Niel Naresh Dave, MD
NPI 1487187761ActiveIndividual· Internal Medicine, Gastroenterology· Avondale, AZ
Internal Medicine, Gastroenterology (MD) with Southwest Gastroenterology LLC, practicing in Avondale, Arizona. Their prescriptions cost Medicare Part D more than their services did: $558,943 for 1,284 claims, against $85,327 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 18 companies reporting payments in 2025, $8,620 in all, mostly speaking and faculty fees. Lists Abrazo West Campus as a hospital affiliation.
Overview
| NPI | 1487187761 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 4, 2017 |
| Last updated in NPPES | Mar 25, 2025 |
| Certified by provider | Mar 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 68245 | 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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 1,149 across 26 procedure codes |
| Paid by Medicare | $85,327 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,284 · 1,726 30-day fills |
|---|---|
| Patients | 334 |
| Total drug cost | $558,943 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Southwest Gastroenterology LLCAvondale, AZ · 8 clinicians
Hospital affiliation
- Abrazo West CampusGoodyear, AZ
Industry payments (Open Payments)
- 2025$8,620 · 131 payments from 18 companies
- 2024$12,699 · 124 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $6,037 | 14 |
| Abbvie Inc. | $378.15 | 23 |
| Janssen Biotech, Inc. | $282.49 | 14 |
| Genzyme Corporation | $282.06 | 12 |
| Gilead Sciences, Inc. | $268.86 | 11 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,590 · 4 payments
- Food and Beverage$2,954 · 124 payments
- Travel and Lodging$66.50 · 2 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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