Maureen Donnelly Passaro, MD| 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
- Adrenal Hormone Level Testing
- 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
- Bone Density Disorder
- Bone Disorders
- Cardiometabolic Disorders
- Cushing Syndrome
- Diabetes In Pregnancy
- Diabetes Insipidus
- Disorders Of Lipoprotein Metabolism And Lipidemias
- Disorders Of Mineral Metabolism
- Disorders Of Pituitary Gland
- Disorders Of Thyroid
- Drug Or Chemical Induced Diabetes Mellitus
- Gallbladder Disease
- 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
- Multiple Endocrine Neoplasia
- Multiple Myeloma Of The Spine
- Nontoxic Goiter
- Obesity
- Osteoporosis
- Ovarian Dysfunction
- Plasma Cell Neoplasms
- Polycystic Ovary Syndrome
- Postprocedural Complications
- Prediabetes
- Retinal Disease
- Subclinical Hypothyroidism
- Thyroid Cancer
- Thyrotoxic Crisis
- Turner Syndrome
- Type 2 Diabetes Mellitus
- Vitamin Deficiency
Procedures I perform
- Acromegaly Treatment
- Adrenal Gland Surgery
- Adrenal Hormone Level Testing
- Adrenal Insufficiency Treatment
- Bone Density Testing
- Celiac Plexus Block
- Computerized Tomography (CT) Scan
- Continuous Glucose Monitoring System
- Cushing's Syndrome Treatment
- Dexamethasone Suppression Test
- Diabetes Screening
- Dopamine Therapy
- Enterectomy
- Fine-Needle Aspiration Of Thyroid Nodule
- Glucose Control Management
- Growth Hormone Deficiency Treatment
- Growth Hormone Follow-Up
- Growth Hormone Stimulation Test
- Gynecological Cancer Screening
- Hashimoto's Thyroiditis Treatment
- Health Promotion Counseling
- Homocysteine Lowering Therapy
- Hormone Replacement Therapy
- Hormone Therapy For Pituitary Disorders
- Hyperthyroidism Treatment
- Hypothyroidism Treatment
- Insulin Resistance Treatment
- Insulin Tolerance Test
- Kidney Disease Treatment
- Magnetic Resonance Imaging (MRI)
- One-On-One Diabetes Education
- Osteoporosis Prevention Treatment
- Osteoporosis Risk Assessment
- Parathyroid Tumor Surgery
- Pheochromocytoma Treatment
- Pioglitazone Therapy
- Pituitary Apoplexy Treatment
- Pituitary Tumor Treatment
- Polycystic Ovary Syndrome (PCOS) Treatment
- Prediabetes Management
- Pulsatile Tinnitus Treatment
- Purine Nucleoside Phosphorylase Deficiency Treatment
- Testicular Ultrasound
- Thyroid Biopsy
- Thyroid Cancer Treatment
- Thyroid Nodule Treatment
- Thyroid Storm Surgery
- Thyroid Storm Treatment
- Thyroidectomy
- 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
- Coventry Health Care of Virginia
- Johns Hopkins Advantage MD PPO
- IH-POS Plus
- CareFirst Blue Choice Opt Out Open Access
- Cigna True Choice Plus Medicare (PPO)
- MedStar Family Choice - Maryland Health Choice
- Amerigroup DC Alliance
- Anthem BCBS Medi Blue Plus
- Humana Medicare Advantage - HMO Open Access
- HumanaChoice PPO
- Medicare FFS
- United Healthcare Select HMO - EPO/NPP
- Medicare Direct
- Humana Gold Plus HMO
- Network OA
- Anthem BCBS of VA HealthKeepers Plus
- IH-Network Only Plus
- CareFirst (NCA) Indemnity
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- CIGNA PPO Plus
- IH-Open Network Only Plus
- Aetna Quality Point of Service (POS)
- Lasso Healthcare - Medicare Medical Savings Account
- UHC Passport
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- IH-Open HMO
- TRICARE for Life East
- Health Services for Children with Special Needs
- Kaiser Permanente Signature
- IH-Open POS II
- M.D. IPA (HMO)
- HumanaChoice Honor's plan PPO
- IH-POS
- IH-Open EPO Plus
- BlueChoice Open Access
- Jai Medical Systems - Maryland Health Choice
- Mamsi Life & Health (Indem./PPO)
- HighMark
- IH-Open HMO Option
- Blue Choice Advantage
- Aetna Classic 3500
- AmeriHealth Caritas DC Healthcare Alliance
- Anthem Federal Employee Program Standard
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Optimum Choice
- Aetna Advantage 6350
- OA Plus
- Cigna Achieve Medicare (HMO C-SNP)
- Advantra Platinum (PPO)
- Aetna Better Health of MD
- Aetna Managed Choice (POS)
- TRICARE East Select
- CareFirst Community Health Plan of MD
- Sentara Health
- Humana Medicare Advantage - PPO
- Anthem BCBS Medi Blue Dual Adv
- Kaiser Permanente Medicare Advantage Signature and Select
- Johns Hopkins Advantage MD HMO
- Alterwood Advanatge HMO & DSNP Plans
- Coventry Health Care National Network PPO
- First Health PPO
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- CareFirst Blue Preferred PPO
- Aetna Classic 5000
- WellPoint Maryland - Maryland Health Choice
- Aetna Open Choice (PPO)
- Kaiser Permanente Flexible Choice 3-tier POS
- CareFirst Administrators
- United Healthcare Choice Plus
