Doctor profile · Federal record
Dr. Susan Chang, MD
Nephrology Physician (CMS: Nephrology) · Camarillo, CA
- NPI 1073673273
- Accepts Medicare
- 31 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2438 N Ponderosa Dr, Suite # C-101
Camarillo, CA 930102369
(805) 383-9727
fax (805) 764-1076 - Additional location
-
2705 Loma Vista RD Ste 101
Ventura, CA 930031596
fax (805) 764-0176 - Mailing address
-
4000 Calle Tecate Ste 115
Camarillo, CA 930125285
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- July 10, 2023
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #A61663
- Medicaid
- CA #00A616630
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073673273. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,361
Distinct HCPCS
10
Medicare allowed
$245,102
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 315 | 153 | $101 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 293 | 40 | $369 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 194 | 115 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 101 | 61 | $126 | |
90966 |
Home dialysis services per month (20 years or older) | 95 | 14 | $304 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 92 | 71 | $84 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 61 | 56 | $137 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 61 | 42 | $100 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 39 | 39 | $181 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 36 | 29 | $86 |
In context: peer comparison
Among 2 peers in Camarillo Nephrology Physician, average services per provider: 110. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$381
Transactions
12
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merz North America, INC. | 5 | $130.89 | |
| Mallinckrodt Hospital Products INC. | 1 | $100.04 | |
| AstraZeneca Pharmaceuticals Lp | 3 | $53.90 | |
| Novartis Pharmaceuticals Corporation | 1 | $34.97 | |
| Novo Nordisk INC | 1 | $32.27 | |
| Otsuka America Pharmaceutical, INC. | 1 | $29.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,782
Patients
466
Total drug cost
$408,334
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 253 | 68 | $2,654 |
| Hydralazine Hcl | Generic | 222 | 57 | $4,372 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 215 | 39 | $162,798 |
| Sevelamer Carbonate | Generic | 175 | 44 | $142,430 |
| Furosemide | Generic | 149 | 44 | $1,239 |
| Calcium Acetate | Generic | 116 | 32 | $9,374 |
| Metoprolol Tartrate | Generic | 115 | 31 | $1,308 |
| Carvedilol | Generic | 92 | 24 | $1,378 |
| Jardiance (Empagliflozin) | Brand | 76 | 15 | $73,483 |
| Calcitriol | Generic | 68 | 14 | $1,142 |
Hospital affiliations
Frequently asked questions
What is Dr. Susan Chang's medical specialty?
Dr. Susan Chang practices Nephrology Physician in Camarillo, CA.
Where does Dr. Susan Chang practice?
Dr. Susan Chang practices at 2438 N Ponderosa Dr, Camarillo, CA 930102369. Office phone: 8053839727.
What is Dr. Susan Chang's NPI?
Dr. Susan Chang's National Provider Identifier (NPI) is 1073673273, issued by NPPES.
Does Dr. Susan Chang accept Medicare assignment?
Yes. Dr. Susan Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susan Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.