Doctor profile · Federal record
Dr. Peter Callahan, LGSW
Clinical Social Worker · Martinsburg, WV
- NPI 1205834389
- Accepts Medicare
- 20 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1020 Winchester Ave
Martinsburg, WV 254011650
(304) 886-4118
fax (304) 579-8606 - Mailing address
-
Po Box 1074
Martinsburg, WV 254021074
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- November 18, 2019
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- West Virginia #DP09966148
- Medicaid
- WV #3810000505
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205834389. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
245
Distinct HCPCS
2
Medicare allowed
$25,450
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 228 | 23 | $103 | |
90791 |
Psychiatric diagnostic evaluation | 17 | 17 | $113 |
In context: peer comparison
Among 1 peers in Martinsburg Clinical Social Worker, average services per provider: 122. This provider delivers 2.0× the peer median.Frequently asked questions
What is Dr. Peter Callahan's medical specialty?
Dr. Peter Callahan practices Clinical Social Worker in Martinsburg, WV.
Where does Dr. Peter Callahan practice?
Dr. Peter Callahan practices at 1020 Winchester Ave, Martinsburg, WV 254011650. Office phone: 3048864118.
What is Dr. Peter Callahan's NPI?
Dr. Peter Callahan's National Provider Identifier (NPI) is 1205834389, issued by NPPES.
Does Dr. Peter Callahan accept Medicare assignment?
Yes. Dr. Peter Callahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Callahan commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.