Doctor profile · Federal record
Dr. Mary Chang
Physician Assistant · Chiropractor · Seattle, WA
- NPI 1659470516
- MIPS 87.0 / 100 · 2023
- 20 yrs on file
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
125 16Th Ave E
Seattle, WA 981125211
(206) 326-3000
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- October 7, 2016
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Washington #PA60688813 · Virginia #0104555718
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659470516. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
32
Distinct HCPCS
2
Medicare allowed
$1,205
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 18 | 17 | $60 | |
92504 |
Exam of ear using a microscope | 14 | 14 | $9 |
In context: peer comparison
Among 177 peers in Seattle Physician Assistant, average services per provider: 71. This provider delivers 0.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
27
Patients
0
Total drug cost
$455
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluticasone Propionate | Generic | 15 | 0 | $164 |
| Ipratropium Bromide | Generic | 12 | 0 | $291 |
Frequently asked questions
What is Dr. Mary Chang's medical specialty?
Dr. Mary Chang practices Physician Assistant in Seattle, WA.
Where does Dr. Mary Chang practice?
Dr. Mary Chang practices at 125 16Th Ave E, Seattle, WA 981125211. Office phone: 2063263000.
What is Dr. Mary Chang's NPI?
Dr. Mary Chang's National Provider Identifier (NPI) is 1659470516, issued by NPPES.
What procedures does Dr. Mary Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Exam of ear using a microscope (HCPCS 92504). Source: CMS Medicare Physician & Other Practitioners file.