Isabel Marcano Bonilla, MD| Endocrinology | MedStar Health
Isabel Marcano Bonilla

Isabel Marcano Bonilla, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (545 reviews)

Specialties: Endocrinology

Languages: Spanish, English

Clinical areas of focus

  • Adrenal Disorders
  • Adrenal Mass
  • Cushing Syndrome
  • Diabetes Mellitus
  • Goiter
  • Grave's Disease
  • Hashimoto Thyroiditis
  • Hypercalcemia
  • Hyperparathyroidism
  • Hyperthyroidism
  • Hypothyroidism
  • Insulin Pump
  • Insulin Resistance
  • Obesity
  • Osteoporosis
  • Pituitary Disorders
  • Pituitary Tumor
  • Polycystic Ovary Syndrome
  • Prediabetes
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Conditions and procedures

Conditions I treat

  • Abnormal Glucose Metabolism
  • Achondroplasia
  • Addison's Disease
  • Adrenal Adenoma
  • Adrenal Atrophy
  • Adrenal Disorders
  • Adrenal Hyperplasia
  • Adrenal Mass
  • Adrenal Neoplasm
  • Adrenal Nodules
  • Adrenogenital Syndrome
  • Androgen Excess
  • Androgen Insensitivity
  • Bartter Syndrome
  • Calcium Metabolism
  • Carcinoid Syndrome
  • Cholesterol Disorders
  • Congenital Adrenal Hyperplasia
  • Congenital Hypothyroidism
  • Conn Syndrome
  • Cushing Syndrome
  • Diabetes Insipidus
  • Diabetes Mellitus
  • Diabetic Coma
  • Diabetic Ketoacidosis
  • Diabetic Nephropathy
  • Diabetic Neuropathy
  • Disorders Of Sexual Differentiation
  • Disorders Of Water Balance
  • Ectopic Hyperparathyroidism
  • Elevated Acth
  • Elevated Growth Hormone
  • Endocrine Complications Of Transplant
  • Endocrine Disorders
  • Familial Dyslipidemia
  • Familial Hyperparathyroidism
  • Familial Hypocalciuric Hypercalcemia
  • Feminizing Syndrome
  • Glucagonoma
  • Glucocorticoid Deficiency
  • Glycogen Storage Disease
  • Goiter
  • Grave's Disease
  • Growth Disorders
  • Growth Hormone Abnormalities
  • Growth Hormone Deficiency
  • Gynecomastia
  • Hashimoto Thyroiditis
  • History Of Pituitary Mass
  • Hurthle Cell Cancer
  • Hyperaldosteronism
  • Hypercalcemia
  • Hyperglycemia
  • Hyperparathyroidism
  • Hyperthyroidism
  • Hypo Thalamic Pituitary Disorder
  • Hypocalcemia
  • Hypoglycemia
  • Hypogonadism
  • Hypoparathyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Inborn Errors Of Metabolism
  • Insulin Resistance
  • Insulinoma
  • Islet Cell Hyperplasia
  • Islet Cell Tumor
  • Low T3
  • Low T4
  • Male Infertility
  • Mccune Albright Syndrome
  • Metabolic Abnormalities
  • Metabolic Bone Diseases
  • Metabolic Disorders (INHERITED)
  • Metabolic Syndrome
  • Moon Facies
  • Morbid Obesity
  • Multiple Endocrine Neoplasia
  • Multiple Endocrine Neoplasia Type 1
  • Multiple Endocrine Neoplasia Type 2
  • Multiple Endocrine Neoplasia Type 2A
  • Multiple Endocrine Neoplasia Type 2B
  • Myxedema
  • Nodular Goiter
  • Non Toxic Goiter
  • Obesity
  • Osteopenia
  • Osteoporosis
  • Ovarian Failure
  • Panhypopituitarism
  • Parathyroid Adenoma
  • Parathyroid Cancer
  • Parathyroid Disease
  • Parathyroid Hyperplasia
  • Parathyroid Mass
  • Pheochromocytoma
  • Pineal Gland Dysfunction
  • Pituitary Adenoma
  • Pituitary Disorders
  • Pituitary Tumor
  • Polycystic Ovary Syndrome
  • Polyglandular Autoimmune Syndrome
  • Prader Willi Syndrome
  • Precocious Puberty
  • Prediabetes
  • Premature Adrenarche
  • Pseudohermaphroditism
  • Pseudohypoparathyroidism
  • Rickets
  • Secondary Amenorrhea
  • Secondary Hyperaldosteronism
  • Short Stature
  • Testicular Dysfunction
  • Testosterone Deficiency
  • Thyroid Cancer
  • Thyroid Cyst
  • Thyroid Disorder
  • Thyroid Nodule
  • Thyroid Orbitopathy
  • Thyroid Storm
  • Thyroiditis
  • Thyrotoxic Exophthalmos
  • Thyrotoxicosis
  • Toxic Diffuse Goiter
  • Toxic Nodular Goiter
  • Type 1 Diabetes
  • Type 2 Diabetes
  • Virilizing Syndrome
  • Vitamin D Deficiency
  • Weight Problem
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Procedures I perform

