Doctor profile · Federal record
Dr. Avian Chang, M.D.
Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgical Critical Care Physician · Surgical Critical Care Physician · Surgical Critical Care Physician · Trauma Surgery Physician · Bangor, ME
- NPI 1700271178
- Accepts Medicare
- 12 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
417 State St Ste 340
Bangor, ME 044016634
(207) 973-4949 - Mailing address
-
43 Whiting Hill RD Ste 300
Brewer, ME 044121006
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- March 10, 2022
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State licenses (4)
- Maine #MD24256 · Pennsylvania #MT207986 · Missouri #2020016495 · Pennsylvania #MD470306
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1700271178. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
88
Distinct HCPCS
4
Medicare allowed
$9,751
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 24 | 24 | $125 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 24 | 15 | $48 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 20 | 18 | $76 | |
99291 |
Critical care, first 30-74 minutes | 20 | 16 | $205 |
In context: peer comparison
Among 8 peers in Bangor Surgery Physician, average services per provider: 27. This provider delivers 3.3× the peer median.Open Payments
Industry payments received
All-time total
$20
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Csl Behring | 1 | $20.00 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Avian Chang's medical specialty?
Dr. Avian Chang practices Surgery Physician in Bangor, ME.
Where does Dr. Avian Chang practice?
Dr. Avian Chang practices at 417 State St Ste 340, Bangor, ME 044016634. Office phone: 2079734949.
What is Dr. Avian Chang's NPI?
Dr. Avian Chang's National Provider Identifier (NPI) is 1700271178, issued by NPPES.
Does Dr. Avian Chang accept Medicare assignment?
Yes. Dr. Avian Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Avian Chang commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.