have hoped for."

LocalityBiz review

"Dr. Oldenburg is a consummate professional who explained the radiation treatments I needed very clearly. His attitude was also kind and respectful. I highly recommend him for anyone needing oncology radiation treatment."

Birdeye review (Dr. Nicklas B. Oldenburg)

"I called and waited for Doctor Joyce to call me and never even got a call back. Now I need surgery so after all that I should have had surgery from the start."

LocalityBiz review

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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