  • Bioidentical Hormone Replacement Therapy
  • Diabetes Education
  • Fine Needle Aspiration Of Thyroid
  • Insulin Pump
  • Radioiodine Therapy
  • Testosterone Replacement Therapy
  • Thyroid Function Blood Panel
  • Thyroid Ultrasound
  • Ultrasound Guided Thyroid Biopsy
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Practice locations

Distance from Change LocationEnter your Location

3001 South Hanover Street
Outpatient Center Ste 102
Baltimore, MD, 21225

410-350-2555

Fax 410-354-1858

Get Directions

miles away

Fax 410-354-1858

200 East 33rd Street
Suite 551
Baltimore, MD, 21218

410-554-4511

Fax 410-554-6490

Get Directions

miles away

Fax 410-554-6490

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.

  • List of insurance plans we accept
    • HumanaChoice Honor’s plan PPO
    • Kaiser Medicare Plus
    • Aetna Managed Choice Open Access (POS)
    • MedStar Family Choice DC Healthcare Alliance
    • Cigna True Choice Plus Medicare (PPO)
    • Tricare East Prime
    • I-SNP
    • Kaiser Flexible Choice
    • MedStar Family Choice DC Healthy Families
    • Cigna Indemnity
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • United Choice
    • Medicaid - District of Columbia
    • United Erickson Advantage Plans
    • United Select Plus (POS)
    • Beech Street PPO
    • Carefirst BlueChoice Open Access
    • Kaiser Select-Added Choice
    • Tricare for Life East
    • Aetna Open HMO/Open HMO Option/Open EPO Plus
    • Aetna Select HMO/HealthFund/Health Network
    • CareFirst Maryland Indemnity or PPO
    • CareFirst Administrators
    • United Community Plan - Maryland Health Choice Program
    • Kaiser Permanente Signature-Added Choice
    • HealthyBlue PPO
    • CareFirst (NCA) Indemnity
    • Kaiser Medicare Advantage Signature and Select
    • Cigna EPO
    • United Optimum Choice
    • Cigna HMO Open Access
    • United MD IPA (HMO)
    • Cigna Preferred Medicare
    • Kaiser HMO Plus and DHMO Plus Member
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • Cigna TotalCare (HMO D-SNP)
    • Cigna Network Open Access
    • United Select HMO - EPO/NPP
    • Cigna POS Open Access & Open Access Plus
    • Uniformed Services Family Health Plan (USFHP)
    • Veterans Affairs Community Care Network (VA CCN)
    • Aetna HMO-Open Access/Select OA
    • Aetna HealthFund/Health Network Option OA
    • United Choice Plus
    • Carefirst BlueChoice Opt Out Open Access
    • Virginia Premier
    • CareFirst Blue Card Program (Out-of-area BCBS plans)
    • CareFirst Group Medicare Advantage
    • Innovation Health: PPO
    • Employee Health Plan (EHP)
    • United Nursing Home Plan (C-SNP
    • Carefirst EPO
    • Aetna Elect Choice/ Open Access (POS)
    • Veterans Affairs Community Care Network
    • Cigna PPO and PPO Plus
    • United MD IPA Preferred (POS)
    • Kaiser Signature
    • HumanaChoice PPO
    • United Group Medicare Advantage Plans
    • Innovation Health: Indemnity
    • Cigna Alliance Medicare (HMO) |
    • Aetna Open Choice (PPO)
    • Cigna Achieve Medicare (HMO C-SNP)
    • Traditional Medicare Fee for Service
    • Innovation Health: HMO & EPO Plus
    • Aetna Choice POS & Choice POS II
