Doctor profile · Federal record
Dr. Dennis Chang, D.O.
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Hospitalist Physician · Glendale, CA
- NPI 1912360918
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1420 S Central Ave
Glendale, CA 912042508
(424) 465-2719
Credentials & registration
- NPI registered
- March 2016 — 10 yrs on file
- Profile last updated
- March 4, 2022
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- California #17165 · California #20A17165
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912360918. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
999
Distinct HCPCS
6
Medicare allowed
$101,353
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 564 | 245 | $83 | |
99239 |
Hospital discharge day management, more than 30 minutes | 154 | 145 | $121 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 90 | 44 | $125 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 83 | 79 | $136 | |
99238 |
Hospital discharge day management, 30 minutes or less | 67 | 67 | $86 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 41 | 40 | $183 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 235. This provider delivers 4.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
210
Patients
201
Total drug cost
$11,440
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 35 | 31 | $458 |
| Amlodipine Besylate | Generic | 20 | 20 | $133 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 20 | 20 | $129 |
| Furosemide | Generic | 17 | 17 | $77 |
| Eliquis (Apixaban) | Brand | 16 | 16 | $9,281 |
| Metoprolol Tartrate | Generic | 16 | 15 | $120 |
| Carvedilol | Generic | 15 | 12 | $150 |
| Pantoprazole Sodium | Generic | 14 | 14 | $153 |
| Amiodarone Hcl | Generic | 12 | 12 | $425 |
| Prednisone | Generic | 12 | 11 | $50 |
Hospital affiliations
Frequently asked questions
What is Dr. Dennis Chang's medical specialty?
Dr. Dennis Chang practices Internal Medicine Physician in Glendale, CA.
Where does Dr. Dennis Chang practice?
Dr. Dennis Chang practices at 1420 S Central Ave, Glendale, CA 912042508. Office phone: 4244652719.
What is Dr. Dennis Chang's NPI?
Dr. Dennis Chang's National Provider Identifier (NPI) is 1912360918, issued by NPPES.
Does Dr. Dennis Chang accept Medicare assignment?
Yes. Dr. Dennis Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Chang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.