Tiffany Williams, PHD
NPI 1376819045 · Psychologist · Nashville, TN
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Williams, PHD is a Psychologist provider in Nashville, TN (NPI 1376819045).
Provider details
- NPI number
- 1376819045
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- C1000126 (OH)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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)
- 355 W 16th St Ste 2800Indianapolis, IN 46202-2279Phone: (317) 963-7300Fax: (317) 963-7325
Registry dates
- Enumerated
- 2012-03-28
- Last updated
- 2024-06-12
- Certified
- 2024-06-12
Frequently asked questions
- What is Tiffany Williams's NPI number?
- Tiffany Williams's National Provider Identifier (NPI) is 1376819045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Williams's specialty?
- Tiffany Williams is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Tiffany Williams located?
- Tiffany Williams's practice location on file with NPPES is 4623 Trousdale Dr, Nashville, TN 37204-4584.
- What is Tiffany Williams's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Williams is (615) 301-8431.
- Does Tiffany Williams accept Medicare?
- Tiffany Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Williams's NPI active?
- Yes — Tiffany Williams's NPI (1376819045) is active in the NPPES registry as of the last update on 2024-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.