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DIAMOND D WILLIAMS FNP
NPI 1124868898
Nurse Practitioner - Family in Meridian, MS

Active since May 29, 2024PECOS Enrolled
1818 COLLEGE DR, MERIDIAN, MS 39307(601) 614-2100 Get Directions Write a Review

NPPES record last updated: September 25, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 25, 2024, Jun 22, 2024 (2 updates tracked since 2024).

About Diamond D Williams Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIAMOND D WILLIAMS FNP (NPI 1124868898) is an individual family provider in Meridian, Mississippi, licensed in Mississippi (906734) and active in the NPI registry since May 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124868898
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDIAMOND D WILLIAMSCredential: FNP
Location Address1818 COLLEGE DRMeridian, MS 39307-5721
Mailing Address718 39th Ct EMeridian, MS 39301-1445 · (601) 614-2100
Phone(601) 614-2100
Sole ProprietorNo
Enumeration DateMay 29, 2024
Last NPPES UpdateSeptember 25, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 25, 2024
✔ NPI 1124868898 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MS · 906734
Also ListedRegistered NurseTaxonomy 163W00000X · License 904571 (MS)
1818 COLLEGE DR, Meridian, MS 39307
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diamond D Williams Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Diamond Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Signify Health, LLC
474 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, Mississippi enrollment
  • 202 clinicians in this Medicare group
NPI 1689158487 (469) 466-7007

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 39307 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$80.50 typical visit price
range $51.65 – $159.18
Typical copayment $20.12 (range $12.91 – $39.79)
Most-billed visit code 99203
Established Patient
$92.20 typical visit price
range $16.15 – $129.61
Typical copayment $23.05 (range $4.03 – $32.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SHANA LYNN CARTER NP
Registered Nurse (Psychiatric/Mental Health)
1818 COLLEGE DR
MERIDIAN, MS 39307
Lauderdale County (601) 581-7600

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diamond Williams's NPI number?

The NPI number for Diamond Williams is 1124868898. It was assigned to this individual provider in the NPPES registry on May 29, 2024.

Where is Diamond Williams located?

Diamond Williams practices at 1818 College Dr, Meridian, MS 39307. The listed phone number is (601) 614-2100.

What is Diamond Williams's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Diamond Williams enrolled in Medicare?

Yes. Diamond Williams is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diamond Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diamond Williams reassigns Medicare benefits to Signify Health, LLC (Dallas, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diamond Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Diamond Williams was last updated on September 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.