Paul A. Sack, MD| Endocrinology Diabetes and Metabolism | MedStar Health
Paul A. Sack

Paul A. Sack, MD
Provider is directly employed by MedStar Health

5 out of 5 (1789 reviews)

Specialties: Endocrinology Diabetes and Metabolism

Languages: English

301-625-1485

About me

Paul A. Sack, MD, has been at MedStar Union Memorial Hospital since 2005 after completing his medical training at the University of Maryland, School of Medicine. He is the Chief in the Division of Endocrinology and Metabolism at MedStar Union Memorial Hospital and Good Samaritan Hospital as well as the MedStar Regional Director for Endocrinology in Baltimore. In addition, he is the President of the MedStar Union Memorial Medical staff after having served as Vice-President from 2020-2022. He is involved in patient care, clinical research, and the education of medical students, residents, and endocrinology fellows.  

Dr. Sack's clinical interests include the management of Type 1 and Type 2 Diabetes, Thyroid Disease, Adrenal Disorders, and Pituitary Diseases. He performs diagnostic thyroid and parathyroid ultrasounds and performs fine needle aspiration of thyroid nodules.  

Dr. Sack currently serves on the Board of the Maryland Chapter of the American Diabetes Association. 

Dr. Sack has been named a Top Doctor in Baltimore magazine for Diabetes Care in 2013, 2016, 2017, 2019, 2020, and 2021.

Clinical areas of focus

  • Cushing's Syndrome Treatment
  • Enterectomy
  • Graves Disease
  • Grave's Disease Treatment
  • Hyperparathyroidism
  • Hyperthyroidism
  • Osteoporosis
  • Subclinical Hypothyroidism
  • Thyroid Storm Surgery
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Conditions and procedures

Conditions I treat

  • Adrenal Crisis
  • Adrenal Gland Disorders (E.G. CUSHING'S SYNDROME, PHEOCHROMOCYTOMA)
  • Adrenal Tumor
  • Bone Density Disorder
  • Breast And Lactation Disorders In Pregnancy
  • Cardiometabolic Disorders
  • Cushing Syndrome
  • Diabetes In Pregnancy
  • Diabetes Mellitus Type 2
  • Disorders Of Pituitary Gland
  • Disorders Of Thyroid
  • Family History Of Malignant Neoplasm
  • Gallbladder Disease
  • Gestational Diabetes
  • Grave's Disease
  • High Cholesterol
  • Hormonal Imbalance
  • Hyperaldosteronism
  • Hyperfunction Of Pituitary Gland
  • Hyperparathyroidism
  • Hyperthyroidism
  • Hypocalcemia
  • Hypoparathyroidism
  • Low Testosterone Levels
  • Malignant Neoplasm Of Endocrine Glands
  • Malignant Neuroendocrine Tumors
  • Multiple Myeloma Of The Spine
  • Nontoxic Goiter
  • Osteoporosis
  • Pituitary Adenoma
  • Poisoning
  • Polycystic Ovary Syndrome
  • Postprocedural Complications
  • Primary Hyperparathyroidism
  • Subclinical Hypothyroidism
  • Thyroid Cancer
  • Thyroid Goiter
  • Thyroid Nodules
  • Thyrotoxic Crisis
  • Vitamin Deficiency
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Procedures I perform

  • A1c Testing
  • Adrenal Hormone Level Testing
  • Celiac Plexus Block
  • Cerebral Fibromuscular Dysplasia Treatment
  • Computerized Tomography (CT) Scan
  • Continuous Glucose Monitoring System
  • Cushing's Syndrome Treatment
  • Dopamine Therapy
  • Enterectomy
  • Gastrointestinal Disease Testing
  • Gastrointestinal Motility Study
  • Glucose Control Management
  • Grave's Disease Treatment
  • Growth Hormone Follow-Up
  • Hormone Replacement Therapy In Menopause
  • Lymphocytosis Treatment
  • Magnetic Resonance Imaging (MRI)
  • Medication Administration And Management
  • Menopausal Libido Decrease Treatment
  • Multiple Endocrine Neoplasia (MEN) Testing
  • Obesity Treatment
  • One-On-One Diabetes Education
  • Oral Medication Therapy For Diabetes
  • Osteoporosis Prevention Treatment
  • Parathyroid Tumor Surgery
  • Pregnancy-Related Hirsutism Management
  • Testicular Ultrasound
  • Thyroid Biopsy
  • Thyroid Hormone Deficiency Treatment
  • Thyroid Storm Surgery
  • Toxic Multinodular Goiter Treatment
  • Transitional Cell Carcinoma Treatment
  • Urinary Incontinence Treatment
  • Vocal Cord Nodules Treatment
  • Weight Management Program
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Practice locations

