Doctor profile · Federal record
Dr. Michael Chang, MD
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Paoli, PA
- NPI 1356900930
- Accepts Medicare
- 7 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
255 W Lancaster Ave
Paoli, PA 193011763
(484) 565-1510
fax (484) 565-1513 - Additional location
-
11234 Anderson St
Loma Linda, CA 923542804
(909) 558-4000
Credentials & registration
- NPI registered
- June 2019 — 7 yrs on file
- Profile last updated
- August 1, 2022
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Pennsylvania #MD477395
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356900930. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
480
Distinct HCPCS
7
Medicare allowed
$73,531
| 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 | 210 | 204 | $134 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 137 | 137 | $177 | |
99291 |
Critical care, first 30-74 minutes | 67 | 65 | $220 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 28 | 28 | $84 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 14 | $82 | |
99235 |
Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes | 12 | 12 | $164 | |
99238 |
Hospital discharge day management, 30 minutes or less | 12 | 12 | $83 |
In context: peer comparison
Among 5 peers in Paoli Hospitalist Physician, average services per provider: 123. This provider delivers 3.9× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Michael Chang's medical specialty?
Dr. Michael Chang practices Hospitalist Physician in Paoli, PA.
Where does Dr. Michael Chang practice?
Dr. Michael Chang practices at 255 W Lancaster Ave, Paoli, PA 193011763. Office phone: 4845651510.
What is Dr. Michael Chang's NPI?
Dr. Michael Chang's National Provider Identifier (NPI) is 1356900930, issued by NPPES.
Does Dr. Michael Chang accept Medicare assignment?
Yes. Dr. Michael Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Chang commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.