Mark Ralph Lonquist, MD
NPI 1629064613ActiveIndividual· Family Medicine· Goodyear, AZ
Family Medicine (MD) with Privia Medical Group Arizona, LLC, practicing in Goodyear, Arizona. Their prescriptions cost Medicare Part D more than their services did: $1,127,120 for 14,009 claims, against $135,733 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 21 companies reporting payments in 2025, $1,492 in all, mostly food and beverage. Lists Honor Health John C. Lincoln Medical Center as a hospital affiliation.
Overview
| NPI | 1629064613 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 23, 2005 |
| Last updated in NPPES | Apr 18, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 22778 | 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 - Family Practice (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 455 |
|---|---|
| Services billed | 14,171 across 52 procedure codes |
| Paid by Medicare | $135,733 |
Part D prescriptions in 2024
| Prescriptions (claims) | 14,009 · 31,577 30-day fills |
|---|---|
| Patients | 979 |
| Total drug cost | $1,127,120 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group Arizona, LLCAvondale, AZ · 91 clinicians
Hospital affiliation
- Honor Health John C. Lincoln Medical CenterPhoenix, AZ
Other facilities
- Assisted Home HealthHome health agency · Phoenix, AZ
- Banner Home Care-ArizonaHome health agency · Mesa, AZ
- Emblem Home Health PhoenixHome health agency · Phoenix, AZ
- Meridian Healthcare Providers, Inc.Home health agency · Phoenix, AZ
Industry payments (Open Payments)
- 2025$1,492 · 91 payments from 21 companies
- 2024$1,320 · 83 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $196.65 | 25 |
| Abbvie Inc. | $182.34 | 10 |
| Novo Nordisk Inc | $161.01 | 13 |
| Glaxosmithkline, LLC. | $122.64 | 6 |
| Genzyme Corporation | $121.83 | 1 |
What the 2025 payments were for
- Food and Beverage$1,492 · 91 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 family medicine physicians in Goodyear · All family medicine physicians in Arizona