Doctor profile · Federal record
Dr. Ivy-Joan Madu, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Internal Medicine) · Orange, CA
- NPI 1710988662
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 45 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1310 W Stewart Dr Ste 610
Orange, CA 928683857
(714) 639-1815
fax (714) 639-2374 - Mailing address
-
Po Box 1693
Orange, CA 928560693
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- April 16, 2022
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #A50150
- Medicaid
- CA #00A501500
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1710988662. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,139
Distinct HCPCS
10
Medicare allowed
$116,351
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 252 | 159 | $141 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 249 | 170 | $100 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 224 | 122 | $3 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 119 | 89 | $196 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 74 | 23 | $53 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 61 | 26 | $84 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 59 | 59 | $240 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 56 | 27 | $37 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 27 | 23 | $127 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $182 |
In context: peer comparison
Among 4 peers in Orange Endocrinology, Diabetes & Metabolism Physician, average services per provider: 99. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$247
Transactions
18
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dexcom, INC. | 16 | $213.26 | |
| Amgen INC. | 1 | $17.50 | |
| Abbott Laboratories | 1 | $16.58 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,647
Patients
1,000
Total drug cost
$1,517,859
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 724 | 180 | $15,629 |
| Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 360 | 120 | $26,649 |
| Ozempic (Semaglutide) | Brand | 357 | 80 | $393,655 |
| Metformin Hcl | Generic | 342 | 104 | $4,941 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 324 | 105 | $217,029 |
| Atorvastatin Calcium | Generic | 210 | 61 | $2,938 |
| Jardiance (Empagliflozin) | Brand | 200 | 43 | $183,037 |
| Humalog Kwikpen U-100 (Insulin Lispro) | Brand | 166 | 68 | $143,092 |
| Januvia (Sitagliptin Phosphate) | Brand | 158 | 43 | $171,613 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 150 | 42 | $2,520 |
Hospital affiliations
Frequently asked questions
What is Dr. Ivy-Joan Madu's medical specialty?
Dr. Ivy-Joan Madu practices Endocrinology, Diabetes & Metabolism Physician in Orange, CA.
Where does Dr. Ivy-Joan Madu practice?
Dr. Ivy-Joan Madu practices at 1310 W Stewart Dr Ste 610, Orange, CA 928683857. Office phone: 7146391815.
What is Dr. Ivy-Joan Madu's NPI?
Dr. Ivy-Joan Madu's National Provider Identifier (NPI) is 1710988662, issued by NPPES.
Does Dr. Ivy-Joan Madu accept Medicare assignment?
Yes. Dr. Ivy-Joan Madu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ivy-Joan Madu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.