Doctor profile · Federal record
Dr. Nicholas Chien, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Chicago, IL
- NPI 1295255420
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1750 W Harrison St Ste 108
Chicago, IL 606123825
(312) 942-7802 - Mailing address
-
1750 W. Harrison Street, Suite 108 Kellog Building
Chicago, IL 606123833
Credentials & registration
- NPI registered
- June 2017 — 9 yrs on file
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Illinois #125070257
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295255420. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
297
Distinct HCPCS
6
Medicare allowed
$33,870
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 106 | 90 | $9 | |
99285 |
Emergency department visit with high level of medical decision making | 60 | 59 | $193 | |
99284 |
Emergency department visit with moderate level of medical decision making | 49 | 47 | $132 | |
99291 |
Critical care, first 30-74 minutes | 38 | 38 | $231 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 26 | 25 | $179 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 18 | 12 | $85 |
In context: peer comparison
Among 334 peers in Chicago Emergency Medicine Physician, average services per provider: 87. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$19
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Braeburn INC. | 1 | $18.74 |
By nature of payment
Frequently asked questions
What is Dr. Nicholas Chien's medical specialty?
Dr. Nicholas Chien practices Emergency Medicine Physician in Chicago, IL.
Where does Dr. Nicholas Chien practice?
Dr. Nicholas Chien practices at 1750 W Harrison St Ste 108, Chicago, IL 606123825. Office phone: 3129427802.
What is Dr. Nicholas Chien's NPI?
Dr. Nicholas Chien's National Provider Identifier (NPI) is 1295255420, issued by NPPES.
Does Dr. Nicholas Chien accept Medicare assignment?
Yes. Dr. Nicholas Chien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Chien commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.