Organization
DIANNA GRANTHAM, P.C.
Active
Organization subpart
No
Provider details
NPI number
Authorized official
DIANNA GRANTHAM (PROVIDER)
(406) 927-6119
Entity
Organization
Contact information
Practice address
501 S 44TH ST W APT 1325, BILLINGS, MT 59106-3916
(406) 927-6119
Mailing address
PO BOX 30864, BILLINGS, MT 59107-0864
Taxonomy
Speciality
Code
Description
License number
State
101YM0800X
Mental Health Counselor
Primary
—
—
Other
Enumeration date
03/25/2026
Last updated
03/25/2026
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