Joseph Ahlstrom Chiara, M.D.
NPI 1912113085ActiveIndividual· Otolaryngology· Phoenix, AZ
Otolaryngology (M.D.) in Phoenix, Arizona, trained at Saint Louis University School of Medicine (class of 2005). 360 Medicare patients in 2024, $96,971 paid; nearly all of their 818 Part D prescriptions were generic (98%). Inspire Medical Systems, Inc. was the largest of 3 companies reporting payments in 2025, $410.67 in all, mostly food and beverage.
Overview
| NPI | 1912113085 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 15, 2007 |
| Last updated in NPPES | Jun 19, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 46992 | AZ |
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 - Otolaryngology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 360 |
|---|---|
| Services billed | 1,515 across 77 procedure codes |
| Paid by Medicare | $96,971 |
Part D prescriptions in 2024
| Prescriptions (claims) | 818 · 1,064 30-day fills |
|---|---|
| Patients | 328 |
| Total drug cost | $19,509 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Otolaryngology |
Medical group
- North Valley Ear Nose and Throat Associates PCPhoenix, AZ · 6 clinicians
Hospital affiliation
- Honorhealth Deer Valley Medical CenterPhoenix, AZ
Industry payments (Open Payments)
- 2025$410.67 · 9 payments from 3 companies
- 2024$155.29 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $348.78 | 6 |
| Aerin Medical Inc. | $41.08 | 2 |
| Hologic Sales and Service, LLC | $20.81 | 1 |
What the 2025 payments were for
- Food and Beverage$410.67 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 70 otolaryngologists in Phoenix · All otolaryngologists in Arizona