Allison Griner Sewell, MMS PA| General Surgery | MedStar Health
Clinical areas of focus
- Choledocholithiasis
- Diaphragmatic Hernia
- Gallstones
- Incisional Hernia
Conditions and procedures
Conditions I treat
- Abdomen, Lower Back, Pelvis, And Genital Open Wound
- Abdominal Adhesions
- Abdominal Cancer
- Abdominal Wall Defects
- Accessory Sinuses Cancer
- Acquired Absence Of Organs
- Acute Cholecystitis
- Acute Pancreatitis
- Appendix Rupture
- Belly Button Hernia
- Biliary Tract Disease
- Body Mass Index
- Boils
- Choledocholithiasis
- Chronic Appendicitis
- Complications From Weight Loss Surgery
- Complications Of Procedures
- Cutaneous Abscess, Furuncle And Carbuncle
- Diaphragmatic Hernia
- Diseases Of Appendix
- Duodenal Ulcer
- Enlarged Thyroid Gland
- Fatty Tumor Near The Intestine
- Gallstones
- Hernia Near A Previous Surgical Scar
- Hernia Near The Groin
- Herniated Stomach
- Hole In The Diaphragm
- Incisional Hernia
- Infected Sweat Gland
- Infected Tooth
- Inflamed Pancreas
- Intestinal Stenosis
- Long Term Drug Therapy
- Mammary Dysplasia
- Obesity
- Ovarian Cysts And Benign Neoplasms
- Pilar Cysts
- Problems After Surgery
- Reaction To Surgery
- Skin And Soft Tissue Infections
- Skin And Subcutaneous Tissue Complications
- Stomach Problems
- Swollen Spleen
- Tendinous Disorders
- Thyroid Nodules
- Trauma To The Abdomen
- Umbilical Hernia In Children
- Ventral Hernia
- Weight Loss Surgery Complications
Procedures I perform
- Abdominal Organ Transplantation
- Abdominal Wall Reconstruction
- Adrenal Surgery
- Amputation
- Aneurysm Repair
- Angioplasty
- Aortic Valve Repair
- Arterial Thrombolysis
- Artificial Liver Therapy
- Atherectomy
- Bladder Neck Reconstruction
- Bladder Stone Removal
- Bone Graft
- Breast Biopsy
- Breast Reconstruction
- Cardiac Surgical Procedures
- Carotid Endarterectomy
- Cervical Lymph Node Dissection
- Cholecystectomy
- Colon Resection
- Colostomy
- Dialysis
- Dialysis Graft Creation
- Diverting Colostomy
- Endovascular Surgery
- Endovenous Laser Therapy
- Enterectomy
- Enterocele Repair
- Enteroenterostomy
- Femoral Nerve Transfer
- Flap Surgery
- Gallbladder Removal
- Ganglion Cyst Excision
- Gastrectomy
- Gastric Artery Embolization
- Gastric Plication
- Gastric Surgery
- Gastric Switch
- Gastroduodenostomy
- Gastrointestinal Tube Placement
- Gastrojejunostomy
- Gastrostomy
- Gelfoam Embolization
- Heel Tendon Repair
- Hemipelvectomy
- Hemorrhoidectomy
- Ileostomy
- Iliopopliteal Bypass
- Inferior Vena Cava Filter Placement
- Intraoperative Frozen Section
- Isolated Limb Perfusion
- Jejunostomy
- Laparoscopic Revision Of Gastric Restrictive Procedure
- Laparoscopic Splenectomy
- Liver Resection
- Liver Transplant
- Lobectomy
- Local Tissue Transfer
- Lumpectomy
- Lymph Node Transfer
- Lymphangiography
- Lymphatic Surgery
- Mastectomy
- Mastopexy
- Melanoma Removal
- Melanoma Resection
- Microwave Ablation
- Neobladder Creation
- Oral Surgery
- Pancreas And Kidney Transplant
- Pancreas Transplant
- Parathyroid Tumor Surgery
- Parotidectomy
- Pelvic Exenteration
- Percutaneous Tumor Chemoembolization
- Prostate Artery Embolization
- Pulmonary Thromboendarterectomy
- Radiofrequency Thermoablation
- Repair Of Anterior Abdominal Hernia
- Retroperitoneal Tumor Removal
- Salvage Surgery
- Sentinel Lymph Node Mapping
- Skin Graft
- Small Bowel Resection
- Small Bowel Transplant
- Spleen Removal
- Splenectomy
- Stent Placement
- Stenting Of An Artery
- Superior Vena Cava Filter Placement
