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

Derry Hallmark

Individual provider Substance Abuse Rehabilitation Facility · NPI 1699174284

Derry Hallmark is a Substance Abuse Rehabilitation Facility in Canadian, Oklahoma. Practices as a sole proprietor. Registered with an NPI since 2014.

In the registry since
2014

Practice location Address checks out

69 Arrowhead Loop
Canadian, OK 74425-5012
Phone: (918) 339-5800
Fax: (918) 339-5832
Show map & directions

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

Specialties & licences

Substance Abuse Rehabilitation Facility (primary) Taxonomy 324500000X

Record details

NPI number1699174284
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedAugust 19, 2014
Last updated in NPPESAugust 19, 2014
Mailing address69 Arrowhead Loop, Canadian, OK 74425-5012

Other providers in Canadian