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