- Surgical Oncology Surgery
- Therasphere Therapy
- Thoracic Duct Embolization
- Thoracostomy
- Thrombolysis
- Thyroidectomy
- Tracheostomy
- Transarterial Embolization
- Transitional Cell Carcinoma Treatment
- Tumor Debulking
- Tumor Embolization
- Tumor Resection
- Uterine Fibroid Embolization
- Varicocele Embolization
- Varicose Vein Stripping
- Varicose Vein Treatment
- Vascular Access Creation
- Vascular Anastomosis
- Vascular Reconstruction
- Vein Sclerotherapy
- Ventral Hernia Repair With Mesh
- Wound Debridement
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
- Optimum Choice
- Beech Street PPO
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Aetna Advantage 6350
- Coventry Health Care National Network PPO
- HumanaChoice Honor's plan PPO
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Tricare Reserve Select
- Aetna Medicare Advantage HMO & PPO Plans
- DC/MD SHOP QHP Small Business Plans
- Anthem Federal Employee Program Basic
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- CareFirst MedStar PPO
- IH-EPO Plus
- CareFirst Maryland Indemnity or PPO
- CIGNA HMO Open Access
- Kaiser Permanente Flexible Choice POS Cardiac Global
- TRICARE East Select
- MultiPlan, Inc
- UHC Passport
- TriWest Healthcare Alliance
- OA Plus
- Aetna Student Health Insurance
- Anthem Federal Employee Program Standard
- Network OA
- HumanaChoice PPO
- AMERIVANTAGE/Amerigroup Community Care
- Anthem BCBS Medi Blue Dual Adv
- Anthem BCBS Medi Blue Plus
- CareFirst Dual Prime HMO-SNP
- Geisinger Medicare Advantage
- United Student Resources
- United Healthcare Community Plan - VA Medicaid MCO
- HighMark
- Anthem BCBS of VA HealthKeepers (HMO)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- CIGNA Connect EPO
- United Healthcare Choice Plus Cardiac Global
- Kaiser Permanente Select - Added Choice
- United Healthcare Options (PPO)
- Kaiser Permanente Medicare Advantage Signature and Select
- United Healthcare Choice Cardiac Global
- IH-Open HMO
- Coventry Health Care of Virginia
- CIGNA HMO & Network (HMO)
- First Health PPO
- Aetna Classic 3500
- Kaiser Permanente Select
- UnitedHealthcare Individual Exchange Plans
- Maryland Physicians Care MCO
- United Healthcare Choice Plus
- Great-West Healthcare POS/CIGNA
- Aetna Advantage 5750
- CIGNA EPO
- M.D. IPA Preferred (POS)
- Advantra Platinum (PPO)
- CareFirst Community Health Plan of MD
- Humana Medicare Advantage - HMO Open Access
- Choice Care Network/HUMANA (PPO)
- TRICARE East Prime
- Kaiser Permanente Flexible Choice 3-tier POS
- Choice POS II Open Access
- Mamsi Life & Health (Indem./PPO)
- Amerigroup DC Alliance
- United Healthcare Choice
- Aetna Traditional Choice (PPO)
- IH-Network Only Plus
- BlueChoice Open Access
- Anthem BCBS of VA HealthKeepers Plus
- Johns Hopkins Advantage MD HMO
- Options PPO Cardiac Global
- IH-HMO
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- CIGNA POS/Network POS
- M.D. IPA (HMO)
- Aetna Classic 5000
- Aetna Premier 200PD
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- Medicare Advantage - Advantra Value (PPO)
- Aetna Worker's Compensation Network
- Optima Family Care MCO - VA Medicaid MCO
- United Healthcare Navigate Cardiac Global
- Amerigroup DC Healthy Families
- CareFirst Blue Preferred PPO
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Johns Hopkins Advantage MD PLUS PPO
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Cigna True Choice Plus Medicare (PPO)
