Sergio A Lizama-Hernandez, MD| Endocrinology Diabetes and Metabolism, Endocrinology | MedStar Health
Clinical areas of focus
- Diabetes Mellitus Type 2
- Disorders Of Thyroid
- Gender Affirming Care
- Lipid Disorders
- Obesity
- Obesity Treatment
- Transgender Care
Conditions and procedures
Conditions I treat
- Acromegaly
- Adrenal Crisis
- Adrenal Mass
- Adrenogenital Disorders
- Adult Osteomalacia
- Bone Disorders
- Congenital Adrenal Hyperplasia
- Cushing Syndrome
- Diabetes Insipidus
- Diabetes Management
- Diabetes Mellitus Due To Underlying Condition
- Diabetes Mellitus Type 2
- Diabetes (TYPE 1)
- Diabetic Ketoacidosis
- Diabetic Nephropathy
- Diabetic Neuropathy
- Diabetic Retinopathy
- Disorders Of Thyroid
- Drug Or Chemical Induced Diabetes Mellitus
- Endocrine Disorders
- Endocrine Hypertension
- Gender Affirming Care
- Gestational Diabetes
- Grave's Disease
- Growth Hormone Deficiency
- High Blood Sugar
- High Cholesterol
- Hirsutism
- Hyperaldosteronism
- Hyperalimentation
- Hyperfunction Of Pituitary Gland
- Hyperglycemia
- Hyperparathyroidism
- Hyperprolactinemia
- Hypertrichosis
- Hypocalcemia
- Hypoglycemia
- Hypoparathyroidism
- Insulin Pump Management
- Insulin Resistance
- Klinefelter Syndrome
- Lipid Disorders
- Long Term Drug Therapy
- Malignant Neoplasm Of Endocrine Glands
- Malnutrition
- Metabolic Syndrome
- Multiple Endocrine Neoplasia
- Musculoskeletal System Complications
- Obesity
- Osteochondropathies
- Osteopenia
- Ovarian Cysts
- Ovarian Dysfunction
- Parathyroid Cancer
- Personal History Of Medical Treatment
- Pituitary Adenoma
- Pituitary Apoplexy
- Pituitary Cancer
- Polycystic Ovary Syndrome
- Polyglandular Dysfunction
- Postmenopausal Osteoporosis
- Prediabetes
- Presence Of Functional Implants
- Primary Hyperparathyroidism
- Proteinuria
- Sex Chromosome Abnormalities, Male Phenotype
- Testicular Dysfunction
- Thyroid Cancer
- Thyroid Nodules
- Thyroid Storm
- Toxic Goiter
- Transgender Care
- Turner Syndrome
- Type 2 Diabetes
- Type 2 Diabetes In Children
- Type 2 Diabetes Mellitus
- Weight Loss
Procedures I perform
- Acromegaly Treatment
- Adrenal Cancer Treatment
- Adrenal Crisis Treatment
- Adrenal Disease Treatment
- Adrenal Disorder Treatment
- Adrenal Gland Cancer Management
- Adrenal Hormone Regulation
- Adrenal Insufficiency Treatment
- Adrenal Surgery
- Aldosteronoma Management
- Automated Insulin Delivery
- Bariatric Nutrition Counseling
- Bariatric Surgery Counseling
- Bariatric Surgery Nutrition Counseling
- Behavioral Health Nutrition Counseling
- Binge Eating Disorder Treatment
- Blood Glucose Correction For High Readings
- Blood Pressure Goal Setting
- Blood Pressure Monitoring
- Carbohydrate Counting For Meal Planning
- Cardiovascular Disease Prevention
- Cardiovascular Health Nutrition Counseling
- Chronic Fatigue Syndrome Nutrition Counseling
- Coronary Artery Disease Nutrition Counseling
- Cushing Syndrome Treatment
- Cushing's Syndrome Treatment
- Cystic Fibrosis Nutrition Counseling
- Depression Nutrition Counseling
- Diabetes Self-Efficacy Assessment
- Diabetes Self-Management
- Diabetic Ketoacidosis Treatment
- Diabetic Retinopathy Nutrition Counseling
- Dietary Assessment
- Dietary Management Of Cushing Syndrome
- Dietary Supplement Counseling
- Dietary Treatment Of Goiter
- Eating For Optimal Energy
- Electrolyte Management
- Endocrine Disorder Treatment
- Endocrine Disorders Treatment
- Endocrine Tumor Treatment
- Endometriosis Nutrition Counseling
- End-Stage Renal Disease Nutrition Counseling
- Endurance Sports Nutrition
- Endurance Sports Nutrition Counseling
- Epigenetic Nutrition Counseling
- Familial Medullary Thyroid Carcinoma (FMTC) Treatment
- Flexibility And Mobility Nutrition Counseling
- Fluid And Electrolyte Management
- Geriatric Nutrition Counseling
- Geriatric Wound Care Nutrition Counseling
- Gestational Diabetes Management
- Gland Disorder Treatment
- Gland Dysfunction Treatment
- Glaucoma Nutrition Counseling
- Glucometer Use
- Goiter Treatment
- Grave's Disease Treatment
- Grave's Orbitopathy Treatment
- Gut Health Nutrition Counseling
- Hashimoto's Thyroiditis Treatment
- Heart Disease Prevention
- High Cholesterol Nutrition Counseling
- Hormone Balancing Nutrition Counseling
- Hormone Imbalance Treatment
- Hormone Replacement Therapy
- Hypercalcemia Nutrition Management
- Hypercalcemia Treatment
- Hyperglycemic Hyperosmolar Nonketotic Syndrome (HHNS) Treatment
