National Provider Identifier Database

ELENI EFSTATHIOU, MD – NPI #1447654470
Medical Oncology

An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.


Contact Information

ELENI EFSTATHIOU, MD
3303 S BOND AVE
PORTLAND, OR97239-4501
Phone: 503-494-6594
Fax: 503-494-5385
Website:
Specialty Taxonomy Code
* Medical Oncology 207RX0202X

* Indicates primary specialty

NPI Profile & details for ELENI EFSTATHIOU

NPI Number 1447654470
Credentials MD
Entity Individual
Enumeration date 10/20/2014
Last updated 02/11/2026 - About 4 months ago
Sole proprietor1 No
Identifiers
  • OR License #: MF229340
  • TX License #: 44660
  • TX Medicaid: 346893601
  • TX Other: 8EY946 BCBS
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

Reviews for ELENI EFSTATHIOU, MD

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