Colleen R. Kalmbach, PA
NPI 1912175761ActiveIndividual· Physician Assistant· Newton, NJ
Physician Assistant (PA) with Hamilton Behavioral MD PA, practicing in Newton, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $29,488 for 829 claims, against $1,296 paid for services in 2024.
Overview
| NPI | 1912175761 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Feb 14, 2008 |
| Last updated in NPPES | Nov 4, 2020 |
| Certified by provider | Nov 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 25MP00048500 | NJ |
| Physician Assistant, Medical | 363AM0700X | 006971 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 18 across 5 procedure codes |
| Paid by Medicare | $1,296 |
Part D prescriptions in 2024
| Prescriptions (claims) | 829 · 1,374 30-day fills |
|---|---|
| Patients | 70 |
| Total drug cost | $29,488 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Hamilton Behavioral MD PAParamus, NJ · 31 clinicians
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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