Timothy Guenther, MD - Medicare Cardiac Surgery in Travis Afb, CA

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Timothy Guenther, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Travis Afb, California. He graduated from medical school in 2016 and has 10 years of diverse experience with area of expertise as Cardiac Surgery. He is a member of the group practice Northbay Physicians Surgery Center, Llc and his current practice location is 101 Bodin Cir, Travis Afb, California. You can reach out to his office (for appointments etc.) via phone at (707) 423-3000.

Timothy Guenther is licensed to practice in California (license number 151538) 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 1003261892.

Contact Information

Timothy Guenther, MD
101 Bodin Cir,
Travis Afb, CA 94535-1809
(707) 423-3000
Not Available

Map and Direction




Physician's Profile

Full NameTimothy Guenther
GenderMale
SpecialityCardiac Surgery
Experience10 Years
Location101 Bodin Cir, Travis Afb, California
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:
  • Timothy Guenther graduated from medical school in 2016
  NPI Data:
  • NPI Number: 1003261892
  • Provider Enumeration Date: 04/28/2016
  • Last Update Date: 09/02/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 7113309063
  • Enrollment ID: I20251031003836

Medical Identifiers

Medical identifiers for Timothy Guenther such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003261892NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) 151538 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northbay Medical CenterFairfield, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northbay Physicians Surgery Center, Llc0042122244336

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. Timothy Guenther allows following entities to bill medicare on his behalf.
Entity NameNorthbay Physicians Surgery Center, LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821147786
PECOS PAC ID: 0042122244
Enrollment ID: O20031105000409
Entity NameNorthbay Health Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760283527
PECOS PAC ID: 3274010871
Enrollment ID: O20260127000299

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. Timothy Guenther 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
Timothy Guenther, MD
101 Bodin Cir,
Travis Afb, CA 94535-1809

Ph: Not Available		Timothy Guenther, MD
101 Bodin Cir,
Travis Afb, CA 94535-1809

Ph: (707) 423-3000

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Travis Afb, CA

Curtis Jay Wozniak, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 101 Bodin Circle, 60 Mdg, Travis Afb, CA 94535
Phone: 801-581-4121    

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.