Isabel Marcano Bonilla, MD| Endocrinology | MedStar Health

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

4.8 out of 5 (438 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
    • Blue Choice Advantage & Healthy Blue (HMO, POS)
    • United Healthcare Options (PPO) (includes Empire PPO, GEHA, Compass Rose)
    • UnitedHealthcare and AARP Medicare Complete Plans/ UHC Group Medicare Advantage Plans HMO, POS, PPO
    • UnitedHealthcare Medicare Adv/Special Needs Plans
    • UHC Community Plan of MD
    • Private Health Care Systems (PHCS) (PPO)
    • Medicare Fee for Service
    • Kaiser Virginia Premier
    • Kaiser PermanenteSelect-Added Choice
    • Kaiser Permanente Signature-Added Choice
    • Kaiser Permanente Signature
    • Kaiser Permanente Select
    • Kaiser Permanente Medicare Plus (Medicare Supplemental Plan)
    • Kaiser Permanente Flexible Choice POS
    • Kaiser MD Medicaid MCO
    • Cigna HealthSpring Medicare Advantage
    • CFBCBS Federal Employee Program (Std/Basic PPO/Blue Focus)
    • CFBCBS EPO
    • Aetna Better Health of Maryland
    • Aetna Innovations: HMO & EPO Plus
    • Select HMO/HealthFund/Health Network
    • Aetna HMO
    • Open POS II
    • Innovation Health: Open POS Plus
    • Choice POS & Choice POS II
    • Aetna Managed Choice Open Access (POS)
    • Open EPO Plus
    • Opoen HMO Option
    • Open HMO
    • Innovation Health: POS
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Innovation Health: Open Network Only Plus
    • Aetna Elect Choice/ Open Access (POS)
    • Innovation Health: POS Plus
    • Aetna Managed Choice (POS)
    • Innovation Health: PPO
    • Aetna Open Choice (PPO)
    • Innovation Health: Indemnity
    • Aetna Traditional Choice (PPO)
    • BlueChoice Open Access
    • CFBCBS Blue Choice Opt Out Open Access
    • HealthyBlue PPO
    • CFBSBC Blue Preferred PPO
    • Choice Fund PPO
    • PPO and PPO Plus
    • CIGNA EPO
    • POS OA & OA Plus
    • Network OA
    • CIGNA HMO Open Access (OA)
    • United Healthcare Choice
    • Mamsi Life & Health (Indem./PPO)
    • Optimum Choice Preferred (POS) & OCI Direct (HMO)
    • M.D. IPA Preferred (POS)
    • M.D. IPA (HMO)
    • United Student Resources
    • United Healthcare Choice Plus
    • United Healthcare Select Plus (POS)
    • United Healthcare Select HMO - EPO/NPP
    • Tricare for Life (Medicare Supplemental Plan)
    • Tricare Prime
    • MedStar Select (MedStar Associates' Plan)
    • MedStar Family Choice - Maryland Health Choice
    • FIRST HEALTH
    • Coventry Health Care National Network PPO
    • First Health PPO
    • Coventry of Delaware HMO/PPO
    • Coventry Health Care of Virginia
    • CIGNA Indemnity
    • Great-West Healthcare POS/CIGNA
    • CIGNA POS/Network POS
    • CIGNA HMO & Network (HMO)
    • CFBCBS (NCA) Indemnity
    • CFBCBS Maryland Indemnity or PPO
    • CFBCBS Maryland Point of Service Plan (MPOS)
    • CFBCBS Blue Choice Opt Out Plus Open Access (POS)
    • CFBCBS BlueChoice HMO
    • Aetna Worker's Compensation Network
    • Aetna Medicare Advantage HMO & PPO Plans
    • Aetna Student Health Insurance
    • Aetna Quality Point of Service (POS)
    • Aetna Elect Choice/ EPO (Aetna Health Fund) Innovation Health: Network Only Plus

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
  • Dec 5, 2023

    Very pleased

  • Dec 4, 2023

    Dr. Marcano was very thorough in her explanations & treatment options for my osteoporosis. Very clear. I felt like she was a teacher! She took her time to patiently answer my questions.

  • Nov 20, 2023

    Outstanding care. Good listener and took my other health concerns into consideration while advising treatment.