Nader Noorian, M.D.
NPI 1861479057ActiveIndividual· Internal Medicine· Mission Viejo, CA
Internal Medicine (M.D.) in Mission Viejo, California, trained at University of Colorado School of Medicine, Denver (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $2,101,876 for 16,557 claims, against $247,193 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 30 companies reporting payments in 2025, $8,122 in all, mostly food and beverage.
Overview
| NPI | 1861479057 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 28, 2005 |
| Last updated in NPPES | Nov 9, 2021 |
| Certified by provider | Nov 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G76596 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 669 |
|---|---|
| Services billed | 13,774 across 75 procedure codes |
| Paid by Medicare | $247,193 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16,557 · 38,165 30-day fills |
|---|---|
| Patients | 1,216 |
| Total drug cost | $2,101,876 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Denver |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
- Providence Mission HospitalMission Viejo, CA
- Uci Health-OrangeOrange, CA
Other facilities
- American Ata Home Health Agency, IncHome health agency · Woodland Hills, CA
- Apex Home Health Care ServicesHome health agency · Santa Ana, CA
- Care Plus Home HealthHome health agency · Laguna Hills, CA
- Green Meadows Home Health Care, IncHome health agency · Santa Ana, CA
- Providence at Home With Compassus Home Health Orange CountyHome health agency · Anaheim, CA
Industry payments (Open Payments)
- 2025$8,122 · 269 payments from 30 companies
- 2024$7,479 · 209 payments from 27 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $2,612 | 44 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $811.82 | 30 |
| Otsuka America Pharmaceutical, Inc. | $633.13 | 17 |
| Novo Nordisk Inc | $511.93 | 22 |
| Abbvie Inc. | $429.99 | 20 |
What the 2025 payments were for
- Food and Beverage$6,442 · 266 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,600 · 2 payments
- Education$79.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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