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MS. DIANA MARIA ASHLEY RN, FNP
NPI 1407121908
Nurse Practitioner - Family in Rock Hill, SC

Active since March 15, 2012PECOS Enrolled
331 E MAIN ST STE 200, ROCK HILL, SC 29730(301) 809-4000 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ms. Diana Maria Ashley Rn, Fnp NPPES

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

MS. DIANA MARIA ASHLEY RN, FNP (NPI 1407121908) is an individual family provider in Rock Hill, South Carolina, licensed in California (21690) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1407121908
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMS. DIANA MARIA ASHLEYCredential: RN, FNP
Location Address331 E MAIN ST STE 200Rock Hill, SC 29730-5384
Mailing Address135 Starlight LnCottageville, SC 29435-3531 · (843) 513-8990
Phone(301) 809-4000
Sole ProprietorYes
Enumeration DateMarch 15, 2012
Last NPPES UpdateDecember 4, 2025
NPPES CertifiedDecember 4, 2025
✔ NPI 1407121908 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 21690
331 E MAIN ST STE 200, Rock Hill, SC 29730
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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)

Ms. Diana Maria Ashley Rn, 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 Diana Ashley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Signify Health Medical Associates, PLLC
918 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, South Carolina enrollment
  • 311 clinicians in this Medicare group
NPI 1750845863 (972) 715-3800

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 29730 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
$83.18 typical visit price
range $53.57 – $163.84
Typical copayment $20.79 (range $13.39 – $40.96)
Most-billed visit code 99203
Established Patient
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
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 20

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

SALEM ROGERS
Behavior Technician
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (855) 832-6727
DONNA LENAY LOVELL
Behavior Technician
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (855) 832-6727
RELIABLE HOME HEALTHCARE LLC
In Home Supportive Care
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (215) 303-5663
KI'ONA YAHON-DENISE MCCOY
Behavior Technician
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (855) 832-6727
IUMA ALEXIS MARIE BECHT
Behavior Technician
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (855) 832-6727
ELIZABETH A GUIDRY
Behavior Technician
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (855) 832-6727
MRS. ROBYN LEIGH WORSHAM BROWN M.ED, BCBA
Behavior Analyst
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (843) 287-0362
SC MC SPROUT LLC
Behavior Analyst
331 E MAIN ST STE 200
ROCK HILL, SC 29730
York County (833) 991-2368

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 Diana Ashley's NPI number?

The NPI number for Diana Ashley is 1407121908. It was assigned to this individual provider in the NPPES registry on March 15, 2012.

Where is Diana Ashley located?

Diana Ashley practices at 331 E Main St Ste 200, Rock Hill, SC 29730. The listed phone number is (301) 809-4000.

What is Diana Ashley's specialty?

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

Is Diana Ashley enrolled in Medicare?

Yes. Diana Ashley is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Ashley's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Ashley reassigns Medicare benefits to Signify Health Medical Associates, PLLC (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 Diana Ashley'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 Diana Ashley was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.