Doctor profile · Federal record
Dr. Olga Lyass, M.D.
Nuclear Medicine Physician (CMS: Diagnostic Radiology) · Lancaster, CA
- NPI 1134271067
- Accepts Medicare
- MIPS 78.8 / 100 · 2023
- 38 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1600 W Avenue J
Lancaster, CA 935342814
(661) 949-5000 - Mailing address
-
Po Box 190
Simi Valley, CA 930620190
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- August 16, 2007
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207U00000X — NUCC code
- State license (1)
- California #A93366
- Medicaid
- CA #00A933660
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134271067. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,719
Distinct HCPCS
10
Medicare allowed
$131,334
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 836 | 825 | $80 | |
78306 |
Nuclear medicine study of bone and/or joint whole body | 170 | 163 | $42 | |
78582 |
Nuclear medicine study of lung ventilation and circulation | 138 | 137 | $53 | |
78226 |
Nuclear medicine study of liver and bile duct system | 136 | 133 | $37 | |
78070 |
Nuclear medicine study of parathyroid | 53 | 52 | $40 | |
78803 |
Nuclear medicine study, spect imaging, 1 area or single acquisition, single day imaging | 53 | 53 | $53 | |
78264 |
Nuclear medicine study of stomach to assess emptying | 48 | 48 | $39 | |
78278 |
Nuclear medicine study to assess blood loss | 34 | 33 | $49 | |
78802 |
Nuclear medicine study, whole body | 34 | 31 | $39 | |
78315 |
Nuclear medicine study of bone taken at different times | 33 | 33 | $50 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 90. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$17
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Teleflex LLC | 1 | $17.30 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Olga Lyass's medical specialty?
Dr. Olga Lyass practices Nuclear Medicine Physician in Lancaster, CA.
Where does Dr. Olga Lyass practice?
Dr. Olga Lyass practices at 1600 W Avenue J, Lancaster, CA 935342814. Office phone: 6619495000.
What is Dr. Olga Lyass's NPI?
Dr. Olga Lyass's National Provider Identifier (NPI) is 1134271067, issued by NPPES.
Does Dr. Olga Lyass accept Medicare assignment?
Yes. Dr. Olga Lyass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Olga Lyass commonly perform?
Top Medicare-reported procedures in 2023: Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS 78452); Nuclear medicine study of bone and/or joint whole body (HCPCS 78306); Nuclear medicine study of lung ventilation and circulation (HCPCS 78582). Source: CMS Medicare Physician & Other Practitioners file.