Doctor profile · Federal record
Dr. Shirin Attarian, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology (Internal Medicine) Physician · Hematology & Oncology Physician · Medical Oncology Physician · Orange, CA
- NPI 1427310713
- Accepts Medicare
- MIPS 71.2 / 100 · 2023
- 17 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
101 the City Dr S
Orange, CA 928683298
(714) 456-8000 - Additional location
-
111 E 210Th St
Bronx, NY 104672401
(718) 920-4321 - Additional location
-
450 Lakeville RD
New Hyde Park, NY 11042
(516) 734-8775
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- January 16, 2024
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (3)
- California #C190504 · California #207RH0000X · New York #293153
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427310713. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
121
Distinct HCPCS
3
Medicare allowed
$15,428
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 66 | 42 | $90 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 26 | $149 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 27 | 25 | $197 |
In context: peer comparison
Among 20 peers in Orange Hematology & Oncology Physician, average services per provider: 1,067. This provider delivers 0.1× the peer median.Open Payments
Industry payments received
All-time total
$270
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, INC. | 1 | $144.98 | |
| Regeneron Healthcare Solutions, INC. | 1 | $125.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
24
Patients
0
Total drug cost
$434,381
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tagrisso (Osimertinib Mesylate) | Brand | 24 | 0 | $434,381 |
Frequently asked questions
What is Dr. Shirin Attarian's medical specialty?
Dr. Shirin Attarian practices Hematology & Oncology Physician in Orange, CA.
Where does Dr. Shirin Attarian practice?
Dr. Shirin Attarian practices at 101 the City Dr S, Orange, CA 928683298. Office phone: 7144568000.
What is Dr. Shirin Attarian's NPI?
Dr. Shirin Attarian's National Provider Identifier (NPI) is 1427310713, issued by NPPES.
Does Dr. Shirin Attarian accept Medicare assignment?
Yes. Dr. Shirin Attarian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shirin Attarian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.