Maureen Donnelly Passaro, MD| Endocrinology Diabetes and Metabolism, Endocrinology | MedStar Health
About me
Dr. Passaro's practice philosophy is to provide comprehensive care in a caring and efficient manner. She resides in Montgomery County with her husband and three children.
Dr. Passaro was recognized by Washingtonian magazine as a Top Doctor.
Dr. Passaro sees patients at:
18109 Prince Philip Dr
Suite B200
Olney, MD 20832
301-774-4529
Clinical areas of focus
- Diabetes Screening
- Hormone Replacement Therapy
- Hyperthyroidism Treatment
- Hypothyroidism Treatment
- Osteoporosis
- Osteoporosis Risk Assessment
- Pioglitazone Therapy
- Subclinical Hypothyroidism
- Type 2 Diabetes Mellitus
Conditions and procedures
Conditions I treat
- Acromegaly
- Adrenal Crisis
- Adrenal Gland Disorder
- Adrenal Gland Disorders (E.G. CUSHING'S SYNDROME, PHEOCHROMOCYTOMA)
- Adrenal Tumor
- Benign Thyroid Nodules
- Bone Density Disorder
- Cardiometabolic Disorders
- Cushing Syndrome
- Diabetes In Pregnancy
- Diabetes Insipidus
- Diabetes Mellitus Due To Underlying Condition
- Disorders Of Lipoprotein Metabolism And Lipidemias
- Disorders Of Mineral Metabolism
- Disorders Of Pancreatic Internal Secretion
- Disorders Of Pituitary Gland
- Disorders Of Thyroid
- Drug Or Chemical Induced Diabetes Mellitus
- Gallbladder Disease
- Gastrinoma
- Grave's Disease
- Hashimoto Thyroiditis
- High Cholesterol
- Hirsutism
- Hyperaldosteronism
- Hyperfunction Of Pituitary Gland
- Hyperprolactinemia
- Hyperthyroidism
- Hypoglycemia
- Hypoparathyroidism
- Insulin Resistance
- Long Term Drug Therapy
- Male Hypogonadism
- Malignant Neoplasm Of Endocrine Glands
- Multiple Endocrine Neoplasia
- Nontoxic Goiter
- Obesity
- Osteoporosis
- Ovarian Dysfunction
- Polycystic Ovary Syndrome
- Postprocedural Complications
- Prediabetes
- Subclinical Hypothyroidism
- Thyroid Cancer
- Thyrotoxic Crisis
- Turner Syndrome
- Type 2 Diabetes Mellitus
- Vitamin Deficiency
Procedures I perform
- Acromegaly Treatment
- Adrenal Gland Surgery
- Adrenal Insufficiency Treatment
- Aldosteronoma Treatment
- Celiac Plexus Block
- Continuous Glucose Monitoring System
- Cushing's Syndrome Treatment
- Dexamethasone Suppression Test
- Diabetes Prevention
- Diabetes Screening
- Dopamine Therapy
- Enterectomy
- Familial Hypocalciuric Hypercalcemia (FHH) Treatment
- Fine-Needle Aspiration Of Thyroid Nodule
- Glucose Control Management
- Goiter Treatment
- Grave's Disease Treatment
- Growth Hormone Follow-Up
- Hashimoto's Thyroiditis Treatment
- Homocysteine Lowering Therapy
- Hormone Replacement Therapy
- Hormone Therapy For Pituitary Disorders
- Hypercalcemia Treatment
- Hyperglycemic Hyperosmolar State Treatment
- Hyperparathyroidism-Jaw Tumor Syndrome Treatment
- Hyperthyroidism Treatment
- Hypothyroidism Treatment
- Insulin Resistance Treatment
- Kidney Disease Treatment
- Lipid Disorder Treatment
- Multiple Endocrine Neoplasia (MEN) Testing
- One-On-One Diabetes Education
- Osteoporosis Prevention Treatment
- Osteoporosis Risk Assessment
- Parathyroid Tumor Surgery
- Pheochromocytoma Treatment
- Pioglitazone Therapy
- Pituitary Apoplexy Treatment
- Pituitary Hormone Deficiency Treatment
- Pituitary Tumor Treatment
- Polycystic Ovary Syndrome (PCOS) Treatment
- Prediabetes Management
- Purine Nucleoside Phosphorylase Deficiency Treatment
- Testicular Ultrasound
- Thyroid Cancer Treatment
- Thyroid Cyst Treatment
- Thyroid Nodule Treatment
- Thyroid Storm Surgery
- Thyroidectomy
- Thyroiditis Treatment
- Weight Management Program
Insurance
MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.
