Dr. Elena Theodosiou
Dr. Elena Theodosiou
Last updated: Jun 9, 2021

Dr. Elena Theodosiou

  • Gender: Female
  • Experience: 25 years
  • Graduation year: 1996
  • Sole propriator: No
  • NPI: 1891730982

Dr. Elena Theodosiou MD

Oncologist

She is located at 155 Borthwick Avenue Suite 301 in Portsmouth, NH 03801. Can help patients with the following: Colon Cancer, Hyponatremia, Multiple Myeloma, Sickle Cell Anemia, Thrombocytopenia, Thyroid Cancer. Her National Provider Identifier (NPI) number is 1891730982. Appointment can be made via the phone number (603) 433-5226. She is affiliated with 3 practices and 2 hospitals.

Conditions treated

Dr. Elena Theodosiou, being an oncologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Elena Theodosiou.

  • Abdominal Pain
  • Acute Pain
  • Anal Cancer
  • Anemia
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Basal Cell Carcinoma
  • Beta Thalassemia
  • Bile Duct Cancer
  • Bladder Cancer
  • Bladder Control
  • Bone Cancer
  • Brain Cancer
  • Breast Cancer
  • Cancer
  • Carcinoid Tumor
  • Carcinoma
  • Cervical Cancer
  • Chest Pain
  • Cholecystitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Colon Cancer
  • Common Cold
  • Constipation
  • Cystitis
  • Deep Vein Thrombosis (DVT)
  • Diarrhea
  • Edema
  • Esophageal Cancer
  • Fever
  • Gallbladder Cancer
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Glioma
  • Head and Neck Cancer
  • Headache
  • Heart Disease
  • Hemophilia
  • Hiatal Hernia
  • High Blood Pressure
  • Hodgkin's Disease
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Idiopathic Thrombocytopenic Purpura (ITP)
  • Influenza
  • Inguinal Hernia
  • Kidney Cancer
  • Larynx Cancer
  • Leukemia
  • Liver Cancer
  • Lung Cancer
  • Melanoma
  • Mesothelioma
  • Migraine
  • Multiple Myeloma
  • Nasopharyngeal Cancer
  • Nausea and Vomiting
  • Neoplasm
  • Neuroblastoma
  • Neutropenia
  • Non-Hodgkin's Lymphoma (NHL)
  • Obesity
  • Oral Cancer
  • Osteoporosis
  • Ovarian Cancer
  • Pancreatic Cancer
  • Penis Cancer
  • Peptic Ulcer
  • Pernicious Anemia
  • Pheochromocytoma (PCC)
  • Polycythemia
  • Prescription Refill
  • Prostate Cancer
  • Pulmonary Embolism (PE)
  • Retinoblastoma
  • Salivary Gland Cancer
  • Sarcoma
  • Sickle Cell Anemia
  • Skin Cancer
  • Stomach Cancer
  • Testicular Cancer
  • Thalassemia
  • Thrombocytopenia
  • Thymoma
  • Thyroid Cancer
  • Urethral Cancer
  • Urethritis
  • Urinary Tract Infection (UTI)
  • Uterine Cancer
  • Vaginal Cancer

Medicare Enrollment

Dr. Elena Theodosiou is enrolled to bill Medicare as a Practitioner - Medical Oncology .

Bills through: Samaritan Hospital Of Troy, New York

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.

Payments received

Drug payment

Genentech $52
Novartis $48
Neuwave Medical $46

Other

Food and Beverage $232

Studies

Graduated in 1996

Additional Specialities

  • Hematology and Oncology Specialist
  • Internist

Affiliated practices

Appledore Medical Group
26 Manchester Square
Portsmouth, 03801 NH
(603) 431-2516
Appledore Medical Group
155 Borthwick Avenue
Portsmouth, 03801 NH
(603) 433-5160
PRH Oncology
155 Borthwick Avenue
Portsmouth, 03801 NH
(603) 433-5226

Affiliated hospitals

ST PETER'S HOSPITAL
315 SOUTH MANNING BOULEVARD
ALBANY, 12208 NY
(518) 525-1550
SAMARITAN HOSPITAL
2215 BURDETT AVENUE
TROY, 12180 NY
(518) 427-3402

Looking for more Oncologists?

Here are oncologists in New Hampshire you may want to explore.

Elizabeth Boutin Mcgrath
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  • Address: 240 South Main Street Wolfeboro, 3894, NH
Dr. Christine Campo Alewine
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Dr. Panagiotis Mihalis Fidias
  • Gender: Male
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Dr. Christi Ann Hayes
  • Gender: Female
  • Address: 1 Medical Center Drive Lebanon, 3756, NH
Dr. James Ralph Rigas
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  • Address: 1 Medical Center Drive Lebanon, 3756, NH
Dr. Tyler J. Curiel
  • Gender: Male
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Dr. Raymond P. Perez
  • Gender: Male
  • Address: 1 Medical Center Drive Lebanon, 3756, NH
Jennifer P. Frost
  • Gender: Female
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Dr. Suzanne T. Berlin
  • Gender: Female
  • Address: Suite 101Ll 6 Tsienneto Road Derry, 3038, NH
Dr. Linda T. Vahdat
  • Gender: Female
  • Address: 1 Medical Center Drive Lebanon, 3756, NH

Questions & Answers

Does Dr. Elena Theodosiou accept insurance?

Unfortunately we don't have any information if Dr. Elena Theodosiou accepts insurance.

Does Dr. Elena Theodosiou have affiliation with practices?

Dr. Elena Theodosiou is affiliated with Appledore Medical Group. For the full list of practices see this list.

What conditions does Dr. Elena Theodosiou treat?

Dr. Elena Theodosiou provides treatment for Colon Cancer, Hyponatremia, Multiple Myeloma, Sickle Cell Anemia, Thrombocytopenia, Thyroid Cancer. For the full list see this list.

Has Dr. Elena Theodosiou affiliation with hospitals?

Dr. Elena Theodosiou is affiliated with ST PETER'S HOSPITAL. For the full list of hospitals see this list.

Where can you meet with Dr. Elena Theodosiou?

Dr. Elena Theodosiou's office is located at 155 Borthwick Avenue Suite 301 in Portsmouth, NH 03801.