Distance from Change LocationEnter your Location

200 E 33rd St
Ste 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
    • Private Health Care Systems (PPO)
    • United Medicare Private Fee-for-Service (PFFS) plans
    • United Healthcare Choice Plus
    • Humana Gold Plus HMO
    • CIGNA HMO Open Access
    • Choice Fund PPO
    • Kaiser Permanente Medicare Advantage Signature and Select
    • Aetna Traditional Choice (PPO)
    • CareFirst Blue Card Program
    • Network OA
    • Aetna Advantage 6350PD
    • Anthem Federal Employee Program Basic
    • Kaiser Permanente Select Cardiac Global
    • Aetna Worker's Compensation Network
    • Great-West Healthcare POS/CIGNA
    • Magellan Complete Care of VA - VA Medicaid MCO
    • Sentara Health
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • HumanaChoice Honor's plan PPO
    • United Healthcare Navigate Cardiac Global
    • CareFirst (NCA) Indemnity
    • Aetna Advantage 5750
    • CIGNA Connect EPO
    • CIGNA PPO
    • MedStar Family Choice DC Healthy Families
    • MedStar Family Choice - Maryland Health Choice
    • United HealthCare Community Plan - Maryland Health Choice Program
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • UHC Passport
    • Optimum Choice
    • Select HMO/HealthFund/Health Network
    • CIGNA EPO
    • AmeriHealth Caritas DC Healthcare Alliance
    • Johns Hopkins Advantage MD PLUS PPO
    • Aetna Basic
    • MedStar Family Choice - Maryland Health Choice
    • Aetna Medicare Advantage PFFS Plan
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • Choice POS
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • Aetna Classic 5000PD
    • IH-EPO Plus
    • CareFirst MedStar PPO
    • Anthem BCBS Medi Blue Plus
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • CIGNA PPO Plus
    • Uniformed Services Family Health Plan
    • Aetna Classic 3500
    • Aetna HMO
    • Aetna Signature Administrator PPO/TPA
    • Choice POS II Open Access
    • Aetna Student Health Insurance
    • Aetna Advantage 6350
    • Aetna Classic 5000
    • United Healthcare Select Plus (POS)
    • TriWest Healthcare Alliance
    • United Healthcare Options (PPO)
    • Navigate
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • Choice POS II
    • OA Plus
    • TRICARE for Life East
    • IH-Open HMO Option
    • Anthem BCBS Medi Blue SNP
    • Anthem BCBS of VA HealthKeepers Plus
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • HumanaChoice PPO
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • Kaiser Permanente Select
    • Aetna VA Exchange
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • Aetna Medicare Advantage HMO & PPO Plans
    • AmeriHealth Caritas DC Healthy Families
    • Medicare FFS
    • Coventry of Delaware HMO/PPO
    • Private Fee-for-Service Plans (PFFS)
    • OCI Direct (HMO)
    • Mamsi Life & Health (Indem./PPO)
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • Police and Fire Clinic
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • IH-POS
    • CareFirst Dual Prime HMO-SNP
    • CareFirst EPO
    • Options PPO Cardiac Global
    • UnitedHealthcare Individual Exchange Plans
    • CareFirst Blue Choice Opt Out Open Access
    • CareFirst Group Medicare Advantage
    • HighMark
    • IH-Indemnity
    • TRICARE East Prime
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • Health Services for Children with Special Needs
    • United Healthcare Choice Cardiac Global
    • Employee Health Plan
    • Mamsi Life & Health (Indem./PPO)
    • CareFirst Community Health Plan of MD
    • Advantra Platinum (PPO)
    • IH-POS Plus
    • Aetna Managed Choice Open Access (POS)
    • Blue Choice Advantage
    • Core Essential (HMO)
    • Veterans Affairs Community Care Network
