Individual provider · Type 1 NPI

Gary A. Haag, DO

Anesthesiology Physician · Winchester, VA

NPI number 1801868237 Active

Practice location

1840 Amherst St
Winchester, VA 22603

Call (540) 536-8000 Map

Mailing address

PO Box 3295
Winchester, VA 22604-2495

Specialties and licenses

TaxonomyCodeLicense
Anesthesiology Physician Primary 207L00000XH38515 (MD)
Anesthesiology Physician 207L00000X0102201159 (VA)

Anesthesiology Physician: An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provi…

Another provider at this address

Other anesthesiology physician providers in Winchester

See all in Winchester →

About NPI 1801868237

Gary A. Haag, DO's National Provider Identifier is 1801868237, issued on Feb 1, 2006. The primary taxonomy on file is Anesthesiology Physician (207L00000X), and the practice location is in Winchester, VA. The record was last updated on Jul 13, 2026.