Expertise in
16
conditions

Dr. Marie Demay

Endocrinology
Massachusetts General Hospital
55 Fruit St, 
Boston, MA 
39 Years of Experience
Expertise in
16
conditions
Massachusetts General Hospital
55 Fruit St, 
Boston, MA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Marie Demay is an Endocrinologist in Boston, Massachusetts. Dr. Demay has been practicing medicine for over 39 years is highly rated in 16 conditions, according to our data. Her top areas of expertise are Hypophosphatemia, X-Linked Hypophosphatemia, Rickets, and Malnutrition.

Her clinical research consists of co-authoring 48 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Specialties
Endocrinology
Licenses
Internal Medicine in MA
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Commonwealth Care Alliance
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Mass General Brigham Health Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Tufts
  • HMO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 6 Less Insurance Carriers -

Locations

Massachusetts General Hospital
55 Fruit St, Boston, MA 02114
Call: 617-726-8720

Additional Areas of Focus

Dr. Demay has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Hypoparathyroidism

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

48 Total Publications

Treatment of children and adults with X-linked hypophosphatemia with calcitriol alone: A prospective open label study.
Treatment of children and adults with X-linked hypophosphatemia with calcitriol alone: A prospective open label study.
Journal: The Journal of clinical endocrinology and metabolism
Published: July 08, 2025
View All 48 Publications
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Demay's expertise for a condition
ConditionClose
  • Elite
  • Hypophosphatemia
    Dr. Demay is
    Elite
    . Learn about Hypophosphatemia.
    See more Hypophosphatemia experts
  • X-Linked Hypophosphatemia
    Dr. Demay is
    Elite
    . Learn about X-Linked Hypophosphatemia.
    See more X-Linked Hypophosphatemia experts
  • Distinguished
  • Malnutrition
    Dr. Demay is
    Distinguished
    . Learn about Malnutrition.
    See more Malnutrition experts
  • Osteomalacia
    Dr. Demay is
    Distinguished
    . Learn about Osteomalacia.
    See more Osteomalacia experts
  • Osteoporosis
    Dr. Demay is
    Distinguished
    . Learn about Osteoporosis.
    See more Osteoporosis experts
  • Postmenopausal Osteoporosis
    Dr. Demay is
    Distinguished
    . Learn about Postmenopausal Osteoporosis.
    See more Postmenopausal Osteoporosis experts
  • Rickets
    Dr. Demay is
    Distinguished
    . Learn about Rickets.
    See more Rickets experts
  • Advanced
  • Addison's Disease
    Dr. Demay is
    Advanced
    . Learn about Addison's Disease.
    See more Addison's Disease experts
  • Adrenal Insufficiency Pediatric
    Dr. Demay is
    Advanced
    . Learn about Adrenal Insufficiency Pediatric.
    See more Adrenal Insufficiency Pediatric experts
  • Autosomal Recessive Hypotrichosis
    Dr. Demay is
    Advanced
    . Learn about Autosomal Recessive Hypotrichosis.
    See more Autosomal Recessive Hypotrichosis experts
  • Congenital Adrenal Hyperplasia (CAH)
    Dr. Demay is
    Advanced
    . Learn about Congenital Adrenal Hyperplasia (CAH).
    See more Congenital Adrenal Hyperplasia (CAH) experts
  • Congenital Lipoid Adrenal Hyperplasia
    Dr. Demay is
    Advanced
    . Learn about Congenital Lipoid Adrenal Hyperplasia.
    See more Congenital Lipoid Adrenal Hyperplasia experts
  • Hyperparathyroidism
    Dr. Demay is
    Advanced
    . Learn about Hyperparathyroidism.
    See more Hyperparathyroidism experts
View All 9 Advanced Conditions
  • Experienced
  • Familial Glucocorticoid Deficiency
    Dr. Demay is
    Experienced
    . Learn about Familial Glucocorticoid Deficiency.
    See more Familial Glucocorticoid Deficiency experts
  • Familial Hypocalciuric Hypercalcemia Type 1
    Dr. Demay is
    Experienced
    . Learn about Familial Hypocalciuric Hypercalcemia Type 1.
    See more Familial Hypocalciuric Hypercalcemia Type 1 experts
  • Familial Isolated Hyperparathyroidism
    Dr. Demay is
    Experienced
    . Learn about Familial Isolated Hyperparathyroidism.
    See more Familial Isolated Hyperparathyroidism experts
  • Glucocorticoid Resistance
    Dr. Demay is
    Experienced
    . Learn about Glucocorticoid Resistance.
    See more Glucocorticoid Resistance experts
  • Growth Hormone Deficiency (GHD)
    Dr. Demay is
    Experienced
    . Learn about Growth Hormone Deficiency (GHD).
    See more Growth Hormone Deficiency (GHD) experts
  • Hypercalcemia
    Dr. Demay is
    Experienced
    . Learn about Hypercalcemia.
    See more Hypercalcemia experts
View All 30 Experienced Conditions
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