Doctor profile · Federal record
Dr. Ian Ch'en, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Lynnwood, WA
- NPI 1174527121
- Accepts Medicare
- 37 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
19020 33Rd Ave W Ste 210
Lynnwood, WA 98036
(425) 563-1500
fax (425) 563-1501 - Additional location
-
203 S Western Ave
Tonasket, WA 988558803
(509) 486-2151
fax (509) 223-1640
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- March 5, 2026
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (3)
- Washington #MD00033869 · California #A00052836 · Idaho #M-12434
- Medicaid
- WA #8198590
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174527121. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,361
Distinct HCPCS
10
Medicare allowed
$69,491
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 5,380 | 54 | $0 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 232 | 228 | $89 | |
71260 |
Ct scan of chest with contrast | 79 | 77 | $55 | |
71045 |
X-ray of chest, 1 view | 59 | 56 | $9 | |
76770 |
Complete ultrasound scan behind abdominal cavity | 54 | 53 | $35 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 48 | 48 | $85 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 48 | 48 | $266 | |
71275 |
Ct scan of blood vessels of chest with contrast | 42 | 42 | $86 | |
71260 |
Ct scan of chest with contrast | 40 | 40 | $100 | |
76705 |
Limited ultrasound scan of abdomen | 39 | 39 | $29 |
In context: peer comparison
Among 49 peers in this city , average services per provider: 186. This provider delivers 34× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Ian Ch'en's medical specialty?
Dr. Ian Ch'en practices Diagnostic Radiology Physician in Lynnwood, WA.
Where does Dr. Ian Ch'en practice?
Dr. Ian Ch'en practices at 19020 33Rd Ave W Ste 210, Lynnwood, WA 98036. Office phone: 4255631500.
What is Dr. Ian Ch'en's NPI?
Dr. Ian Ch'en's National Provider Identifier (NPI) is 1174527121, issued by NPPES.
Does Dr. Ian Ch'en accept Medicare assignment?
Yes. Dr. Ian Ch'en accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Ch'en commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Ct scan of chest with contrast (HCPCS 71260). Source: CMS Medicare Physician & Other Practitioners file.