- United Healthcare Navigate Cardiac Global
- United Healthcare Choice
- Healthy Blue (HMO, POS)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- IH-PPO
- Tricare Reserve Select
- Medicare Advantage - Advantra Value (PPO)
- Cigna Preferred Medicare (HMO)
- Aetna Medicare Advantage PFFS Plan
- Aetna Traditional Choice (PPO)
- Core Essential (HMO)
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Aetna Managed Choice Open Access (POS)
- CareFirst FEP Blue Focus
- United Healthcare Community Plan - VA Medicaid MCO
- CareFirst MedStar Select PPO
- Kaiser Permanente Select
- Geisinger Medicare Advantage
- Beech Street PPO
- HealthyBlue PPO
- Optimum Choice Preferred (POS)
- CIGNA EPO
- MedStar Family Choice DC Healthcare Alliance
- Options PPO Cardiac Global
- Aetna Student Health Insurance
- Anthem BCBS Medi Blue SNP
- Kaiser Permanente Signature - Added Choice
- CIGNA HMO Open Access
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Kaiser Permanente Medicare Plus
- Aetna HMO
- CIGNA PPO
- Optima Family Care MCO - VA Medicaid MCO
- Police and Fire Clinic
- Magellan Complete Care of VA - VA Medicaid MCO
- United HealthCare Community Plan - Maryland Health Choice Program
- United Healthcare Choice Cardiac Global
- OCI Direct (HMO)
- Amerigroup DC Healthy Families
- Choice POS II Open Access
- MedStar Family Choice DC Healthy Families
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- CIGNA POS/Network POS
- Aetna Better Health of VA
- Mamsi Life & Health (Indem./PPO)
- Uniformed Services Family Health Plan
- MultiPlan, Inc
- POS OA
- Employee Health Plan
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Choice Fund PPO
- Cigna True Choice Medicare (PPO)
- United Healthcare Options (PPO)
- United Healthcare Select Plus (POS)
- Kaiser Permanente Select - Added Choice
- Johns Hopkins Advantage MD PLUS PPO
- AMERIVANTAGE/Amerigroup Community Care
- Private Fee-for-Service Plans (PFFS)
- Choice POS II
- AmeriHealth Caritas DC Healthy Families
- Coventry of Delaware HMO/PPO
- DC/MD SHOP QHP Small Business Plans
- CareFirst Maryland Point of Service Plan
- Anthem Federal Employee Program Basic
- Maryland Physicians Care MCO
- Select HMO/HealthFund/Health Network
- CareFirst BlueChoice HMO
- Priority Partners - Maryland Health Choice
- Great-West Healthcare POS/CIGNA
- CareFirst Federal Employee Program (Std. & Basic PPO)
- MedStar Family Choice DC Healthcare Alliance
- NYC Medicare Advantage Plus
- TriWest Healthcare Alliance
- Navigate
- UnitedHealthcare Individual Exchange Plans
- Kaiser Permanente Select Cardiac Global
- Choice Care Network/HUMANA (PPO)
- Aetna VA Exchange
- Anthem BCBS of VA HealthKeepers (HMO)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- CareFirst MedStar PPO
- UnitedHealthcare and AARP Medicare Complete Plans
- CareFirst Dual Prime HMO-SNP
- CIGNA SureFit (HMO)
- Cigna TotalCare (HMO D-SNP)
- TRICARE East Prime
- IH-Indemnity
- United Healthcare Choice Plus Cardiac Global
- CIGNA Indemnity
- CareFirst Blue Card Program
- Erickson Advantage Plans
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Aetna Premier 200PD
- CareFirst Maryland Indemnity or PPO
- IH-EPO Plus
- First Health PPO
- United Student Resources
- Veterans Affairs Community Care Network
- Choice POS
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Aetna Classic 5000PD
- M.D. IPA Preferred (POS)
- CareFirst NASCO
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- CIGNA Connect EPO
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- IH-HMO
- CIGNA HMO & Network (HMO)
- Kaiser Maryland Medicaid MCO
- Kaiser Permanente HMO Plus and DHMO Plus Member
- UnitedHealthcare Individual Exchange Plans
- Aetna Advantage 5750
- Aetna Signature Administrator PPO/TPA
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- United Medicare Private Fee-for-Service (PFFS) plans
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Private Health Care Systems (PPO)
- IH-Open POS Plus
- CareFirst Group Medicare Advantage
- Cigna Alliance Medicare (HMO)
- Aetna Worker's Compensation Network
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- CareFirst EPO
- Aetna Elect Choice/ Open Access (POS)
- Aetna Medicare Advantage HMO & PPO Plans
- Aetna Advantage 6350PD
- Aetna Basic
- MedStar Family Choice - Maryland Health Choice
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
Education
Board Certification: ,
Board Certification: American Board of Internal Medicine, Internal Medicine
Residency: National Institutes of Health (1996)
Residency: Stamford Hospital (1993)
Graduate: New York Medical College (1990)