DIANA DILLEHAY MSN, FNP-BC
NPI 1841618030
Nurse Practitioner - Family in Nashville, TN
About Diana Dillehay Msn, Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANA DILLEHAY MSN, FNP-BC (NPI 1841618030) is an individual family provider in Nashville, Tennessee, licensed in Tennessee (AP0000018433) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and maintains a secondary practice location in Smithville.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Diana Dillehay Msn, Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Diana Dillehay reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Spring Hill, TN 37174
- Reassigned Medicare billing, Tennessee enrollment
- 985 clinicians in this Medicare group
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 37232 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
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 Dillehay's NPI number?
The NPI number for Diana Dillehay is 1841618030. It was assigned to this individual provider in the NPPES registry on April 3, 2014.
Where is Diana Dillehay located?
Diana Dillehay practices at 3601 The Vanderbilt Clinic, Nashville, TN 37232. The listed phone number is (615) 322-3000.
What is Diana Dillehay's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Diana Dillehay enrolled in Medicare?
Yes. Diana Dillehay is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Diana Dillehay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana Dillehay reassigns Medicare benefits to Fast Pace Medical Clinic PLLC (Spring Hill, TN). 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 Dillehay'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 Dillehay was last updated on April 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Diana Dillehay, MSN, FNP-BC · NPI 1841618030
Family physician in Nashville, Tennessee. Individual provider, active in the CMS NPPES registry since April 3, 2014.
## Identity
- **NPI:** 1841618030 (Entity type: Individual)
- **Enumerated:** April 3, 2014
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP0000018433 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 3601 THE VANDERBILT CLINIC, Nashville, TN 37232-1915
- **Phone:** (615) 322-3000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Fast Pace Medical Clinic PLLC (NPI 1134452865, Spring Hill, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 5, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1841618030) · Data from the CMS NPPES public registry.