Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
David G Pierce, LCSW
Social Worker in Billings, MT · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255329363
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Registry record
Entity type Individual (Type 1)
Name David G Pierce
Credential LCSW
Sex Male
Practice address 1245 N 29th St, Billings, MT, 59101
Phone (406) 252-5658
Fax (406) 238-3617
Enumeration date Oct 12, 2005
Last updated in NPPES Jun 11, 2009
Taxonomy & licenses
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 70340 | Other | MT | BLUE CROSS BLUE SHIELD |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does David Pierce practice?
The practice location on file with NPPES is in Billings, MT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for David Pierce?
The National Provider Identifier (NPI) for David Pierce is 1255329363, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Janfried Kemmerer Psychiatric/Mental Health Nurse Practitioner · Billings, MT NPI 1932109477 Sally Bates Registered Nurse · Billings, MT NPI 1730175621 South Central Montana Regional Mental Health Center Clinic/Center · Billings, MT NPI 1891781787 Carl Eby Mental Health Counselor · Billings, MT NPI 1033105945 Sandra Lippy Addiction (Substance Use Disorder) Counselor · Billings, MT NPI 1417943390 Vicki Boling Psychiatric/Mental Health Nurse Practitioner · Billings, MT NPI 1396731287 Del Denton Addiction (Substance Use Disorder) Counselor · Billings, MT NPI 1205822194 Carrolyn Pederson Mental Health Counselor · Billings, MT NPI 1548256415
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-06-11.