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
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Beech Street PPO
- HumanaChoice Honor's plan PPO
- Coventry Health Care National Network PPO
- Aetna Advantage 6350
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Tricare Reserve Select
- Aetna Medicare Advantage HMO & PPO Plans
- Anthem Federal Employee Program Basic
- DC/MD SHOP QHP Small Business Plans
- 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
- TriWest Healthcare Alliance
- UHC Passport
- OA Plus
- HumanaChoice PPO
- Network OA
- Anthem Federal Employee Program Standard
- Aetna Student Health Insurance
- Anthem BCBS Medi Blue Dual Adv
- AMERIVANTAGE/Amerigroup Community Care
- Anthem BCBS Medi Blue Plus
- Geisinger Medicare Advantage
- CareFirst Dual Prime HMO-SNP
- United Healthcare Community Plan - VA Medicaid MCO
- United Student Resources
- HighMark
- Anthem BCBS of VA HealthKeepers (HMO)
- CareFirst Federal Employee Program (Std. & Basic PPO)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- CIGNA Connect EPO
- United Healthcare Choice Plus Cardiac Global
- United Healthcare Options (PPO)
- Kaiser Permanente Select - Added Choice
- Kaiser Permanente Medicare Advantage Signature and Select
- United Healthcare Choice Cardiac Global
- Coventry Health Care of Virginia
- IH-Open HMO
- CIGNA HMO & Network (HMO)
- First Health PPO
- UnitedHealthcare Individual Exchange Plans
- Kaiser Permanente Select
- Aetna Classic 3500
- United Healthcare Choice Plus
- Maryland Physicians Care MCO
- Great-West Healthcare POS/CIGNA
- M.D. IPA Preferred (POS)
- CIGNA EPO
- Aetna Advantage 5750
- CareFirst Community Health Plan of MD
- Advantra Platinum (PPO)
- Humana Medicare Advantage - HMO Open Access
- Kaiser Permanente Flexible Choice 3-tier POS
- TRICARE East Prime
- Choice Care Network/HUMANA (PPO)
- Mamsi Life & Health (Indem./PPO)
- Choice POS II Open Access
- 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 Premier 200PD
- Aetna Classic 5000
- 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
- CareFirst Blue Preferred PPO
- Amerigroup DC Healthy Families
- Johns Hopkins Advantage MD PLUS PPO
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- United HealthCare Community Plan - Maryland Health Choice Program
- Cigna True Choice Plus Medicare (PPO)
- Navigate
- Aetna Medicare Advantage PFFS Plan
- Medicare FFS
- MedStar Family Choice DC Healthcare Alliance
- Johns Hopkins Advantage MD PPO
- Priority Partners - Maryland Health Choice
- IH-Open Network Only Plus
- CareFirst Group Medicare Advantage
- Cigna True Choice Medicare (PPO)
- Aetna Better Health of MD
- Police and Fire Clinic
- Choice Fund PPO
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Kaiser Maryland Medicaid MCO
- Kaiser Permanente Signature
- Magellan Complete Care of VA - VA Medicaid MCO
- IH-Open POS II
- IH-Open HMO Option
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Cigna Preferred Medicare (HMO)
- Aetna Open Choice (PPO)
- Health Services for Children with Special Needs
- CareFirst Administrators
- Kaiser Permanente Signature - Added Choice
- CareFirst Blue Choice Opt Out Open Access
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Choice POS
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- Aetna Basic
- United Medicare Private Fee-for-Service (PFFS) plans
- CareFirst Maryland Point of Service Plan
- Uniformed Services Family Health Plan
- CareFirst (NCA) Indemnity
- Choice POS II
- Aetna Managed Choice (POS)
- IH-POS
- TRICARE for Life East
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Sentara Health
- OCI Direct (HMO)
- IH-PPO
- United Healthcare Select HMO - EPO/NPP
- CareFirst MedStar Select PPO
- Kaiser Permanente Select Cardiac Global
- POS OA
- Alterwood Advanatge HMO & DSNP Plans
- Anthem BCBS Medi Blue SNP
- Aetna Signature Administrator PPO/TPA
- Aetna Quality Point of Service (POS)
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Medicare Direct
- Private Fee-for-Service Plans (PFFS)
- CareFirst EPO
- Veterans Affairs Community Care Network
- Kaiser Permanente Medicare Plus
- Cigna TotalCare (HMO D-SNP)
- Cigna Alliance Medicare (HMO)
- IH-Open POS Plus
- Erickson Advantage Plans
- WellPoint Maryland - Maryland Health Choice
- CIGNA SureFit (HMO)
- Blue Choice Advantage
- Healthy Blue (HMO, POS)
- Aetna Better Health of VA
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- CIGNA Indemnity
- Humana Medicare Advantage - PPO
- Select HMO/HealthFund/Health Network
- Lasso Healthcare - Medicare Medical Savings Account
- NYC Medicare Advantage Plus
- Private Health Care Systems (PPO)
- Aetna Advantage 6350PD
- CareFirst Blue Card Program
- AmeriHealth Caritas DC Healthy Families
- Aetna Classic 5000PD
- Employee Health Plan
- IH-Indemnity
- MedStar Family Choice DC Healthy Families
- Aetna Managed Choice Open Access (POS)
- IH-POS Plus
- Coventry of Delaware HMO/PPO
- AmeriHealth Caritas DC Healthcare Alliance
- Jai Medical Systems - Maryland Health Choice
- First Health PPO
- CareFirst BlueChoice HMO
- CareFirst FEP Blue Focus
- Aetna VA Exchange
- CIGNA PPO
- Cigna Achieve Medicare (HMO C-SNP)
- IH-Open EPO Plus
- UnitedHealthcare and AARP Medicare Complete Plans
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Core Essential (HMO)
- Humana Gold Plus HMO
- CareFirst NASCO
- Aetna Elect Choice/ Open Access (POS)
- United Healthcare Select Plus (POS)
- MedStar Family Choice - Maryland Health Choice
- Aetna HMO
- Optimum Choice Preferred (POS)
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- CIGNA PPO Plus
- Kaiser Permanente HMO Plus and DHMO Plus Member
- HealthyBlue PPO
Education
Board Certification: National Committee on Certification of Physician Assistants
Graduate: Mercer University (2022)