Doctor profile · Federal record
Dr. Katherine Weaver, MD
Psychiatry Physician · Billings, MT
- NPI 1770084220
- 8 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1245 N 29Th St
Billings, MT 591010122
(406) 252-5658
fax (406) 252-4641
Credentials & registration
- NPI registered
- February 2018 — 8 yrs on file
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Montana #61149
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770084220. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
205
Distinct HCPCS
2
Medicare allowed
$20,992
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 133 | 34 | $89 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 72 | 28 | $126 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 93. This provider delivers 2.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,118
Patients
48
Total drug cost
$78,709
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clonazepam | Generic | 171 | 20 | $2,081 |
| Olanzapine | Generic | 164 | 16 | $2,803 |
| Aripiprazole | Generic | 118 | 12 | $23,686 |
| Lamotrigine | Generic | 78 | 0 | $674 |
| Quetiapine Fumarate | Generic | 68 | 0 | $775 |
| Lorazepam | Generic | 65 | 0 | $501 |
| Trazodone Hcl | Generic | 63 | 0 | $2,211 |
| Trintellix (Vortioxetine Hydrobromide) | Brand | 59 | 0 | $36,577 |
| Sertraline Hcl | Generic | 54 | 0 | $1,199 |
| Divalproex Sodium Er (Divalproex Sodium) | Brand | 51 | 0 | $4,192 |
Frequently asked questions
What is Dr. Katherine Weaver's medical specialty?
Dr. Katherine Weaver practices Psychiatry Physician in Billings, MT.
Where does Dr. Katherine Weaver practice?
Dr. Katherine Weaver practices at 1245 N 29Th St, Billings, MT 591010122. Office phone: 4062525658.
What is Dr. Katherine Weaver's NPI?
Dr. Katherine Weaver's National Provider Identifier (NPI) is 1770084220, issued by NPPES.
What procedures does Dr. Katherine Weaver commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.