Dr Ruben L Mayer, MD - Medicare Internal Medicine in Columbia, SC

Dr Ruben L Mayer, MD is a medicare enrolled "Internal Medicine" physician in Columbia, South Carolina. He went to University Of South Carolina School Of Medicine and graduated in 1985 and has 39 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Lexington Health Inc and his current practice location is 4540 Trenholm Rd, Columbia, South Carolina. You can reach out to his office (for appointments etc.) via phone at (803) 790-4700.

Dr Ruben L Mayer is licensed to practice in South Carolina (license number 13804) 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 1891755039.

Contact Information

Dr Ruben L Mayer, MD
4540 Trenholm Rd,
Columbia, SC 29206-4462
(803) 790-4700
Not Available

Map and Direction




Physician's Profile

Full NameDr Ruben L Mayer
GenderMale
SpecialityInternal Medicine
Experience39 Years
Location4540 Trenholm Rd, Columbia, South Carolina
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:
  • Dr Ruben L Mayer attended and graduated from University Of South Carolina School Of Medicine in 1985
  NPI Data:
  • NPI Number: 1891755039
  • Provider Enumeration Date: 03/23/2006
  • Last Update Date: 11/09/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 5294873824
  • Enrollment ID: I20091118000637

Medical Identifiers

Medical identifiers for Dr Ruben L Mayer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1891755039NPI-NPPES
GP2807MedicaidSC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 13804 (South Carolina)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Amedisys Home Health Of CamdenCamden, SCHome health agency
Amedisys Home Health Of LexingtonLexington, SCHome health agency
Lexington Medical CenterWest columbia, SCHospital
Prisma Health BaptistColumbia, SCHospital
Prisma Health Baptist ParkridgeColumbia, SCHospital
Prisma Health Richland HospitalColumbia, SCHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Lexington Health Inc2567872070767

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. Dr Ruben L Mayer allows following entities to bill medicare on his behalf.
Entity NameLexington County Health Services District Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1194380600
PECOS PAC ID: 7618871799
Enrollment ID: O20191118002076
Entity NameLexington Health Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710634753
PECOS PAC ID: 2567872070
Enrollment ID: O20201208000922

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. Dr Ruben L Mayer 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
Dr Ruben L Mayer, MD
Po Box 6069,
West Columbia, SC 29171-6069

Ph: () -
Dr Ruben L Mayer, MD
4540 Trenholm Rd,
Columbia, SC 29206-4462

Ph: (803) 790-4700

Reviews and Comments


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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).

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