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

Richard David Wallis, PMHNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1336425982

Richard David Wallis, PMHNP is a Psychiatric/Mental Health Nurse Practitioner in Denver, Colorado. Works from 3 locations. Licensed in Colorado and Texas.

Licensed in
CO, TX
In the registry since
2011
Specialties on file
2
What do these letters mean?
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

777 Bannock St
Denver, CO 80204-4597
Phone: (303) 436-6000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 6507 S Santa Fe Dr Bldg 22, Littleton, CO 80120-2910 — (303) 730-8858
  • 1510 W Canal Ct Ste 2500, Littleton, CO 80120-5639 — (303) 798-2196

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence APN.0992126-NP (CO)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence 1866 (TX)

Record details

NPI number1336425982
Entity typeIndividual (Type 1)
GenderMale
Credentials PMHNP
Sole proprietorNo
NPI enumeratedOctober 27, 2011
Last updated in NPPESMarch 2, 2021
Certification dateMarch 2, 2021

Other providers in Denver