Martin Keith Williams, MD - Medicare Psychiatry in Smithfield, NC

Martin Keith Williams, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Smithfield, North Carolina. He went to Brody School Of Medicine At East Carolina University and graduated in 1989 and has 35 years of diverse experience with area of expertise as Psychiatry. He is a member of the group practice Johnston County Health Department and his current practice location is 521 N Brightleaf Blvd, Smithfield, North Carolina. You can reach out to his office (for appointments etc.) via phone at (252) 399-2112.

Martin Keith Williams is licensed to practice in North Carolina (license number 39715) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1669420733.

Contact Information

Martin Keith Williams, MD
521 N Brightleaf Blvd,
Smithfield, NC 27577-4407
(252) 399-2112
(252) 399-2132

Map and Direction




Physician's Profile

Full NameMartin Keith Williams
GenderMale
SpecialityPsychiatry
Experience35 Years
Location521 N Brightleaf Blvd, Smithfield, North Carolina
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Martin Keith Williams attended and graduated from Brody School Of Medicine At East Carolina University in 1989
  NPI Data:
  • NPI Number: 1669420733
  • Provider Enumeration Date: 05/04/2006
  • Last Update Date: 06/07/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3678762622
  • Enrollment ID: I20180924000248

Medical Identifiers

Medical identifiers for Martin Keith Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669420733NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 39715 (North Carolina)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Johnston County Health Department822401186117

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. Martin Keith Williams allows following entities to bill medicare on his behalf.
Entity NameJohnston County Health Department
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528157211
PECOS PAC ID: 8224011861
Enrollment ID: O20040612000426

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. Martin Keith Williams 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
Martin Keith Williams, MD
521 N Brightleaf Blvd,
Smithfield, NC 27577-4407

Ph: (919) 989-5500
Martin Keith Williams, MD
521 N Brightleaf Blvd,
Smithfield, NC 27577-4407

Ph: (252) 399-2112

Reviews and Comments


Psychiatry & Neurology Doctors in Smithfield, NC

Uzma S Faheem, M.D
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 509 N Brightleaf Blvd, Smithfield, NC 27577
Phone: 919-938-7558    Fax: 919-934-7554
Dr. Kimberly A Johnson, M.D.
Psychiatry & Neurology
Medicare: May Accept Medicare Assignments
Practice Location: 521 N Brightleaf Blvd, Smithfield, NC 27577
Phone: 919-989-5555    
Dr. James Alexis Macdonald Jr., M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 507 N Brightleaf Blvd, Suite 100, Smithfield, NC 27577
Phone: 919-937-3022    Fax: 919-934-4133
Dr. Marian J Keyser, DO
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 521 N Brightleaf Blvd, Johnston County Mental Health Center, Smithfield, NC 27577
Phone: 919-989-5500    Fax: 919-989-5532
Dr. Kumari Daniel Verghese, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 521 N Brightleaf Blvd, Johnston County Mental Health Center, Smithfield, NC 27577
Phone: 919-989-5500    Fax: 919-989-5532
Ajmal Masood Gilani, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 507 N Brightleaf Blvd Ste 100, Smithfield, NC 27577
Phone: 919-934-3022    Fax: 919-934-4133

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.