Melissa Jo Williams
Nurse Practitioner · Oxford, MS
Melissa Jo Williams is a nurse practitioner with a practice address in Oxford, Mississippi, and NPI 1245788504, issued on Sep 15, 2016. Check the license (Mississippi 901539, as entered in NPPES) with the Mississippi board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Melissa Jo Williams
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 901539 MS
Self-reported in NPPES; status is on the state search - Practice location
- 2301 S. Lamar Blvd Suite 130, Oxford, MS 38655
- Phone
- (662) 513-1300
- Enumerated
- Sep 15, 2016
- Record last updated
- Sep 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (662) 513-1336
- Medicare enrollment
- Enrolled (PECOS I20161013001578); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,075 in Mississippi → Look up another NPI →
Verify Melissa Jo Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Mississippi board licenses this profession
Search for license 901539Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average nurse practitioner in 2024
107 Medicare Part D claims for 84 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass16 claims
- Doxycycline Hyclate11 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: $37.56
1 payment: food and beverage; the largest payer was Abiomed. The 38,884 providers of this specialty with any payment received $791.64 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 3 group practices
- Mdb Behavioral Health Services LLCVicksburg, MS
- Redmed LLCPontotoc, MS
- Uppal Medical Center LLCGreenville, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Melissa Jo Williams among 1,075 nurse practitioner records in Mississippi
Melissa Jo Williams is one of 1,075 nurse practitioner records with a practice address in Mississippi. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 44% of them.
- NPI issued2016 · 44% of these records are older, 51% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2016 · median 2017 among the 686 with a school on file
- Record last updated2016 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 nurse practitioner records list a practice address in Oxford
They are 21 of the 1,418 NPPES records with a practice address in Oxford, and 1,075 nurse practitioner records in Mississippi.
All 1,075 in Mississippi → Every provider in Oxford → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Anita Box Thomas, CFNPOxford, MS 386551679566822
- Brantley Catlette, NPOxford, MS 386551194178475
- Whitney Crow, FNP-COxford, MS 386551831446806
- Julie EdwardsOxford, MS 386551992111405
- Lauren Gaines, FNPOxford, MS 386551356770697
- Bridgett Green, NP-COxford, MS 386551548633761
- Cassie Hughes Denton Austin, FNPOxford, MS 386551316429434
- Sonquanetta Owens, APNOxford, MS 386551093228272
Common questions
What is Melissa Jo Williams's NPI number?
Melissa Jo Williams's National Provider Identifier (NPI) is 1245788504, issued on Sep 15, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Jo Williams located?
The NPPES record lists a practice address at 2301 S. Lamar Blvd Suite 130, Oxford, MS, 38655. Phone: (662) 513-1300. Providers update this record themselves, so call before visiting.
How can I verify Melissa Jo Williams's license?
NPPES lists Mississippi license number 901539, as entered by the provider. Search the Mississippi board that licenses this profession; the NPPES record confirms identity only.
How much does Melissa Jo Williams prescribe under Medicare Part D?
In 2024, Melissa Jo Williams had 107 Medicare Part D claims for 84 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.