Doctor profile · Federal record
Dr. Chiajin Chiou, MD
Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Mount Vernon, WA
- NPI 1972815413
- Accepts Medicare
- MIPS 79.2 / 100 · 2023
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1415 E Kincaid St, Hospitalists Office
Mount Vernon, WA 982744126
(360) 416-5750
fax (360) 416-5758 - Mailing address
-
1400 E Kincaid St, Attn: Credentialing
Mount Vernon, WA 982744127
Credentials & registration
- NPI registered
- July 2010 — 16 yrs on file
- Profile last updated
- August 19, 2013
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Washington #MD60371422
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972815413. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
624
Distinct HCPCS
4
Medicare allowed
$79,231
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 420 | 183 | $127 | |
99239 |
Hospital discharge day management, more than 30 minutes | 119 | 117 | $124 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 47 | 29 | $84 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 38 | 38 | $187 |
In context: peer comparison
Among 17 peers in Mount Vernon Internal Medicine Physician, average services per provider: 94. This provider delivers 6.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
68
Patients
53
Total drug cost
$10,294
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 15 | 15 | $238 |
| Furosemide | Generic | 15 | 13 | $67 |
| Oxycodone Hcl | Generic | 15 | 14 | $110 |
| Eliquis (Apixaban) | Brand | 12 | 0 | $9,802 |
| Amlodipine Besylate | Generic | 11 | 11 | $77 |
Hospital affiliations
Frequently asked questions
What is Dr. Chiajin Chiou's medical specialty?
Dr. Chiajin Chiou practices Internal Medicine Physician in Mount Vernon, WA.
Where does Dr. Chiajin Chiou practice?
Dr. Chiajin Chiou practices at 1415 E Kincaid St, Mount Vernon, WA 982744126. Office phone: 3604165750.
What is Dr. Chiajin Chiou's NPI?
Dr. Chiajin Chiou's National Provider Identifier (NPI) is 1972815413, issued by NPPES.
Does Dr. Chiajin Chiou accept Medicare assignment?
Yes. Dr. Chiajin Chiou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chiajin Chiou commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.