
Overview
Marina Polyak is a primary care provider, practicing in Internal Medicine in Grand Blanc, Michigan. Dr. Polyak has been practicing medicine for over 19 years and is rated as an Experienced provider by MediFind in the treatment of Orthostatic Hypotension. Her top areas of expertise are Sepsis, Liver Failure, Multisystem Inflammatory Syndrome in Children (MIS-C), and COVID-19. Dr. Polyak is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
- MEDICARE MAPD
- MEDICARE SNP
Locations
12745 South Saginaw Street, Suite 806, Grand Blanc, MI 48439
Office Of Langnas & Stashefsky
Gary Langnas is a primary care provider, practicing in Internal Medicine and Geriatrics in Madison Heights, Michigan. Dr. Langnas has been practicing medicine for over 41 years and is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Necrosis, Neurotoxicity Syndromes, Lung Metastases, Endoscopy, and Ureteroscopy. Dr. Langnas is currently accepting new patients.
Downriver Medical Associates
Ghazwan Atto is a primary care provider, practicing in Internal Medicine in Wyandotte, Michigan. Dr. Atto has been practicing medicine for over 34 years and is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, Endoscopy, and Gastrostomy. Dr. Atto is currently accepting new patients.
Michigan Academic Hospitalist Group
Subburaman Sivakumar is a primary care provider, practicing in Internal Medicine in Livonia, Michigan. Dr. Sivakumar is rated as a Distinguished provider by MediFind in the treatment of Orthostatic Hypotension. His top areas of expertise are Low Blood Pressure, Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Ureteroscopy, and Endoscopy. Dr. Sivakumar is currently accepting new patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Acute CystitisDr. Polyak isExperienced. Learn about Acute Cystitis.
- Acute Kidney FailureDr. Polyak isExperienced. Learn about Acute Kidney Failure.
- Acute PancreatitisDr. Polyak isExperienced. Learn about Acute Pancreatitis.
- AnemiaDr. Polyak isExperienced. Learn about Anemia.
- ApoplexyDr. Polyak isExperienced. Learn about Apoplexy.
- Atypical PneumoniaDr. Polyak isExperienced. Learn about Atypical Pneumonia.

