Nathan A Williamson, MD - Medicare Family Medicine in Laurel, MS

Nathan A Williamson, MD is a medicare enrolled "Family Medicine" physician in Laurel, Mississippi. His current practice location is 1515 Jefferson St, Laurel, Mississippi. You can reach out to his office (for appointments etc.) via phone at (601) 425-4893.

Nathan A Williamson is licensed to practice in Mississippi (license number 09662) 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 1679585673.

Contact Information

Nathan A Williamson, MD
1515 Jefferson St,
Laurel, MS 39440-4244
(601) 425-4893
(601) 428-8633

Map and Direction




Physician's Profile

Full NameNathan A Williamson
GenderMale
SpecialityFamily Medicine
Location1515 Jefferson St, Laurel, Mississippi
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1679585673
  • Provider Enumeration Date: 08/12/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3870552458
  • Enrollment ID: I20041008000376

Medical Identifiers

Medical identifiers for Nathan A Williamson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1679585673NPI-NPPES
09552566MedicaidMS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 09662 (Mississippi)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. Nathan A Williamson allows following entities to bill medicare on his behalf.
Entity NameFirst Intermed Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669406658
PECOS PAC ID: 5294629895
Enrollment ID: O20040213000105

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. Nathan A Williamson 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
Nathan A Williamson, MD
1515 Jefferson St,
Laurel, MS 39440-4244

Ph: (601) 425-4893
Nathan A Williamson, MD
1515 Jefferson St,
Laurel, MS 39440-4244

Ph: (601) 425-4893

Reviews and Comments


Family Medicine Doctors in Laurel, MS

Carol Richardson,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 103 S 12th Ave, Laurel, MS 39440
Phone: 601-399-1970    
Dr. Charles Aaron Hollingshead, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1220 Jefferson St, Laurel, MS 39440
Phone: 601-426-4739    Fax: 601-399-6281
Dr. Jonathan J Polhemus, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1220 Jefferson St, Laurel, MS 39440
Phone: 601-426-4507    Fax: 601-426-4228
Dr. George R Bush, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 307 S 13th Avenue, Laurel, MS 39440
Phone: 601-649-7600    Fax: 601-649-7628
Dr. Mona Genelle Pernia, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1220 Jefferson St, Laurel, MS 39440
Phone: 601-426-4000    Fax: 601-399-6281
Callissa G Ladner, NP-C
Family Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 1706 W 12th St, Laurel, MS 39440
Phone: 601-369-2028    Fax: 601-649-7805
Dr. Jaishri B Patel, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 212 S 13th Ave, Laurel, MS 39440
Phone: 604-649-3821    Fax: 601-649-3827

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.