Paul A. Sack, MD| Endocrinology Diabetes and Metabolism, Internal Medicine | MedStar Health
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. He served as the Chief of the Medical Staff at MedStar Union Memorial Hospital from 2022-2025. 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 previously served on the Community Leadership Board for the Maryland Chapter of the American Diabetes Association from 2017-2024. He joined the MedStar Union Memorial Hospital Board of Directors in 2026
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
Conditions and procedures
Conditions I treat
- Adrenal Crisis
- Adrenal Gland Disorders (E.G. CUSHING'S SYNDROME, PHEOCHROMOCYTOMA)
- Adrenal Tumor
- Bone Density Disorder
- 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
- 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
Procedures I perform
- A1c Testing
- Celiac Plexus Block
- Continuous Glucose Monitoring System
- Cushing's Syndrome Treatment
- Dopamine Therapy
- Enterectomy
- Glucose Control Management
- Grave's Disease Treatment
- Growth Hormone Follow-Up
- Hormone Replacement Therapy In Menopause
- Lymphocytosis Treatment
- 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
Practice locations
Distance from Change Location Enter your Location
200 E 33rd St
Ste 551
Baltimore, MD, 21218
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 Choice Plus
- UHC Passport
- CareFirst Group Medicare Advantage
- Aetna Elect Choice/ Open Access (POS)
- Aetna Better Health of MD
- Beech Street PPO
- Magellan Complete Care of VA - VA Medicaid MCO
- Geisinger Medicare Advantage
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- POS OA
- Aetna Classic 5000PD
- CareFirst EPO
- IH-HMO
- Cigna Achieve Medicare (HMO C-SNP)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Aetna HMO
- Kaiser Permanente Medicare Plus
- IH-Open POS II
- CIGNA HMO Open Access
- Aetna Classic 3500
- IH-Open EPO Plus
- CareFirst MedStar Select PPO
- CIGNA Connect EPO
- CIGNA EPO
- United Healthcare Select Plus (POS)
- United Healthcare Choice
- Maryland Physicians Care MCO
- Optimum Choice Preferred (POS)
- Kaiser Permanente Select - Added Choice
- CareFirst Federal Employee Program (Std. & Basic PPO)
- TRICARE East Prime
- Select HMO/HealthFund/Health Network
- Erickson Advantage Plans
- Uniformed Services Family Health Plan
- Advantra Platinum (PPO)
- TRICARE East Select
- Anthem BCBS Medi Blue Plus
- Employee Health Plan
- Choice Care Network/HUMANA (PPO)
- CIGNA PPO
- Aetna Better Health of VA
- Police and Fire Clinic
- NYC Medicare Advantage Plus
- Aetna Quality Point of Service (POS)
- CIGNA SureFit (HMO)
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- CareFirst Administrators
- Optimum Choice
- Anthem Federal Employee Program Standard
- HealthyBlue PPO
- WellPoint Maryland - Maryland Health Choice
- Private Fee-for-Service Plans (PFFS)
- BlueChoice Open Access
- CareFirst Blue Preferred PPO
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- MultiPlan, Inc
- Aetna VA Exchange
- Medicare Advantage - Advantra Value (PPO)
- Aetna Signature Administrator PPO/TPA
- Coventry Health Care of Virginia
- CareFirst Blue Card Program
- Choice Fund PPO
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Tricare Reserve Select
- Sentara Health
- CareFirst MedStar PPO
- CareFirst Maryland Indemnity or PPO
- Private Health Care Systems (PPO)
- United Medicare Private Fee-for-Service (PFFS) plans
- TriWest Healthcare Alliance
- OA Plus
- Cigna Alliance Medicare (HMO)
- OCI Direct (HMO)
- IH-Indemnity
- Aetna Medicare Advantage HMO & PPO Plans
- HighMark
- CareFirst Dual Prime HMO-SNP
- Cigna Preferred Medicare (HMO)
- CareFirst Blue Choice Opt Out Open Access
- HumanaChoice PPO
- Johns Hopkins Advantage MD HMO
- Aetna Managed Choice (POS)
- Kaiser Maryland Medicaid MCO
- IH-PPO
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Healthy Blue (HMO, POS)
- CareFirst NASCO
- Johns Hopkins Advantage MD PPO