    • Healthy Blue (HMO, POS)
    • TRICARE East Select
    • IH-Open EPO Plus
    • IH-Open Network Only Plus
    • MedStar Family Choice DC Healthcare Alliance
    • IH-Open HMO
    • United Healthcare Choice Plus Cardiac Global
    • IH-Open POS Plus
    • Anthem BCBS of VA HealthKeepers (HMO)
    • Priority Partners - Maryland Health Choice
    • AMERIVANTAGE/Amerigroup Community Care
    • Humana Medicare Advantage - PPO
    • Coventry Health Care National Network PPO
    • Kaiser Maryland Medicaid MCO
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • First Health PPO
    • Humana Medicare Advantage - HMO Open Access
    • Tricare Reserve Select
    • CareFirst Administrators
    • Geisinger Medicare Advantage
    • Aetna Elect Choice/ Open Access (POS)
    • M.D. IPA Preferred (POS)
    • United Student Resources
    • WellPoint Maryland - Maryland Health Choice
    • M.D. IPA (HMO)
    • MedStar Family Choice DC Healthcare Alliance
    • UnitedHealthcare Individual Exchange Plans
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • Cigna Alliance Medicare (HMO)
    • Kaiser Permanente Select - Added Choice
    • CareFirst BlueChoice HMO
    • BlueChoice Open Access
    • Aetna Premier 200PD
    • Kaiser Permanente Medicare Plus
    • Aetna Quality Point of Service (POS)
    • CIGNA SureFit (HMO)
    • Johns Hopkins Advantage MD HMO
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • CareFirst Blue Preferred PPO
    • Cigna Preferred Medicare (HMO)
    • CIGNA Indemnity
    • Kaiser Permanente Flexible Choice 3-tier POS
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • Erickson Advantage Plans
    • UnitedHealthcare and AARP Medicare Complete Plans
    • United Healthcare Community Plan - VA Medicaid MCO
    • Optimum Choice Preferred (POS)
    • United Healthcare Select HMO - EPO/NPP
    • Medicare Direct
    • Aetna Better Health of MD
    • IH-HMO
    • CIGNA POS/Network POS
    • Optima Family Care MCO - VA Medicaid MCO
    • CareFirst Maryland Indemnity or PPO
    • Aetna Managed Choice (POS)
    • HealthyBlue PPO
    • Cigna Achieve Medicare (HMO C-SNP)
    • CIGNA HMO & Network (HMO)
    • Coventry Health Care of Virginia
    • Kaiser Permanente Signature - Added Choice
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • POS OA
    • Maryland Physicians Care MCO
    • NYC Medicare Advantage Plus
    • Johns Hopkins Advantage MD PPO
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • CareFirst MedStar Select PPO
    • Amerigroup DC Healthy Families
    • Lasso Healthcare - Medicare Medical Savings Account
    • IH-Open POS II
    • Choice Care Network/HUMANA (PPO)
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • Cigna True Choice Plus Medicare (PPO)
    • Cigna TotalCare (HMO D-SNP)
    • Kaiser Permanente Signature
    • Aetna Better Health of VA
    • Alterwood Advanatge HMO & DSNP Plans
    • CareFirst FEP Blue Focus
    • DC/MD SHOP QHP Small Business Plans
    • Anthem BCBS Medi Blue Dual Adv
    • MultiPlan, Inc
    • United Healthcare Choice
    • CareFirst NASCO
    • CareFirst Maryland Point of Service Plan
    • Amerigroup DC Alliance
    • First Health PPO
    • Jai Medical Systems - Maryland Health Choice
    • Medicare Advantage - Advantra Value (PPO)
    • Anthem Federal Employee Program Standard
    • IH-Network Only Plus
    • Beech Street PPO
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • Cigna True Choice Medicare (PPO)
    • IH-PPO
    • Aetna Open Choice (PPO)

Videos

Education

Board Certification: American Board of Internal Medicine, Internal Medicine

Fellowship: University of Maryland Medical Center (2005)

Residency: University of Maryland Medical Center (2003)

Medical School: University of Maryland School of Medicine (2000)

