Mr Wallace R Mcgrew, MD - Medicare Internal Medicine in Nashville, TN

Mr Wallace R Mcgrew, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Nashville, Tennessee. His current practice location is 330 23rd Ave N Ste 300, Suite 300, Nashville, Tennessee. You can reach out to his office (for appointments etc.) via phone at (615) 342-5900.

Mr Wallace R Mcgrew is licensed to practice in Tennessee (license number MD13612) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1629063854.

Contact Information

Mr Wallace R Mcgrew, MD
330 23rd Ave N Ste 300, Suite 300,
Nashville, TN 37203-1690
(615) 342-5900
(615) 342-6084

Map and Direction




Physician's Profile

Full NameMr Wallace R Mcgrew
GenderMale
SpecialityInternal Medicine - Gastroenterology
Location330 23rd Ave N Ste 300, Nashville, Tennessee
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1629063854
  • Provider Enumeration Date: 09/14/2005
  • Last Update Date: 06/11/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 6507993110
  • Enrollment ID: I20100429000688

Medical Identifiers

Medical identifiers for Mr Wallace R Mcgrew such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1629063854NPI-NPPES
3199910MedicaidTN
6477311200MedicaidKY
100015681OtherTNRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology MD13612 (Tennessee)Primary

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. Mr Wallace R Mcgrew allows following entities to bill medicare on his behalf.
Entity NameColumbia Medical Group - The Frist Clinic Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679560023
PECOS PAC ID: 7517854508
Enrollment ID: O20040303000956

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. Mr Wallace R Mcgrew 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
Mr Wallace R Mcgrew, MD
330 23rd Ave N Ste 300, Suite 300,
Nashville, TN 37203-1690

Ph: (615) 342-5900
Mr Wallace R Mcgrew, MD
330 23rd Ave N Ste 300, Suite 300,
Nashville, TN 37203-1690

Ph: (615) 342-5900

Reviews and Comments


Internal Medicine Doctors in Nashville, TN

Megan Desai, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 4220 Harding Pike, Nashville, TN 37205
Phone: 615-222-6726    Fax: 615-222-3702
Harrison Klause,
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone: 615-322-3000    
John N Bowers, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 4230 Harding Pike Ste 500, Nashville, TN 37205
Phone: 629-255-2493    Fax: 629-255-4266
Dr. Evan Zehr, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 1161 21st Ave S, Nashville, TN 37232
Phone: 615-322-6943    
Spurthi N Bhatt, MD MPH
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 3601 The Vanderbilt Clinic, Nashville, TN 37232
Phone: 615-322-3000    
Mr. Robert M Johnson, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 2410 Patterson St, Suite 106, Nashville, TN 37203
Phone: 615-340-4611    Fax: 615-340-4658
Mr. John E Anderson, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 2400 Patterson St, Suite 400, Nashville, TN 37203
Phone: 615-342-5900    Fax: 615-342-5912

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.