Joseph Anthony Demirjian, MD
NPI 1477127512ActiveIndividual· Emergency Medicine· Tucson, AZ
Emergency Medicine (MD) with Emergency Professional Services PC and 1 other group, practicing in Tucson, Arizona. 177 Medicare patients in 2024, $25,578 paid; nearly all of their 236 Part D prescriptions were generic (98%). Lists Banner - University Medical Center Phoenix and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1477127512 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 13, 2021 |
| Last updated in NPPES | Nov 3, 2023 |
| Certified by provider | Nov 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | R78579 | AZ |
| Emergency Medicine | 207P00000X | 71327 | AZ |
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 - Emergency Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 177 |
|---|---|
| Services billed | 318 across 25 procedure codes |
| Paid by Medicare | $25,578 |
Part D prescriptions in 2024
| Prescriptions (claims) | 236 · 267 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $5,266 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical groups
- Emergency Professional Services PCApache Junction, AZ · 108 clinicians
- Ies Arizona PLLCTucson, AZ · 52 clinicians
Hospital affiliations
- Banner - University Medical Center PhoenixPhoenix, AZ
- Banner Estrella Medical CenterPhoenix, AZ
- Tucson Medical CenterTucson, AZ
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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