Diana Dillehay, MSN, FNP-BC
NPI 1841618030 · Family Nurse Practitioner · Nashville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Dillehay, MSN, FNP-BC is a Family Nurse Practitioner provider in Nashville, TN (NPI 1841618030).
Provider details
- NPI number
- 1841618030
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- AP0000018433 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 101 W Broad StSmithville, TN 37166-1915Phone: (615) 318-1220Fax: (615) 318-1159
Registry dates
- Enumerated
- 2014-04-03
- Last updated
- 2023-04-05
- Certified
- 2023-04-05
Frequently asked questions
- What is Diana Dillehay's NPI number?
- Diana Dillehay's National Provider Identifier (NPI) is 1841618030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Dillehay's specialty?
- Diana Dillehay is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Dillehay located?
- Diana Dillehay's practice location on file with NPPES is 3601 the Vanderbilt Clinic, Nashville, TN 37232-1915.
- What is Diana Dillehay's phone number?
- The practice phone number listed in the NPPES registry for Diana Dillehay is (615) 322-3000.
- Does Diana Dillehay accept Medicare?
- Diana Dillehay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Dillehay's NPI active?
- Yes — Diana Dillehay's NPI (1841618030) is active in the NPPES registry as of the last update on 2023-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.