Sergio A Lizama-Hernandez, MD| Endocrinology, Endocrinology Diabetes and Metabolism | MedStar Health
Clinical areas of focus
- Diabetes Mellitus Type 2
- Hyperthyroidism
- Osteoporosis
- Parathyroid Disorders
- Pituitary Disorders
- Thyroid Cancer
- Thyroid Nodules
Conditions and procedures
Conditions I treat
- Adrenal Mass
- Adrenal Tumor
- Benign Thyroid Nodules
- Bone Disorders
- Cushing Syndrome
- Diabetes Mellitus Type 2
- Disorders Of Lipoprotein Metabolism And Lipidemias
- Disorders Of Mineral Metabolism
- Disorders Of Thyroid
- Endocrine Hypertension
- Grave's Disease
- Hashimoto Thyroiditis
- Hyperaldosteronism
- Hyperparathyroidism
- Hyperprolactinemia
- Hyperthyroidism
- Hypocalcemia
- Hypoglycemia
- Hypoparathyroidism
- Klinefelter Syndrome
- Lipid Disorders
- Nontoxic Goiter
- Obesity
- Osteoporosis
- Parathyroid Adenoma
- Parathyroid Disorders
- Pituitary Adenoma
- Pituitary Disorders
- Primary Hyperparathyroidism
- Testicular Dysfunction
- Thyroid Cancer
- Thyroid Nodules
- Toxic Goiter
- Type 2 Diabetes Mellitus
Procedures I perform
- Adrenal Disease Treatment
- Adrenal Insufficiency Treatment
- Aldosteronoma Management
- Automated Insulin Delivery
- Cardiovascular Disease Prevention
- Cushing's Syndrome Treatment
- Endocrine Disorders Treatment
- Grave's Disease Treatment
- Hashimoto's Thyroiditis Treatment
- Hormone Replacement Therapy
- Hypercalcemia Treatment
- Hyperthyroidism Treatment
- Hypoparathyroidism Treatment
- Hypothyroidism Treatment
- Obesity Treatment
- Parathyroid Disease Treatment
- Pituitary Tumor Treatment
- Primary Hyperparathyroidism Treatment
- Prolactinoma Treatment
- Thyroid Cancer Treatment
- Thyroid Disease Management
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
- United Healthcare Options (PPO)
- Select HMO/HealthFund/Health Network
- MedStar Family Choice - Maryland Health Choice
- Kaiser Permanente Signature - Added Choice
- HighMark
- CareFirst (NCA) Indemnity
- IH-Network Only Plus
- NYC Medicare Advantage Plus
- MedStar Family Choice DC Healthcare Alliance
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- Cigna TotalCare (HMO D-SNP)
- IH-EPO Plus
- TRICARE East Prime
- CIGNA POS/Network POS
- CIGNA PPO Plus
- Choice POS II Open Access
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- MedStar Family Choice DC Healthy Families
- CareFirst EPO
- Blue Choice Advantage
- Aetna Medicare Advantage PFFS Plan
- HumanaChoice PPO
- CareFirst Blue Card Program
- M.D. IPA (HMO)
- Employee Health Plan
- CIGNA EPO
- Medicare Advantage - Advantra Value (PPO)
- CareFirst Blue Preferred PPO
- Kaiser Permanente Medicare Advantage Signature and Select
- AmeriHealth Caritas DC Healthy Families
- IH-Open HMO
- TRICARE for Life East
- Optimum Choice Preferred (POS)
- Anthem BCBS Medi Blue Dual Adv
- Anthem BCBS Medi Blue Plus
- Jai Medical Systems - Maryland Health Choice
- CIGNA SureFit (HMO)
- Anthem BCBS of VA HealthKeepers (HMO)
- Aetna Traditional Choice (PPO)
- United Healthcare Choice Cardiac Global
- United Healthcare Choice Plus
- TriWest Healthcare Alliance
- CIGNA Connect EPO
- CareFirst Maryland Point of Service Plan
- Aetna Better Health of MD
- Aetna VA Exchange
- Johns Hopkins Advantage MD HMO
- CareFirst Dual Prime HMO-SNP
- Mamsi Life & Health (Indem./PPO)
- Choice Fund PPO
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Aetna Student Health Insurance
- Aetna Quality Point of Service (POS)
- Johns Hopkins Advantage MD PLUS PPO
- Choice Care Network/HUMANA (PPO)
- UnitedHealthcare Individual Exchange Plans
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- CIGNA Indemnity
- United Healthcare Select HMO - EPO/NPP
- Tricare Reserve Select
- Anthem Federal Employee Program Standard
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- CareFirst FEP Blue Focus
- Johns Hopkins Advantage MD PPO
- Magellan Complete Care of VA - VA Medicaid MCO
- Aetna HMO
- Kaiser Permanente Flexible Choice 3-tier POS
- Healthy Blue (HMO, POS)
- DC/MD SHOP QHP Small Business Plans
- Alterwood Advanatge HMO & DSNP Plans
- OA Plus
- CareFirst Community Health Plan of MD
