Chantal O'Brien, MD
NPI 1124165402ActiveIndividual· Psychiatry & Neurology, Pain Medicine· Aurora, CO
Psychiatry & Neurology, Pain Medicine (MD) in Aurora, Colorado, trained at University of Colorado School of Medicine, Denver (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $1,446,469 for 2,602 claims, against $19,955 paid for services in 2024.
Overview
| NPI | 1124165402 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 30, 2007 |
| Last updated in NPPES | Apr 16, 2021 |
| Certified by provider | Apr 16, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Pain Medicine Primary | 2084P2900X | DR.0047116 | CO |
| Psychiatry & Neurology, Neurology | 2084N0400X | 47116 | CO |
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 - Pain Management (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 114 |
|---|---|
| Services billed | 268 across 15 procedure codes |
| Paid by Medicare | $19,955 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,602 · 4,254 30-day fills |
|---|---|
| Patients | 208 |
| Total drug cost | $1,446,469 |
| Generic share | 62% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Denver |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Pain Management |
| Secondary specialties | Neurology |
| Telehealth | Offers telehealth |
Medical group
- University Physicians IncorporatedAurora, CO · 3,215 clinicians
Hospital affiliations
- Uch-Memorial Health SystemColorado Springs, CO
- Uchealth Highlands Ranch HospitalHighlands Ranch, CO
- University of Colorado Hospital AuthorityAurora, CO
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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