John Allan Barwise, MD - Medicare Anesthesiology in Nashville, TN

John Allan Barwise, MD is a medicare enrolled "Anesthesiology - Critical Care Medicine" physician in Nashville, Tennessee. He graduated from medical school in 1983 and has 41 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Vanderbilt University Medical Center and his current practice location is 3601 Tvc, Nashville, Tennessee. You can reach out to his office (for appointments etc.) via phone at (615) 322-3000.

John Allan Barwise is licensed to practice in Tennessee (license number MD0000030740) 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 1427132547.

Contact Information

John Allan Barwise, MD
3601 Tvc,
Nashville, TN 37232-0001
(615) 322-3000
Not Available

Map and Direction




Physician's Profile

Full NameJohn Allan Barwise
GenderMale
SpecialityAnesthesiology
Experience41 Years
Location3601 Tvc, Nashville, Tennessee
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:
  • John Allan Barwise graduated from medical school in 1983
  NPI Data:
  • NPI Number: 1427132547
  • Provider Enumeration Date: 10/25/2006
  • Last Update Date: 03/22/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 9537055686
  • Enrollment ID: I20040225000545

Medical Identifiers

Medical identifiers for John Allan Barwise such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427132547NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology MD30740 (Tennessee)Secondary
207LC0200XAnesthesiology - Critical Care Medicine MD0000030740 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Vanderbilt University Medical CenterNashville, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Vanderbilt University Medical Center50920234162742

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. John Allan Barwise allows following entities to bill medicare on his behalf.
Entity NameVanderbilt University Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1104202761
PECOS PAC ID: 5092023416
Enrollment ID: O20151006000369

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. John Allan Barwise 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
John Allan Barwise, MD
3841 Green Hills Village Dr Ste 200,
Nashville, TN 37215-2691

Ph: (615) 322-3000
John Allan Barwise, MD
3601 Tvc,
Nashville, TN 37232-0001

Ph: (615) 322-3000

Reviews and Comments


Anesthesiology Doctors in Nashville, TN

John Downing, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 3601 Tvc, Nashville, TN 37232
Phone: 615-322-3000    
Miss Faith Nance, CRNA
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone: 615-322-3000    
Dr. Holly Ende, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1301 Medical Center Dr, 4648 Tvc, Nashville, TN 37232
Phone: 225-936-9765    
Dr. Catherine Jane Coleman, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 110 29th Ave N, Suite 202, Nashville, TN 37203
Phone: 615-327-4304    Fax: 615-327-7940
Katherine Loh, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone: 615-322-3000    
Alan Hoang, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone: 615-322-3000    
Nicholas Wittig, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 110 29th Ave N Ste 201, Nashville, TN 37203
Phone: 615-327-4304    Fax: 615-327-7940

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.