- Hyperparathyroidism Dietary Treatment
- Hyperthyroidism Nutrition Counseling
- Hyperthyroidism Treatment
- Hypoparathyroidism Treatment
- Hypothyroidism Treatment
- Insulin Dose Titration
- Insulin Pen Training
- Insulin Resistance Nutrition Counseling
- Insulin Resistance Treatment
- Insulin Syringe Use
- Ketogenic Diet Planning
- Lifestyle Modification
- Meal Planning
- Menopause Nutrition Counseling
- Mind-Body Nutrition Counseling
- Mineral Deficiency Treatment
- Motivational Interviewing
- Multiple Endocrine Neoplasia (MEN) Testing
- Neuroendocrine Disorder Treatment
- Neuroendocrine Tumor Treatment
- Nutrient Deficiency Screening
- Obesity Treatment
- Osteoporosis Nutrition Counseling
- Paraganglioma Treatment
- Parathyroid Biopsy
- Parathyroid Cancer Treatment
- Parathyroid Disease Treatment
- Parathyroid Disorder Treatment
- Parathyroid Hormone Regulation
- Parathyroid Ultrasound
- Perimenopause Nutrition Counseling
- Personalized Meal Planning
- Pheochromocytoma Treatment
- Physical Activity Counseling
- Pituitary Apoplexy Treatment
- Pituitary Biopsy
- Pituitary Cancer Treatment
- Pituitary Disorder Treatment
- Pituitary Disorders Nutrition Counseling
- Pituitary Gland Surgery
- Pituitary Medication Management
- Pituitary Surgery
- Pituitary Tumor Embolization
- Pituitary Tumor Surgery
- Pituitary Tumor Treatment
- Polycystic Ovary Syndrome (PCOS) Treatment
- Post-Operative Nutrition Counseling
- Pre- And Post-Bariatric Surgery Nutrition Counseling
- Pre- And Post-Chemotherapy Nutrition Counseling
- Pregnancy Nutrition Counseling
- Pressure Ulcer Nutrition Counseling
- Primary Hyperparathyroidism Treatment
- Probiotic Therapy
- Prolactinoma Treatment
- Psoriasis Nutrition Counseling
- Relapse Prevention
- Resting Metabolic Rate (RMR) Testing
- Secondary Hyperparathyroidism Treatment
- Sports Nutrition Counseling
- Sports Performance Nutrition Counseling
- Strength Training Nutrition Counseling
- Stress Management For Diabetes
- Stroke Nutrition Counseling
- Surgical Recovery Nutrition Counseling
- Tertiary Hyperparathyroidism Treatment
- Thyroid Acropachy Treatment
- Thyroid Biopsy
- Thyroid Cancer Ablation
- Thyroid Cancer Chemotherapy
- Thyroid Cancer Lymph Node Dissection
- Thyroid Cancer Treatment
- Thyroid Crisis Treatment
- Thyroid Dermopathy Treatment
- Thyroid Disease Management
- Thyroid Disease Treatment
- Thyroid Health Nutrition Counseling
- Thyroid Lymphoma Treatment
- Thyroid Medication Management
- Thyroid Metastasis Treatment
- Thyroid Nodule Treatment
- Thyroid Storm Treatment
- Thyroidectomy
- Vision Loss Prevention
- Vitamin And Mineral Deficiency Treatment
- Vitamin Deficiency Treatment
Practice locations
Distance from Change Location Enter your Location
200 E 33rd St
Ste 551
Baltimore, MD, 21218
5601 Loch Raven Blvd
GHC O'Neill Bldg 2nd Fl
Baltimore, MD, 21239
Insurance
This list represents the major payors accepted by MedStar Health. NOTE: Payor contracts change and not all plans associated with a payor may be covered. Payors may offer multiple plans. If you have a question related to your insurance, please contact your insurance plan directly. Contact information is located on your health insurance ID card. *Denotes limited participation. Specific providers and practices may NOT be participating. Please contact your insurance plan directly.
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List of insurance plans we accept
- Aetna
- CareFirst BlueCross BlueShield of Maryland
- Cigna Health Care
- Kaiser Permanente*
- MedStar Select (Administered by CareFirst)
- United HealthCare
- Aetna
- CareFirst BlueCross BlueShield of Maryland
- Healthspring
- Humana
- Medicare & Railroad Medicare
- United HealthCare
- Aetna Better Health of Maryland *
- Medical Assistance/Medicaid
- MedStar Family Choice MD
- Priority Partners *
- United HealthCare Community Health Plan MD
- Wellpoint MD
- AmeriHealth Caritas
- Health Services For Children With Special Needs (HSCSN)
- Medical Assistance/Medicaid
- MedStar Family Choice DC
- Johns Hopkins Employer Health Programs *
- Johns Hopkins US Family Health Plan *
- MultiPlan
- Private Healthcare Systems
- Tricare/Humana Military
- VA Community Care Network (VACCN)
Education
Board Certification: American Board of Internal Medicine, Endocrinology, Diabetes and Metabolism
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)