William A Shabb, MD - Medicare Anesthesiology in Winchester, VA

William A Shabb, MD is a medicare enrolled "Anesthesiology" physician in Winchester, Virginia. He went to West Virginia University School Of Medicine and graduated in 1981 and has 43 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Winchester Anesthesiologists Inc and his current practice location is 1840 Amherst St, Winchester, Virginia. You can reach out to his office (for appointments etc.) via phone at (540) 536-8000.

William A Shabb is licensed to practice in Virginia (license number 0101037711) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1982669347.

Contact Information

William A Shabb, MD
1840 Amherst St,
Winchester, VA 22601-2808
(540) 536-8000
(540) 536-7780

Map and Direction




Physician's Profile

Full NameWilliam A Shabb
GenderMale
SpecialityAnesthesiology
Experience43 Years
Location1840 Amherst St, Winchester, Virginia
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • William A Shabb attended and graduated from West Virginia University School Of Medicine in 1981
  NPI Data:
  • NPI Number: 1982669347
  • Provider Enumeration Date: 04/19/2006
  • Last Update Date: 03/24/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5092608083
  • Enrollment ID: I20101013000398

Medical Identifiers

Medical identifiers for William A Shabb such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982669347NPI-NPPES
005760798MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 04906 (Virginia)Secondary
207L00000XAnesthesiology 26679 (West Virginia)Secondary
207L00000XAnesthesiology 0101037711 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Winchester Medical CenterWinchester, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Winchester Anesthesiologists Inc509260806783

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. William A Shabb allows following entities to bill medicare on his behalf.
Entity NameWinchester Anesthesiologists Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700841137
PECOS PAC ID: 5092608067
Enrollment ID: O20040204000208

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. William A Shabb is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
William A Shabb, MD
878 Fox Dr,
Winchester, VA 22603-8613

Ph: (540) 662-8336
William A Shabb, MD
1840 Amherst St,
Winchester, VA 22601-2808

Ph: (540) 536-8000

Reviews and Comments


Anesthesiology Doctors in Winchester, VA

Ramsey Sfeir, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1840 Amherst Street, Winchester, VA 22601
Phone: 540-536-8000    
Richard B Batchelet, DO
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1840 Amherst St, Winchester, VA 22603
Phone: 540-536-8000    
Claudia Viens, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1840 Amherst St, Winchester, VA 22601
Phone: 540-536-8000    Fax: 540-536-7780
John E Davis Iii, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 1840 Amherst St, Winchester, VA 22601
Phone: 540-536-8000    
Alison C Hessberg, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 878 Fox Dr, Winchester, VA 22603
Phone: 540-662-8336    Fax: 540-662-8593
Dr. Lynn M Nieman, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 878 Fox Dr, Winchester, VA 22603
Phone: 540-662-8336    Fax: 540-662-8593
Alok Gopal, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 190 Campus Blvd, Ste 420, Winchester, VA 22601
Phone: 540-536-1616    Fax: 540-536-6464

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.