Katayun Saadai, MD
NPI 1225358989ActiveIndividual· Internal Medicine· Orange, CA
Internal Medicine (MD) in Orange, California, trained at University of California - School of Optometry (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $146,262 for 2,651 claims, against $61,911 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 19 companies reporting payments in 2025, $1,093 in all, mostly food and beverage.
Overview
| NPI | 1225358989 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 4, 2010 |
| Last updated in NPPES | Aug 22, 2025 |
| Certified by provider | Aug 22, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A134802 | CA |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 275 |
|---|---|
| Services billed | 1,631 across 29 procedure codes |
| Paid by Medicare | $61,911 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,651 · 5,591 30-day fills |
|---|---|
| Patients | 650 |
| Total drug cost | $146,262 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of California - School of Optometry |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Chest and Critical Care Consultants A Medical GroupTustin, CA · 71 clinicians
- Comprehensive Pulmonary and Primary Care of Orange CountyOrange, CA · 9 clinicians
Hospital affiliation
- Providence St. Joseph HospitalOrange, CA
Other facilities
- Providence at Home With Compassus Home Health Orange CountyHome health agency · Anaheim, CA
Industry payments (Open Payments)
- 2025$1,093 · 46 payments from 19 companies
- 2024$161.18 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $218.37 | 8 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $184.33 | 10 |
| Amgen Inc. | $160.91 | 3 |
| Novo Nordisk Inc | $65.97 | 4 |
| Glaxosmithkline, LLC. | $56.97 | 3 |
What the 2025 payments were for
- Food and Beverage$1,093 · 46 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 224 internal medicine physicians in Orange · All internal medicine physicians in California