- United HealthCare Community Plan - Maryland Health Choice Program
- Navigate
- Aetna Medicare Advantage PFFS Plan
- MedStar Family Choice DC Healthcare Alliance
- Medicare FFS
- Priority Partners - Maryland Health Choice
- Johns Hopkins Advantage MD PPO
- IH-Open Network Only Plus
- CareFirst Group Medicare Advantage
- Cigna True Choice Medicare (PPO)
- Aetna Better Health of MD
- Police and Fire Clinic
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Choice Fund PPO
- Kaiser Maryland Medicaid MCO
- Kaiser Permanente Signature
- Magellan Complete Care of VA - VA Medicaid MCO
- IH-Open HMO Option
- IH-Open POS II
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Aetna Open Choice (PPO)
- Cigna Preferred Medicare (HMO)
- Health Services for Children with Special Needs
- CareFirst Administrators
- Kaiser Permanente Signature - Added Choice
- CareFirst Blue Choice Opt Out Open Access
- Choice POS
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Aetna Basic
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- CareFirst Maryland Point of Service Plan
- United Medicare Private Fee-for-Service (PFFS) plans
- CareFirst (NCA) Indemnity
- Uniformed Services Family Health Plan
- Choice POS II
- IH-POS
- Aetna Managed Choice (POS)
- TRICARE for Life East
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Sentara Health
- IH-PPO
- OCI Direct (HMO)
- CareFirst MedStar Select PPO
- United Healthcare Select HMO - EPO/NPP
- Kaiser Permanente Select Cardiac Global
- POS OA
- Anthem BCBS Medi Blue SNP
- Alterwood Advanatge HMO & DSNP Plans
- Aetna Signature Administrator PPO/TPA
- Aetna Quality Point of Service (POS)
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Medicare Direct
- CareFirst EPO
- Private Fee-for-Service Plans (PFFS)
- Kaiser Permanente Medicare Plus
- Veterans Affairs Community Care Network
- Cigna TotalCare (HMO D-SNP)
- Cigna Alliance Medicare (HMO)
- IH-Open POS Plus
- Erickson Advantage Plans
- Blue Choice Advantage
- CIGNA SureFit (HMO)
- WellPoint Maryland - Maryland Health Choice
- Aetna Better Health of VA
- Healthy Blue (HMO, POS)
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- CIGNA Indemnity
- Select HMO/HealthFund/Health Network
- Humana Medicare Advantage - PPO
- Lasso Healthcare - Medicare Medical Savings Account
- Aetna Advantage 6350PD
- Private Health Care Systems (PPO)
- NYC Medicare Advantage Plus
- Aetna Classic 5000PD
- AmeriHealth Caritas DC Healthy Families
- CareFirst Blue Card Program
- Employee Health Plan
- IH-Indemnity
- IH-POS Plus
- Aetna Managed Choice Open Access (POS)
- MedStar Family Choice DC Healthy Families
- Coventry of Delaware HMO/PPO
- AmeriHealth Caritas DC Healthcare Alliance
- CareFirst BlueChoice HMO
- First Health PPO
- Jai Medical Systems - Maryland Health Choice
- Aetna VA Exchange
- CareFirst FEP Blue Focus
- CIGNA PPO
- IH-Open EPO Plus
- Cigna Achieve Medicare (HMO C-SNP)
- UnitedHealthcare and AARP Medicare Complete Plans
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Aetna Elect Choice/ Open Access (POS)
- CareFirst NASCO
- Humana Gold Plus HMO
- Core Essential (HMO)
- Aetna HMO
- MedStar Family Choice - Maryland Health Choice
- United Healthcare Select Plus (POS)
- Optimum Choice Preferred (POS)
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- CIGNA PPO Plus
- HealthyBlue PPO
- Kaiser Permanente HMO Plus and DHMO Plus Member
Education
Board Certification: National Committee on Certification of Physician Assistants,
Graduate: Mercer University (2022)