Daniel Merrill, MD
NPI 1609895671ActiveIndividual· Psychiatry & Neurology, Neurology· Gilbert, AZ
Psychiatry & Neurology, Neurology (MD) in Gilbert, Arizona, licensed in AZ, with an NPI issued in July 2006. Medicare paid $13,428 for services to 86 patients in 2024. E.R. Squibb & Sons, L.L.C. reported $124.99 in payments in 2025, mostly food and beverage. Lists Chandler Regional Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1609895671 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Oct 10, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 32558 | 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 - Psychiatry (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 86 |
|---|---|
| Services billed | 139 across 9 procedure codes |
| Paid by Medicare | $13,428 |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Psychiatry |
Hospital affiliations
- Chandler Regional Medical CenterChandler, AZ
- Mercy Gilbert Medical CenterGilbert, AZ
Industry payments (Open Payments)
- 2025$124.99 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $124.99 | 1 |
What the 2025 payments were for
- Food and Beverage$124.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 neurologists in Gilbert · All neurologists in Arizona