Mary Caroline Deigert, PAC
NPI 1306890041ActiveIndividual· Physician Assistant· Billings, MT
Physician Assistant (PAC) with Billings Clinic Specialty Supplies and Services, LLC, practicing in Billings, Montana. Their prescriptions cost Medicare Part D more than their services did: $5,121 for 68 claims, against $1,304 paid for services in 2024. Lists Billings Clinic Hospital as a hospital affiliation.
Overview
| NPI | 1306890041 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PAC |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Oct 12, 2023 |
| Certified by provider | Oct 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 450 | MT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 17 |
|---|---|
| Services billed | 26 across 10 procedure codes |
| Paid by Medicare | $1,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 68 · 128 30-day fills |
|---|---|
| Patients | 19 |
| Total drug cost | $5,121 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Billings Clinic Specialty Supplies and Services, LLCBillings, MT · 824 clinicians
Hospital affiliation
- Billings Clinic HospitalBillings, MT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 175 physician assistants in Billings · All physician assistants in Montana