Doctor profile · Federal record
Dr. JOHN DUCKER, MD
Nephrology Physician (CMS: NEPHROLOGY) · Nephrology Physician · FORT WAYNE, IN
- NPI 1003868597
- Accepts Medicare
- 34 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7836 W JEFFERSON BLVD, SUITE 101
FORT WAYNE, IN 468044165
(260) 494-3484
fax (260) 969-0188 - Mailing address
-
120 W 22ND ST STE 200
OAK BROOK, IL 605231563
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- November 10, 2022
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State licenses (2)
- Indiana #01041634A · Ohio #35072749
- Medicaid
- IN #100321980
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003868597. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,856
Distinct HCPCS
10
Medicare allowed
$236,096
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 769 | 105 | $58 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 397 | 174 | $115 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 380 | 152 | $74 | |
82570 |
Creatinine level to test for kidney function or muscle injury | 187 | 95 | $5 | |
84156 |
Total protein level, urine | 186 | 94 | $4 | |
80069 |
Kidney function blood test panel | 167 | 87 | $9 | |
82306 |
Vitamin d-3 level | 167 | 77 | $29 | |
83970 |
Parathormone (parathyroid hormone) level | 167 | 78 | $40 | |
83735 |
Magnesium level | 166 | 78 | $7 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 148 | 31 | $331 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 97. This provider delivers 40× the peer median.Open Payments
Industry payments received
All-time total
$651
Transactions
30
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 7 | $163.49 | |
| Fresenius USA Marketing, Inc. | 2 | $113.74 | |
| Amgen Inc. | 6 | $89.72 | |
| Mallinckrodt Hospital Products Inc. | 3 | $61.41 | |
| NXSTAGE MEDICAL, INC. | 2 | $56.68 | |
| Bayer Healthcare Pharmaceuticals Inc. | 2 | $43.34 | |
| OPKO Pharmaceuticals, LLC | 2 | $27.14 | |
| Vifor Pharma, Inc. | 1 | $19.76 | |
| Aurinia Pharma U.S., Inc. | 1 | $16.88 | |
| Novartis Pharmaceuticals Corporation | 1 | $16.20 | |
| GlaxoSmithKline, LLC. | 1 | $14.34 | |
| Lexicon Pharmaceuticals, Inc. | 1 | $14.15 | |
| Lilly USA, LLC | 1 | $14.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,564
Patients
472
Total drug cost
$201,148
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lisinopril | Generic | 221 | 73 | $1,658 |
| Prednisone | Generic | 195 | 54 | $1,334 |
| Amlodipine Besylate | Generic | 174 | 53 | $1,227 |
| Losartan Potassium | Generic | 157 | 52 | $1,781 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 120 | 39 | $168,565 |
| Metoprolol Succinate | Generic | 106 | 30 | $2,854 |
| Famotidine | Generic | 90 | 27 | $2,106 |
| Sevelamer Carbonate | Generic | 82 | 22 | $14,985 |
| Metoprolol Tartrate | Generic | 76 | 15 | $517 |
| Carvedilol | Generic | 68 | 22 | $1,065 |