Mackenzie Millhouse, LCSW
NPI 1598651416 · Clinical Social Worker · Austin, TX
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mackenzie Millhouse, LCSW is a Clinical Social Worker provider in Austin, TX (NPI 1598651416).
Provider details
- NPI number
- 1598651416
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 104629 (TX)
Specialties & taxonomies
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
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2025-06-16
- Last updated
- 2025-06-16
- Certified
- 2025-06-16
Frequently asked questions
- What is Mackenzie Millhouse's NPI number?
- Mackenzie Millhouse's National Provider Identifier (NPI) is 1598651416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mackenzie Millhouse's specialty?
- Mackenzie Millhouse is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mackenzie Millhouse located?
- Mackenzie Millhouse's practice location on file with NPPES is 4900 Mckinney Falls Pkwy, Austin, TX 78744-6222.
- What is Mackenzie Millhouse's phone number?
- The practice phone number listed in the NPPES registry for Mackenzie Millhouse is (512) 386-3500.
- Does Mackenzie Millhouse accept Medicare?
- Mackenzie Millhouse is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mackenzie Millhouse's NPI active?
- Yes — Mackenzie Millhouse's NPI (1598651416) is active in the NPPES registry as of the last update on 2025-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.