Doctor profile · Federal record
Dr. Eric Changchien, MD
Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Colon & Rectal Surgery Physician · Riverside, CA
- NPI 1710137401
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3660 Park Sierra Dr, Suite 105
Riverside, CA 925053081
(951) 278-8870
fax (951) 278-8913 - Mailing address
-
Po Box 2828
Corona, CA 928782828
Credentials & registration
- NPI registered
- September 2008 — 18 yrs on file
- Profile last updated
- November 29, 2021
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State licenses (2)
- California #108490 · Utah #8505128-1205
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1710137401. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$292
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| INTUITIVE SURGICAL, INC. | 2 | $192.25 | |
| Davol Inc. | 1 | $100.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
52
Patients
30
Total drug cost
$420
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 30 | 18 | $272 |
| Tramadol Hcl | Generic | 22 | 12 | $148 |
Frequently asked questions
What is Dr. Eric Changchien's medical specialty?
Dr. Eric Changchien practices Surgery Physician in Riverside, CA.
Where does Dr. Eric Changchien practice?
Dr. Eric Changchien practices at 3660 Park Sierra Dr, Riverside, CA 925053081. Office phone: 9512788870.
What is Dr. Eric Changchien's NPI?
Dr. Eric Changchien's National Provider Identifier (NPI) is 1710137401, issued by NPPES.
Does Dr. Eric Changchien accept Medicare assignment?
Yes. Dr. Eric Changchien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.