Individual provider · Type 1 NPI

Eleni Nicole Nackos, MD

Hematology & Oncology Physician · Westbrook, ME

NPI number 1023339819 Active

Practice location

11 Rock Row Ste 320
Westbrook, ME 04092-4877

Call (207) 303-3300 Map

Fax (207) 250-2139

Mailing address

PO Box 911
Brattleboro, VT 05302-0911

Other practice locations

2 Independence Dr, Kennebunk, ME 04043-6078 · (207) 303-3300
155 Borthwick Ave Ste C, Portsmouth, NH 03801-7156 · (603) 828-0100
11 Rock Row Ste 150, Westbrook, ME 04092-4877 · (207) 303-3300
11 Rock Row Ste 120, Westbrook, ME 04092-4877 · (207) 303-3300
105 Topsham Fair Mall Rd Unit 1, Topsham, ME 04086 · (207) 303-3300
15 Rock Row Ste 110, Westbrook, ME 04092-4877 · (207) 303-3300

Specialties and licenses

Taxonomy	Code	License
Hematology & Oncology Physician	207RH0003X	20349 (NH)
Hematology & Oncology Physician Primary	207RH0003X	MD21087 (ME)

Hematology & Oncology Physician: An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

15 other providers at this address

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About NPI 1023339819

Eleni Nicole Nackos, MD's National Provider Identifier is 1023339819, issued on Jun 16, 2010. The primary taxonomy on file is Hematology & Oncology Physician (207RH0003X), and the practice location is in Westbrook, ME. The record was last updated on Apr 20, 2026.