William M Merritt, MD - Medicare Gynecological Oncology in Columbia, SC

William M Merritt, MD is a medicare enrolled "Obstetrics & Gynecology - Gynecologic Oncology" physician in Columbia, South Carolina. He went to University Of South Carolina School Of Medicine and graduated in 2001 and has 23 years of diverse experience with area of expertise as Gynecological Oncology. He is a member of the group practice South Carolina Oncology Assoc Pa and his current practice location is 166 Stoneridge Dr, Columbia, South Carolina. You can reach out to his office (for appointments etc.) via phone at (803) 461-3000.

William M Merritt is licensed to practice in Texas (license number M6290) 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 1609070143.

Contact Information

William M Merritt, MD
166 Stoneridge Dr,
Columbia, SC 29210-8239
(803) 461-3000
Not Available

Map and Direction




Physician's Profile

Full NameWilliam M Merritt
GenderMale
SpecialityGynecological Oncology
Experience23 Years
Location166 Stoneridge Dr, 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:
  • William M Merritt attended and graduated from University Of South Carolina School Of Medicine in 2001
  NPI Data:
  • NPI Number: 1609070143
  • Provider Enumeration Date: 06/11/2007
  • Last Update Date: 08/05/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 0042305187
  • Enrollment ID: I20090728000841

Medical Identifiers

Medical identifiers for William M Merritt such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1609070143NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VX0201XObstetrics & Gynecology - Gynecologic Oncology M6290 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Prisma Health BaptistColumbia, SCHospital
Prisma Health Richland HospitalColumbia, SCHospital
Prisma Heath Tuomey HospitalSumter, SCHospital
Mcleod Regional Medical Center-pee DeeFlorence, SCHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
South Carolina Oncology Assoc Pa610373902418

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. William M Merritt allows following entities to bill medicare on his behalf.
Entity NameSouth Carolina Oncology Assoc Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467406918
PECOS PAC ID: 6103739024
Enrollment ID: O20031107000064

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. William M Merritt 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
William M Merritt, MD
Po Box 2046,
West Columbia, SC 29171-2046

Ph: (803) 461-3000
William M Merritt, MD
166 Stoneridge Dr,
Columbia, SC 29210-8239

Ph: (803) 461-3000

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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