Doctor profile · Federal record
Dr. Alexander Chang, M.D.
Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Danville, PA
- NPI 1407016967
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 N Academy Ave
Danville, PA 178220020
(570) 271-6393
fax (570) 271-5623
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- August 20, 2020
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State licenses (2)
- Pennsylvania #MD449683 · Illinois #125053196
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407016967. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
218
Distinct HCPCS
5
Medicare allowed
$17,741
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 81 | 40 | $76 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 65 | 47 | $92 | |
90935 |
Hemodialysis procedure with physician evaluation | 36 | 25 | $69 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 22 | 19 | $64 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 14 | $125 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 76. This provider delivers 2.9× the peer median.Open Payments
Industry payments received
All-time total
$92
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 1 | $32.96 | |
| GENZYME CORPORATION | 1 | $22.85 | |
| Bausch & Lomb Americas Inc. | 1 | $20.78 | |
| NXSTAGE MEDICAL, INC. | 1 | $15.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
936
Patients
230
Total drug cost
$639,804
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 127 | 31 | $862 |
| Jardiance (Empagliflozin) | Brand | 96 | 19 | $82,098 |
| Lisinopril | Generic | 95 | 31 | $783 |
| Losartan Potassium | Generic | 90 | 23 | $1,193 |
| Chlorthalidone | Generic | 84 | 28 | $1,333 |
| Torsemide | Generic | 77 | 19 | $1,032 |
| Spironolactone | Generic | 71 | 16 | $528 |
| Hydrochlorothiazide | Generic | 54 | 15 | $253 |
| Furosemide | Generic | 46 | 14 | $362 |
| Allopurinol | Generic | 44 | 12 | $438 |
Hospital affiliations
Frequently asked questions
What is Dr. Alexander Chang's medical specialty?
Dr. Alexander Chang practices Nephrology Physician in Danville, PA.
Where does Dr. Alexander Chang practice?
Dr. Alexander Chang practices at 100 N Academy Ave, Danville, PA 178220020. Office phone: 5702716393.
What is Dr. Alexander Chang's NPI?
Dr. Alexander Chang's National Provider Identifier (NPI) is 1407016967, issued by NPPES.
Does Dr. Alexander Chang accept Medicare assignment?
Yes. Dr. Alexander Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Chang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Hemodialysis procedure with physician evaluation (HCPCS 90935). Source: CMS Medicare Physician & Other Practitioners file.