Nathan A. Williamson, MD
Family Medicine Physician · Laurel, MS
Nathan A. Williamson, MD is a family medicine physician with a practice address in Laurel, Mississippi, and NPI 1679585673, issued on Aug 12, 2006. Check the license (Mississippi 09662, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Nathan A. Williamson
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 09662 MS
Self-reported in NPPES; status is on the state search - Practice location
- 1515 Jefferson St, Laurel, MS 39440
- Phone
- (601) 425-4893
- Enumerated
- Aug 12, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (601) 428-8633
- Medicaid ID
- 09552566 MS
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,165 in Mississippi → Look up another NPI →
Also registered at 1515 Jefferson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Dycus, NP-CFamily Nurse Practitioner1568095453
Verify Nathan A. Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 09662Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
48 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of 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.
Nathan A. Williamson among 1,165 family medicine physician records in Mississippi
Nathan A. Williamson, MD is one of 1,165 family medicine physician records with a practice address in Mississippi. 79% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 48% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2007 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 family medicine physician records list a practice address in Laurel
They are 20 of the 623 NPPES records with a practice address in Laurel, and 1,165 family medicine physician records in Mississippi.
All 1,165 in Mississippi → Every provider in Laurel → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- George Bush, MDLaurel, MS 394401093740920
- Jack Evans, MDLaurel, MS 394401396784187
- Julian Grafton, M.D.Laurel, MS 394401568496669
- John Hassell, MDLaurel, MS 394401235178997
- Charles Hollingshead, MDLaurel, MS 394401083657787
- Roger Lott, MDLaurel, MS 394401861417065
- Christopher Mauldin, MDLaurel, MS 394401902831837
- Bharat Patel, M.D.Laurel, MS 394401255353652
Common questions
What is Nathan A. Williamson, MD's NPI number?
Nathan A. Williamson, MD's National Provider Identifier (NPI) is 1679585673, issued on Aug 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nathan A. Williamson, MD located?
The NPPES record lists a practice address at 1515 Jefferson St, Laurel, MS, 39440. Phone: (601) 425-4893. Providers update this record themselves, so call before visiting.
How can I verify Nathan A. Williamson, MD's license?
NPPES lists Mississippi license number 09662, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nathan A. Williamson, MD prescribe under Medicare Part D?
In 2024, Nathan A. Williamson, MD had 48 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.