Martin Keith Williams, MD
Psychiatry Physician · Smithfield, NC
Martin Keith Williams, MD is a psychiatry physician with a practice address in Smithfield, North Carolina, and NPI 1669420733, issued on May 4, 2006. Check the license (North Carolina 39715, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Martin Keith Williams
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 39715 NC
Self-reported in NPPES; status is on the state search - Practice location
- 521 N Brightleaf Blvd, Smithfield, NC 27577
- Phone
- (252) 399-2112
- Enumerated
- May 4, 2006
- Record last updated
- Sep 24, 2025
- Fax
- (252) 399-2132
- Medicare enrollment
- Enrolled (PECOS I20180924000248); may accept Medicare assignment
- Medical or professional school
- Brody School Of Medicine At East Carolina University, 1989
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,725 in North Carolina → Look up another NPI →
Also registered at 521 N Brightleaf Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lindsay Allen, LPC, LCASProfessional Counselor1750457040
- Abdallah Askar, MDPsychiatry Physician1811007867
- Allison Ayers, RNRegistered Nurse1679755706
- Adolpha Bassett, LCSWSocial Worker1841564028
- William Burkey, LCSW, ACSWClinical Social Worker1790894442
- Rhonda Byrd, MSW, LCSW-AClinical Social Worker1508424318
Verify Martin Keith Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 39715Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8.4 times the Medicare Part D claims of the average psychiatry physician in 2024
8,449 Medicare Part D claims for 416 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Trazodone Hcl533 claims
- Clonazepam532 claims
- Quetiapine Fumarate529 claims
- Alprazolam317 claims
- Duloxetine Hcl281 claims
- Buspirone Hcl276 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $46.67
3 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Johnston CountySmithfield, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Martin Keith Williams among 1,725 psychiatry physician records in North Carolina
Martin Keith Williams, MD is one of 1,725 psychiatry physician records with a practice address in North Carolina. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 57% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated1989 · median 2006 among the 744 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 psychiatry physician records list a practice address in Smithfield
They are 11 of the 727 NPPES records with a practice address in Smithfield, and 1,725 psychiatry physician records in North Carolina.
All 1,725 in North Carolina → Every provider in Smithfield → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Abdallah Askar, MDSmithfield, NC 275771811007867
- Hasan Baloch, M.D.Smithfield, NC 275771457432023
- Henry Edmundson, MDSmithfield, NC 275771952529893
- Uzma Faheem, M.DSmithfield, NC 275771033209838
- Sophie Fourniquet, MDSmithfield, NC 275771447888953
- James Groce, MDSmithfield, NC 275771811090566
- Kimberly Johnson, M.D.Smithfield, NC 275771174534978
- Marian Keyser, DOSmithfield, NC 275771306952601
Common questions
What is Martin Keith Williams, MD's NPI number?
Martin Keith Williams, MD's National Provider Identifier (NPI) is 1669420733, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Martin Keith Williams, MD located?
The NPPES record lists a practice address at 521 N Brightleaf Blvd, Smithfield, NC, 27577. Phone: (252) 399-2112. Providers update this record themselves, so call before visiting.
How can I verify Martin Keith Williams, MD's license?
NPPES lists North Carolina license number 39715, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martin Keith Williams, MD prescribe under Medicare Part D?
In 2024, Martin Keith Williams, MD had 8,449 Medicare Part D claims for 416 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.