Jeffrey Brian Loomer, MD
NPI 1003824442ActiveIndividual· Internal Medicine, Rheumatology· Tucson, AZ
Internal Medicine, Rheumatology (MD) with Arizona Arthritis and Rheumatology Associates P C, practicing in Tucson, Arizona. Their prescriptions cost Medicare Part D more than their services did: $3,382,234 for 2,537 claims, against $1,834,424 paid for services in 2024. Amgen Inc. was the largest of 17 companies reporting payments in 2025, $2,417 in all, mostly food and beverage.
Overview
| NPI | 1003824442 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 3, 2006 |
| Last updated in NPPES | Aug 19, 2022 |
| Certified by provider | Aug 19, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 20557 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 664 |
|---|---|
| Services billed | 157,535 across 96 procedure codes |
| Paid by Medicare | $1,834,424 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,537 · 4,796 30-day fills |
|---|---|
| Patients | 614 |
| Total drug cost | $3,382,234 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Arizona Arthritis and Rheumatology Associates P CPhoenix, AZ · 65 clinicians
Industry payments (Open Payments)
- 2025$2,417 · 98 payments from 17 companies
- 2024$2,911 · 126 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $671.57 | 32 |
| Abbvie Inc. | $538.13 | 19 |
| Ucb, Inc. | $409.88 | 14 |
| Organon LLC | $194.29 | 10 |
| Astrazeneca Pharmaceuticals LP | $147.41 | 3 |
What the 2025 payments were for
- Food and Beverage$2,417 · 98 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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