Howard R Mertz, MD - Medicare Gastroenterology in Nashville, TN

Howard R Mertz, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Nashville, Tennessee. He went to Baylor College Of Medicine and graduated in 1986 and has 38 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Advanced Diagnostic Imaging Pc and his current practice location is 4230 Harding Road, Suite 309 Medical Plaza West, Nashville, Tennessee. You can reach out to his office (for appointments etc.) via phone at (615) 383-0165.

Howard R Mertz is licensed to practice in Tennessee (license number MD0000025618) 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 1649278474.

Contact Information

Howard R Mertz, MD
4230 Harding Road, Suite 309 Medical Plaza West,
Nashville, TN 37205-2013
(615) 383-0165
(615) 292-4657

Map and Direction




Physician's Profile

Full NameHoward R Mertz
GenderMale
SpecialityGastroenterology
Experience38 Years
Location4230 Harding Road, 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:
  • Howard R Mertz attended and graduated from Baylor College Of Medicine in 1986
  NPI Data:
  • NPI Number: 1649278474
  • Provider Enumeration Date: 07/14/2005
  • Last Update Date: 12/16/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 8527254614
  • Enrollment ID: I20110302000373

Medical Identifiers

Medical identifiers for Howard R Mertz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1649278474NPI-NPPES
P00051146OtherTNRAILROAD MEDICARE PIN
Q011232MedicaidTN
3384297MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology MD0000025618 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Tristar Centennial Medical CenterNashville, TNHospital
Saint Thomas West HospitalNashville, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Advanced Diagnostic Imaging Pc7315848140545

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. Howard R Mertz allows following entities to bill medicare on his behalf.
Entity NameAdvanced Diagnostic Imaging Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093741464
PECOS PAC ID: 7315848140
Enrollment ID: O20040115000677

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. Howard R Mertz 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
Howard R Mertz, MD
104 Woodmont Blvd, Suite Ll50,
Nashville, TN 37205-2245

Ph: (615) 386-2361
Howard R Mertz, MD
4230 Harding Road, Suite 309 Medical Plaza West,
Nashville, TN 37205-2013

Ph: (615) 383-0165

Reviews and Comments


Internal Medicine Doctors in Nashville, TN

Megan Desai, M.D.
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Phone: 615-222-6726    Fax: 615-222-3702
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Dr. Evan Zehr, MD
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Spurthi N Bhatt, MD MPH
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Mr. Robert M Johnson, MD
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Phone: 615-340-4611    Fax: 615-340-4658
Mr. John E Anderson, MD
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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.