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List of insurance plans we accept
- BlueChoice Open Access
- United Healthcare Select HMO - EPO/NPP
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- TRICARE East Select
- CareFirst Administrators
- Veterans Affairs Community Care Network
- Network OA
- United Healthcare Navigate Cardiac Global
- CIGNA Connect EPO
- IH-Open Network Only Plus
- Coventry Health Care National Network PPO
- Aetna Open Choice (PPO)
- Kaiser Permanente Medicare Advantage Signature and Select
- IH-Open EPO Plus
- IH-Open HMO Option
- Aetna Worker's Compensation Network
- CareFirst Group Medicare Advantage
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Aetna Advantage 6350
- Kaiser Permanente Signature - Added Choice
- UnitedHealthcare Individual Exchange Plans
- Kaiser Permanente Flexible Choice POS Cardiac Global
- CareFirst EPO
- M.D. IPA (HMO)
- Cigna Alliance Medicare (HMO)
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- AMERIVANTAGE/Amerigroup Community Care
- Humana Gold Plus HMO
- CIGNA EPO
- Aetna Better Health of MD
- CIGNA Indemnity
- IH-HMO
- Select HMO/HealthFund/Health Network
- IH-Indemnity
- IH-Open POS Plus
- Aetna HMO
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Anthem BCBS of VA HealthKeepers (HMO)
- MultiPlan, Inc
- CareFirst BlueChoice HMO
- Aetna Classic 5000
- Humana Medicare Advantage - PPO
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- United Student Resources
- CareFirst Blue Choice Opt Out Open Access
- United Healthcare Community Plan - VA Medicaid MCO
- Kaiser Permanente Select
- IH-POS
- Blue Choice Advantage
- Tricare Reserve Select
- Private Fee-for-Service Plans (PFFS)
- Choice POS II Open Access
- Aetna Advantage 5750
- Anthem BCBS of VA HealthKeepers Plus
- United Healthcare Choice
- OCI Direct (HMO)
- MedStar Family Choice DC Healthcare Alliance
- Anthem BCBS Medi Blue SNP
- Jai Medical Systems - Maryland Health Choice
- Sentara Health
- Aetna Managed Choice (POS)
- Uniformed Services Family Health Plan
- OA Plus
- Priority Partners - Maryland Health Choice
- Kaiser Permanente Signature
- Aetna Student Health Insurance
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- United Healthcare Select Plus (POS)
- NYC Medicare Advantage Plus
- United Healthcare Choice Cardiac Global
- Magellan Complete Care of VA - VA Medicaid MCO
- Johns Hopkins Advantage MD PLUS PPO
- Johns Hopkins Advantage MD PPO
- Kaiser Permanente Select Cardiac Global
- Cigna TotalCare (HMO D-SNP)
- CIGNA SureFit (HMO)
- CareFirst Community Health Plan of MD
- Aetna Elect Choice/ Open Access (POS)
- Kaiser Permanente Medicare Plus
- CIGNA PPO
- CareFirst Blue Card Program
- HumanaChoice PPO
- Coventry of Delaware HMO/PPO
- AmeriHealth Caritas DC Healthcare Alliance
- United HealthCare Community Plan - Maryland Health Choice Program
- Geisinger Medicare Advantage
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Anthem Federal Employee Program Basic
- IH-PPO
- Maryland Physicians Care MCO
- Choice Fund PPO
- Amerigroup DC Alliance
- Employee Health Plan
- Choice Care Network/HUMANA (PPO)
- CareFirst Dual Prime HMO-SNP
- United Healthcare Options (PPO)
- Aetna Basic
- AmeriHealth Caritas DC Healthy Families
- United Healthcare Choice Plus
- Alterwood Advanatge HMO & DSNP Plans
- Kaiser Permanente Flexible Choice 3-tier POS