- Anthem BCBS of VA HealthKeepers Plus
- UHC Passport
- Uniformed Services Family Health Plan
- Great-West Healthcare POS/CIGNA
- Veterans Affairs Community Care Network
- Kaiser Maryland Medicaid MCO
- Kaiser Permanente Medicare Plus
- TRICARE East Select
- Kaiser Permanente Select - Added Choice
- CareFirst MedStar PPO
- Aetna Basic
- MultiPlan, Inc
- CareFirst Administrators
- Advantra Platinum (PPO)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- POS OA
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Aetna Advantage 6350PD
- Anthem BCBS Medi Blue SNP
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- United Healthcare Select Plus (POS)
- Kaiser Permanente Signature
- United Healthcare Community Plan - VA Medicaid MCO
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Medicare Direct
- Cigna True Choice Medicare (PPO)
- Cigna Achieve Medicare (HMO C-SNP)
- First Health PPO
- United Student Resources
- Kaiser Permanente Select
- CareFirst Blue Choice Opt Out Open Access
- Aetna Medicare Advantage HMO & PPO Plans
- IH-Open POS II
- Sentara Health
- Humana Medicare Advantage - PPO
- Anthem Federal Employee Program Basic
- Maryland Physicians Care MCO
- Health Services for Children with Special Needs
- BlueChoice Open Access
- OCI Direct (HMO)
- IH-PPO
- Private Fee-for-Service Plans (PFFS)
- First Health PPO
- IH-Open EPO Plus
- Medicare FFS
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Kaiser Permanente Select Cardiac Global
- HumanaChoice Honor's plan PPO
- Aetna Open Choice (PPO)
- Kaiser Permanente Flexible Choice POS Cardiac Global
- IH-Open POS Plus
- Aetna Classic 5000PD
- CareFirst Maryland Indemnity or PPO
- Cigna Alliance Medicare (HMO)
- Choice POS
- Aetna Signature Administrator PPO/TPA
- Core Essential (HMO)
- Aetna Classic 3500
- United Healthcare Choice
- HealthyBlue PPO
- IH-POS
- Geisinger Medicare Advantage
- CIGNA PPO
- Choice POS II
- Aetna Advantage 6350
- M.D. IPA Preferred (POS)
- Optima Family Care MCO - VA Medicaid MCO
- CareFirst BlueChoice HMO
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Amerigroup DC Alliance
- IH-Indemnity
- United HealthCare Community Plan - Maryland Health Choice Program
- Erickson Advantage Plans
- UnitedHealthcare and AARP Medicare Complete Plans
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Aetna Managed Choice Open Access (POS)
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- IH-Open Network Only Plus
- CIGNA HMO & Network (HMO)
- Cigna True Choice Plus Medicare (PPO)
- Priority Partners - Maryland Health Choice
- Aetna Elect Choice/ Open Access (POS)
- Aetna Better Health of VA
- Aetna Advantage 5750
- United Medicare Private Fee-for-Service (PFFS) plans
- Private Health Care Systems (PPO)
- Humana Gold Plus HMO
- CareFirst Group Medicare Advantage
- CareFirst NASCO
- Lasso Healthcare - Medicare Medical Savings Account
- WellPoint Maryland - Maryland Health Choice
- Aetna Managed Choice (POS)
- Humana Medicare Advantage - HMO Open Access
- Aetna Worker's Compensation Network
- Coventry Health Care National Network PPO
- AmeriHealth Caritas DC Healthcare Alliance
- Amerigroup DC Healthy Families
- Optimum Choice
- Coventry of Delaware HMO/PPO
- CIGNA HMO Open Access
- Navigate
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Coventry Health Care of Virginia
- IH-HMO
- Options PPO Cardiac Global
- Aetna Premier 200PD
- United Healthcare Choice Plus Cardiac Global
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Cigna Preferred Medicare (HMO)
- Beech Street PPO
- United Healthcare Navigate Cardiac Global
- Network OA
- CareFirst MedStar Select PPO
- IH-Open HMO Option
- IH-POS Plus
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Police and Fire Clinic
- Aetna Classic 5000
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- AMERIVANTAGE/Amerigroup Community Care
Education
Board Certification: American Board of Internal Medicine, Internal Medicine
Fellowship: University of Maryland Medical Center (2020)
Residency: St. Agnes Healthcare-GME (2018)
Medical School: Universidad Del Mayab (2011)