Doctor profile · Federal record
Dr. David Chiang, MD, PHD
Gastroenterology Physician (CMS: Gastroenterology) · Rochester, MN
- NPI 1457856155
- Accepts Medicare
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511 - Additional location
-
55 Lake Ave N
Worcester, MA 016550001
(508) 334-1000 - Mailing address
-
Po Box 860912
Minneapolis, MN 554860912
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- December 29, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Minnesota #70804
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457856155. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
32
Distinct HCPCS
2
Medicare allowed
$3,578
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 21 | 17 | $124 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $88 |
In context: peer comparison
Among 60 peers in this city , average services per provider: 34. This provider delivers 0.9× the peer median.Open Payments
Industry payments received
All-time total
$121
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 1 | $48.71 | |
| Becton, Dickinson and Company | 1 | $37.00 | |
| ABBVIE INC. | 1 | $35.60 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
44
Patients
12
Total drug cost
$710
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Carvedilol | Generic | 17 | 0 | $98 |
| Omeprazole | Generic | 15 | 0 | $337 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 12 | 12 | $275 |
Hospital affiliations
Frequently asked questions
What is Dr. David Chiang's medical specialty?
Dr. David Chiang practices Gastroenterology Physician in Rochester, MN.
Where does Dr. David Chiang practice?
Dr. David Chiang practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. David Chiang's NPI?
Dr. David Chiang's National Provider Identifier (NPI) is 1457856155, issued by NPPES.
Does Dr. David Chiang accept Medicare assignment?
Yes. Dr. David Chiang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Chiang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.