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- MedStar Family Choice - Maryland Health Choice
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Aetna Classic 3500
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- CareFirst Blue Preferred PPO
- UnitedHealthcare and AARP Medicare Complete Plans
- CareFirst (NCA) Indemnity
- Aetna Advantage 6350PD
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- TRICARE for Life East
- Cigna Preferred Medicare (HMO)
- Beech Street PPO
- UnitedHealthcare Medicare Adv. Special Needs Plans
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- IH-POS Plus
- Aetna Premier 200PD
- HighMark
- First Health PPO
- IH-Open HMO
- Lasso Healthcare - Medicare Medical Savings Account
- UHC Passport
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Optima Family Care MCO - VA Medicaid MCO
- CareFirst NASCO
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Great-West Healthcare POS/CIGNA
- Anthem BCBS Medi Blue Plus
- Police and Fire Clinic
- Optimum Choice Preferred (POS)
- Kaiser Permanente Select - Added Choice
- United Medicare Private Fee-for-Service (PFFS) plans
- Mamsi Life & Health (Indem./PPO)
- Medicare Advantage - Advantra Value (PPO)
- Johns Hopkins Advantage MD HMO
- Coventry Health Care of Virginia
- CIGNA HMO & Network (HMO)
- Aetna VA Exchange
- First Health PPO
- IH-Open POS II
- TRICARE East Prime
- CIGNA HMO Open Access
- Amerigroup DC Healthy Families
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Choice POS II
- CIGNA PPO Plus
- Aetna Traditional Choice (PPO)
- Cigna True Choice Medicare (PPO)
- Healthy Blue (HMO, POS)
- Medicare Direct
- Core Essential (HMO)
- TriWest Healthcare Alliance
- M.D. IPA Preferred (POS)
- Aetna Quality Point of Service (POS)
- Options PPO Cardiac Global
- United Healthcare Choice Plus Cardiac Global
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Health Services for Children with Special Needs
- CareFirst Maryland Indemnity or PPO
- CareFirst MedStar Select PPO
- CareFirst Maryland Point of Service Plan
- HumanaChoice Honor's plan PPO
- Aetna Better Health of VA
- Navigate
- Optimum Choice
- Cigna Achieve Medicare (HMO C-SNP)
- CIGNA POS/Network POS
- Aetna Medicare Advantage PFFS Plan
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- IH-Network Only Plus
- Anthem BCBS Medi Blue Dual Adv
- Private Health Care Systems (PPO)
- Cigna True Choice Plus Medicare (PPO)
- Aetna Medicare Advantage HMO & PPO Plans
- DC/MD SHOP QHP Small Business Plans
- CareFirst FEP Blue Focus
- Anthem Federal Employee Program Standard
- Advantra Platinum (PPO)
- Kaiser Maryland Medicaid MCO
- HealthyBlue PPO
- Choice POS
- Aetna Classic 5000PD
- WellPoint Maryland - Maryland Health Choice
- CareFirst MedStar PPO
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- POS OA
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- MedStar Family Choice DC Healthy Families
- Medicare FFS
- Erickson Advantage Plans
- Humana Medicare Advantage - HMO Open Access
- Aetna Signature Administrator PPO/TPA
- Aetna Managed Choice Open Access (POS)
- IH-EPO Plus
Education
Board Certification: American Board of Internal Medicine, Endocrinology, Diabetes and Metabolism
Board Certification: American Board of Internal Medicine, Internal Medicine
Residency: National Institutes of Health (1996)
Residency: Stamford Hospital (1993)
Medical School: New York Medical College (1990)