Harry Stuart Markwell, MD - Medicare Internal Medicine in Florence, SC

Harry Stuart Markwell, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Florence, South Carolina. His current practice location is 506 E Cheves St, Suite 202, Florence, South Carolina. You can reach out to his office (for appointments etc.) via phone at (843) 777-7951.

Harry Stuart Markwell is licensed to practice in South Carolina (license number 16640) 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 1235179854.

Contact Information

Harry Stuart Markwell, MD
506 E Cheves St, Suite 202,
Florence, SC 29506-2616
(843) 777-7951
(843) 777-7981

Map and Direction




Physician's Profile

Full NameHarry Stuart Markwell
GenderMale
SpecialityInternal Medicine - Hematology & Oncology
Location506 E Cheves St, Florence, South Carolina
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1235179854
  • Provider Enumeration Date: 06/08/2006
  • Last Update Date: 02/15/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 5092850933
  • Enrollment ID: I20180612001492

Medical Identifiers

Medical identifiers for Harry Stuart Markwell such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235179854NPI-NPPES
890505IMedicaidNC
900000556OtherSCRAILROAD MEDICARE
TL6120MedicaidSC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 16640 (South Carolina)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. Harry Stuart Markwell allows following entities to bill medicare on his behalf.
Entity NameAlaska Native Tribal Health Consortium
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437189339
PECOS PAC ID: 6709780265
Enrollment ID: O20031125000772

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. Harry Stuart Markwell 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
Harry Stuart Markwell, MD
Po Box 3239,
Florence, SC 29502-3239

Ph: (843) 777-7951
Harry Stuart Markwell, MD
506 E Cheves St, Suite 202,
Florence, SC 29506-2616

Ph: (843) 777-7951

Reviews and Comments


Internal Medicine Doctors in Florence, SC

Dr. Brian Thomas Trezak, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 805 Pamplico Hwy, Florence, SC 29505
Phone: 843-792-1414    
Dr. Harry S. Allen Ii Iii, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 214 W Pine St., Florence, SC 29501
Phone: 843-661-0500    Fax: 843-661-7370
Carolyn Reynolds, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 555 E Cheves St, Florence, SC 29506
Phone: 843-777-2314    Fax: 843-777-5035
Brinda Rakesh Chokshi, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 360 N Irby St, Florence, SC 29501
Phone: 843-667-9414    Fax: 843-667-1362
Francisco Xavier Barrera Echegoyen,
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 360 N Irby St, Florence, SC 29501
Phone: 843-667-9414    Fax: 843-667-1362
Dr. Ifeanyichukwu Madubobi Eruchalu, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 401 E Cheves St, Suite 202, Florence, SC 29506
Phone: 843-777-7863    Fax: 843-777-7873
Prabal K. Guha, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 101 William H. Johnson Street, Suite 600, Florence, SC 29506
Phone: 843-667-1891    Fax: 843-665-2516

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.