Maureen Donnelly Passaro, MD| Endocrinology, Endocrinology Diabetes and Metabolism | 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
- Priority Partners - Maryland Health Choice
- Amerigroup DC Alliance
- CareFirst Blue Choice Opt Out Open Access
- TRICARE East Select
- United Healthcare Community Plan - VA Medicaid MCO
- Coventry of Delaware HMO/PPO
- CareFirst FEP Blue Focus
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Aetna Managed Choice (POS)
- Amerigroup DC Healthy Families
- HumanaChoice Honor's plan PPO
- CareFirst MedStar Select PPO
- IH-Open HMO Option
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- IH-Open EPO Plus
- CareFirst Administrators
- Johns Hopkins Advantage MD HMO
- M.D. IPA (HMO)
- AmeriHealth Caritas DC Healthy Families
- CareFirst EPO
- CareFirst Group Medicare Advantage
- IH-EPO Plus
- Humana Medicare Advantage - HMO Open Access
- United Healthcare Options (PPO)
- IH-Open Network Only Plus
- Anthem Federal Employee Program Basic
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- CIGNA HMO & Network (HMO)
- Johns Hopkins Advantage MD PLUS PPO
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Aetna Worker's Compensation Network
- CareFirst Maryland Indemnity or PPO
- Kaiser Permanente Signature
- Kaiser Maryland Medicaid MCO
- Anthem BCBS Medi Blue Dual Adv
- AmeriHealth Caritas DC Healthcare Alliance
- Coventry Health Care of Virginia
- United Healthcare Choice
- CIGNA Indemnity
- UnitedHealthcare Individual Exchange Plans
- Aetna Better Health of MD
- Optimum Choice Preferred (POS)
- HumanaChoice PPO
- United Healthcare Select HMO - EPO/NPP
- Kaiser Permanente Select Cardiac Global
- BlueChoice Open Access
- Veterans Affairs Community Care Network
- Network OA
- Johns Hopkins Advantage MD PPO
- Aetna Quality Point of Service (POS)
- Aetna Classic 3500
- Aetna Medicare Advantage HMO & PPO Plans
- Private Health Care Systems (PPO)
- IH-POS Plus
- IH-Indemnity
- MultiPlan, Inc
- Erickson Advantage Plans
- Great-West Healthcare POS/CIGNA
- Advantra Platinum (PPO)
- Cigna Achieve Medicare (HMO C-SNP)
- Employee Health Plan
- CareFirst Blue Card Program
- Humana Gold Plus HMO
- UnitedHealthcare and AARP Medicare Complete Plans
- Aetna Advantage 5750
- Coventry Health Care National Network PPO
- Aetna Student Health Insurance
- Options PPO Cardiac Global
- CIGNA EPO
- IH-HMO
- CareFirst Blue Preferred PPO
- United Healthcare Select Plus (POS)
- HealthyBlue PPO
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Cigna TotalCare (HMO D-SNP)
- HighMark
- Aetna Advantage 6350
- Private Fee-for-Service Plans (PFFS)
- Medicare Advantage - Advantra Value (PPO)
- United Student Resources
- IH-PPO
- Uniformed Services Family Health Plan
- Blue Choice Advantage
- POS OA
- CareFirst Maryland Point of Service Plan
- United Medicare Private Fee-for-Service (PFFS) plans
- Kaiser Permanente Select
- Aetna Basic
- Cigna True Choice Medicare (PPO)
- Medicare FFS
- Beech Street PPO
- Aetna Managed Choice Open Access (POS)
- Kaiser Permanente Signature - Added Choice
- Core Essential (HMO)
- MedStar Family Choice DC Healthcare Alliance
- OCI Direct (HMO)
- United Healthcare Choice Cardiac Global
- Jai Medical Systems - Maryland Health Choice
- WellPoint Maryland - Maryland Health Choice
- Anthem BCBS Medi Blue SNP
- Aetna Traditional Choice (PPO)
- Anthem BCBS of VA HealthKeepers (HMO)
- Aetna Open Choice (PPO)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- UHC Passport
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- TRICARE for Life East
- Aetna Signature Administrator PPO/TPA
- Cigna Preferred Medicare (HMO)
- Humana Medicare Advantage - PPO
- CIGNA PPO Plus
- Maryland Physicians Care MCO
- Aetna HMO
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Choice POS
- CIGNA SureFit (HMO)
- DC/MD SHOP QHP Small Business Plans
- Anthem Federal Employee Program Standard
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- NYC Medicare Advantage Plus
- Kaiser Permanente Flexible Choice 3-tier POS
- Aetna Elect Choice/ Open Access (POS)
- Aetna Medicare Advantage PFFS Plan
- CIGNA Connect EPO
- Choice Fund PPO
- Navigate
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Anthem BCBS Medi Blue Plus
- Tricare Reserve Select
- Cigna Alliance Medicare (HMO)
- United HealthCare Community Plan - Maryland Health Choice Program
- IH-Open POS Plus
- CIGNA PPO
- Select HMO/HealthFund/Health Network
- Aetna Classic 5000
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- MedStar Family Choice - Maryland Health Choice
- United Healthcare Navigate Cardiac Global
- CareFirst (NCA) Indemnity
- United Healthcare Choice Plus Cardiac Global
- Aetna VA Exchange
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Healthy Blue (HMO, POS)
- First Health PPO
- Geisinger Medicare Advantage
- Aetna Advantage 6350PD
- IH-Open HMO
- AMERIVANTAGE/Amerigroup Community Care
- CareFirst MedStar PPO
- Aetna Classic 5000PD
- M.D. IPA Preferred (POS)
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Aetna Premier 200PD
- CareFirst BlueChoice HMO
- Health Services for Children with Special Needs
- IH-Open POS II
- Optimum Choice
- Sentara Health
- Choice Care Network/HUMANA (PPO)
- Aetna Better Health of VA
- TRICARE East Prime
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Kaiser Permanente Select - Added Choice
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Magellan Complete Care of VA - VA Medicaid MCO
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- TriWest Healthcare Alliance
- Optima Family Care MCO - VA Medicaid MCO
- Choice POS II Open Access
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Kaiser Permanente Medicare Plus
- Cigna True Choice Plus Medicare (PPO)
- Lasso Healthcare - Medicare Medical Savings Account
- Anthem BCBS of VA HealthKeepers Plus
- MedStar Family Choice DC Healthy Families
- Mamsi Life & Health (Indem./PPO)
- CareFirst Dual Prime HMO-SNP
- IH-POS
- CIGNA HMO Open Access
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Choice POS II
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Medicare Direct
- IH-Network Only Plus
- CIGNA POS/Network POS
- Alterwood Advanatge HMO & DSNP Plans
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Kaiser Permanente Medicare Advantage Signature and Select
- CareFirst NASCO
- First Health PPO
- United Healthcare Choice Plus
- CareFirst Community Health Plan of MD
- OA Plus
- Police and Fire Clinic
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)