Awards

  • 2013, 2016, 2017, 2019, 2020, 2021 Top Doctor, Baltimore magazine

News and publications

  • Damcott CM, Sack P, Shuldiner AR. The genetics of obesity. Endocrinology & Metabolism Clinics of North America. 32(4):761-86, 2003 Dec.
  • Streeten ES, Mohamed A, Ghandi A, Orwig D, Sack P, Sterling R, Pellegrini VD. The Inpatient Consultation Approach to Osteoporosis Treatment in Patients with Fracture. Is Automatic Consultation Needed? The Journal of Bone and Joint Surgery. 88:1968-1974, 2006.
  • Post W, Shen H, Damcott C, Arking DE, Kao WHL, Sack PA, Ryan KA, Chakravarti A, Mitchell BD, Shuldiner AR. Associations between Genetic Variants in the NOS1AP (CAPON) Gene and Cardiac Repolarization in the Old Order Amish. Human Heredity. 64: 214-219, 2007.
  • Roy-Gagnon MH. Weir MR. Sorkin JD. Ryan KA. Sack PA. Hines S. Bielak LF. Peyser PA. Post W. Mitchell BD. Shuldiner AR. Douglas JA. Genetic influences on blood pressure response to the cold pressor test: results from the Heredity and Phenotype Intervention Heart Study. [Journal Article. Research Support, N.I.H., Extramural. Research Support, Non-U.S. Gov't. Research Support, U.S. Gov't, Non-P.H.S.] Journal of Hypertension. 26(4):729-36, 2008 Apr.
  • Mitchell BD. McArdle PF. Shen H. Rampersaud E. Pollin TI. Bielak LF. Jaquish C. Douglas JA. Roy-Gagnon MH. Sack P. Naglieri R. Hines S. Horenstein RB. Chang YP. Post W. Ryan KA. Brereton NH. Pakyz RE. Sorkin J. Damcott CM. O'Connell JR. Mangano C. Corretti M. Vogel R. Herzog W. Weir MR. Peyser PA. Shuldiner AR. The genetic response to short-term interventions affecting cardiovascular function: rationale and design of the Heredity and Phenotype Intervention (HAPI) Heart Study. [Journal Article. Research Support, N.I.H., Extramural. Research Support, Non-U.S. Gov't] American Heart Journal. 155(5):823-8, 2008 May.
  • Evadnie Rampersaud, MSPH, PhD; Braxton D. Mitchell, PhD; Toni I. Pollin, PhD; Mao Fu, PhD; Haiqing Shen, PhD; Jeffery R. O’Connell, PhD; Julie L. Ducharme, MD; Scott Hines, MD; Paul Sack, MD; Rosalie Naglieri, MD; Alan R. Shuldiner, MD; Soren Snitker, MD, PhD. Physical Activity and the Association of Common FTO Gene Variants With Body Mass Index and Obesity. Arch Intern Med. 2008;168(16):1791-1797.
  • Streeten EA. McBride D. Puffenberger E. Hoffman ME. Pollin TI. Donnelly P. Sack P. Morton H. Osteoporosis-pseudoglioma syndrome: description of 9 new cases and beneficial response to Bisphosphonates. Bone. 43(3):584-90, 2008 Sep.
  • Shen H. Herzog W. Drolet M. Pakyz R. Newcomer S. Sack P. Karon H. Ryan KA. Zhao Y. Shi X. Mitchell BD. Shuldiner AR. Aspirin Resistance in healthy drug-naive men versus women (from the Heredity and Phenotype Intervention Heart Study). American Journal of Cardiology. 104(4):606-12, 2009 Aug 15.
  • Elena Forouhar and Paul Sack. Non-traditional therapies for diabetes: Fact or Fiction? Journal of Community Hospital Internal Medicine Perspectives. 2(2), 2012 July 16.
  • Elena Forouhar and Paul Sack. Non-traditional therapies for diabetes: Fact or Fiction? Journal of Community Hospital Internal Medicine Perspectives. 2(2), 2012 July 16.

Ratings and reviews

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

    5
  • Extent to which the care provider listened to you

    5
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.9
  • Provider included you in decisions

    4.9
  • Concern the care provider showed for your questions or worries

    5
  • Likelihood of recommending this care provider to others

    5
  • Sep 30, 2025

    Dr. Sack is an excellent doctor! I wish there were more doctors like him.

  • Sep 26, 2025

    Excellent!

  • Sep 22, 2025

    Dr. Sack is an excellent physician and the best human being I know in medicine.