Lisa M. Keyser, CLINICAL SOCIAL WORK
NPI 1558563486ActiveIndividual· Social Worker, Clinical· Brewer, ME
Social Worker, Clinical (CLINICAL SOCIAL WORK) with Cornerstone Behavioral Healthcare LLC, practicing in Brewer, Maine. Medicare paid $32,240 for services to 13 patients in 2024.
Overview
| NPI | 1558563486 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CLINICAL SOCIAL WORK |
| Sole proprietor | No |
| NPI issued | Jun 4, 2007 |
| Last updated in NPPES | May 31, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Social Worker, Clinical Primary | 1041C0700X | LC9790 | ME |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Clinical Social Worker (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 400 across 4 procedure codes |
| Paid by Medicare | $32,240 |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Clinical Social Worker |
Medical group
- Cornerstone Behavioral Healthcare LLCWaterville, ME · 30 clinicians
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