Calmistry Mental Health LLC
NPI 1811843758 · Psychiatric/Mental Health Nurse Practitioner · Houston, TX
Calmistry Mental Health LLC is a Psychiatric/Mental Health Nurse Practitioner organization in Houston, TX (NPI 1811843758).
Provider details
- NPI number
- 1811843758
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Tonya Williams, Owner(281) 683-5478
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
Under 1 yr in 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
- 2026-03-04
- Last updated
- 2026-03-04
- Certified
- 2026-03-04
Frequently asked questions
- What is Calmistry Mental Health LLC's NPI number?
- Calmistry Mental Health LLC's National Provider Identifier (NPI) is 1811843758, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Calmistry Mental Health LLC?
- Calmistry Mental Health LLC is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Calmistry Mental Health LLC located?
- Calmistry Mental Health LLC's practice location on file with NPPES is 440 Louisiana St Ste 900, Houston, TX 77002-1062.
- What is Calmistry Mental Health LLC's phone number?
- The practice phone number listed in the NPPES registry for Calmistry Mental Health LLC is (281) 683-5478.
- Who is the authorized official for Calmistry Mental Health LLC?
- The authorized official listed on Calmistry Mental Health LLC's NPPES record is Tonya Williams, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Calmistry Mental Health LLC's NPI active?
- Yes — Calmistry Mental Health LLC's NPI (1811843758) is active in the NPPES registry as of the last update on 2026-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.