- United Healthcare Options (PPO)
- CIGNA POS/Network POS
- Choice POS
- First Health PPO
- TRICARE for Life East
- United Healthcare Community Plan - VA Medicaid MCO
- Amerigroup DC Healthy Families
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Kaiser Permanente Medicare Advantage Signature and Select
- IH-POS
- CIGNA Indemnity
- CIGNA HMO & Network (HMO)
- Coventry of Delaware HMO/PPO
- AMERIVANTAGE/Amerigroup Community Care
- MedStar Family Choice DC Healthcare Alliance
- Core Essential (HMO)
- IH-Open HMO
- CareFirst FEP Blue Focus
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Amerigroup DC Alliance
- CareFirst (NCA) Indemnity
- Aetna Advantage 5750
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- IH-Open Network Only Plus
- Optima Family Care MCO - VA Medicaid MCO
- Aetna Traditional Choice (PPO)
- Anthem BCBS Medi Blue SNP
- DC/MD SHOP QHP Small Business Plans
- IH-POS Plus
- Humana Medicare Advantage - HMO Open Access
- Aetna Medicare Advantage PFFS Plan
- First Health PPO
- MedStar Family Choice - Maryland Health Choice
- M.D. IPA Preferred (POS)
- Aetna Advantage 6350
- Kaiser Permanente Signature
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- UnitedHealthcare Individual Exchange Plans
- United Healthcare Navigate Cardiac Global
- Coventry Health Care National Network PPO
- Aetna Managed Choice Open Access (POS)
- Lasso Healthcare - Medicare Medical Savings Account
- Mamsi Life & Health (Indem./PPO)
- Veterans Affairs Community Care Network
- CareFirst Maryland Point of Service Plan
- Medicare Direct
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Aetna Student Health Insurance
- AmeriHealth Caritas DC Healthcare Alliance
- Kaiser Permanente Select Cardiac Global
- IH-Open POS Plus
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Anthem BCBS of VA HealthKeepers (HMO)
- Anthem Federal Employee Program Basic
- Humana Gold Plus HMO
- Health Services for Children with Special Needs
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Choice POS II Open Access
- M.D. IPA (HMO)
- United Healthcare Choice Plus Cardiac Global
- Cigna TotalCare (HMO D-SNP)
- Humana Medicare Advantage - PPO
- Aetna Advantage 6350PD
- Cigna True Choice Medicare (PPO)
- HumanaChoice Honor's plan PPO
- MedStar Family Choice DC Healthy Families
- IH-EPO Plus
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Anthem BCBS Medi Blue Dual Adv
- CareFirst Community Health Plan of MD
- Aetna Worker's Compensation Network
- UnitedHealthcare and AARP Medicare Complete Plans
- Alterwood Advanatge HMO & DSNP Plans
- AmeriHealth Caritas DC Healthy Families
- Kaiser Permanente Signature - Added Choice
- United Student Resources
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Options PPO Cardiac Global
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Blue Choice Advantage
- Medicare FFS
- Kaiser Permanente Flexible Choice 3-tier POS
- CIGNA PPO Plus
- Kaiser Permanente Select
- Choice POS II
- Anthem BCBS of VA HealthKeepers Plus
- Navigate
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Aetna Premier 200PD
- Aetna Open Choice (PPO)
- Johns Hopkins Advantage MD PLUS PPO
- United HealthCare Community Plan - Maryland Health Choice Program
- IH-Open HMO Option
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Network OA
- United Healthcare Select HMO - EPO/NPP
- Aetna Basic
- IH-Network Only Plus
- Great-West Healthcare POS/CIGNA
- Cigna True Choice Plus Medicare (PPO)
- Priority Partners - Maryland Health Choice
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Aetna Classic 5000
- CareFirst BlueChoice HMO
- Jai Medical Systems - Maryland Health Choice
- United Healthcare Choice Cardiac Global
Videos
Education
Board Certification: American Board of Internal Medicine, Endocrinology, Diabetes and Metabolism
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
Hospital affiliations
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.