    • Maryland Point of Service Plan (MPOS)
    • Medicaid - Virginia
    • Cigna POS/Network POS
    • Carefirst Healthy Blue (HMO/POS)
    • Carefirst BlueChoice HMO
    • United Student Resources
    • Cigna Choice Fund PPO
    • Innovation Health: POS
    • Aetna Signature Administrator PPO/TPA
    • United AARP Medicare Complete
    • Kaiser Select
    • Cigna True Choice Medicare (PPO)
    • Aetna Student Health Insurance
    • CareFirst MedStar PPO
    • United GEHA (for all other states) Compass Rose
    • Cigna HMO & Network (HMO)
    • Priority Partners - Maryland Health Choice
    • United Mamsi Life & Health
    • Health Services for Children with Special Needs (HSCSN)
    • United Core Essential (HMO)
    • Tricare Reserve Select
    • Innovation Health: POS Plus
    • Aetna Medicare Advantage HMO & PPO Plans
    • Medicaid - Maryland
    • CareFirst BC/BS Advantage Core/Enhanced
    • Aetna Managed Choice (POS)
    • Federal Employee Program (Std/Basic PPO/Blue Focus)
    • United Optimum Choice Preferred (POS) & OCI Direct (HMO)
    • United Options (PPO) (includes Empire PPO)
    • D-SNP)
    • WellPoint Maryland
    • CareFirst MedStar Select PPO
    • Carefirst Blue Preferred PPO
    • United Golden Rule
    • United Navigate
    • United Medicare Advantage DSNP District of Columbia
    • UnitedHealthcare Individual Exchange Plans
    • Private Health Care Systems (PHCS) (PPO)
    • Innovation Health: Open POS Plus
    • Tricare East Select
    • Innovation Health: Open Network Only Plus
    • Innovation Health: Open POS II
    • Aetna Traditional Choice (PPO)
    • CareFirst NASCO
    • Aetna HMO
    • Police and Fire Clinic
    • Carefirst BlueChoice Opt Out Plus Open Access (POS)
    • WellPoint Maryland - Maryland Health Choice
    • Innovation Health: Network Only Plus
    • Aetna Quality Point of Service (POS)
    • MedStar Family Choice - Maryland Health Choice
    • Coventry Health Care National Network PPO
    • First Health PPO
    • Coventry of Delaware HMO/PPO
    • Coventry Health Care of Virginia
    • Great-West Healthcare POS/CIGNA

Education

Board Certification: American Board of Internal Medicine, Internal Medicine

Board Certification: American Board of Internal Medicine, Endocrinology Diabetes and Metabolism

Fellowship Program: University of Maryland Medical Center (2020)

Residency Program: Temple University Hospital (2018)

Medical School: University of Puerto Rico School of Medicine (2015)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.8
  • Extent to which the care provider listened to you

    4.8
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.8
  • Care provider’s efforts to include you in decisions about your care

    4.8
  • Concern the care provider showed for your questions or worries

    4.8
  • Likelihood of recommending this care provider to others

    4.8
  • Apr 24, 2024

    Good

  • Apr 21, 2024

    Dr. Marcano is very down to earth easy to talk to and non-judgmental

  • Apr 3, 2024

    Enjoyed speaking to her. She had brushed up on information from my previous doctor and the continuation of services seem to be as expected.