Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Calmistry Mental Health LLC

Organization Psychiatric/Mental Health Nurse Practitioner · NPI 1811843758

Calmistry Mental Health LLC is a Psychiatric/Mental Health Nurse Practitioner in Houston, Texas. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

440 Louisiana St Ste 900
Houston, TX 77002-1062
Phone: (281) 683-5478
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X

Record details

NPI number1811843758
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Tonya Williams — Owner · (281) 683-5478
NPI enumeratedMarch 4, 2026
Last updated in NPPESMarch 4, 2026
Certification dateMarch 4, 2026
Mailing address440 Louisiana St Ste 900, Houston, TX 77002-1062

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