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Edit this profileAt a glance
- 7836 W Jefferson Blvd, Suite 101, Fort Wayne, IN 46804
About Dr. Ducker
Based in Fort Wayne, IN, John T. Ducker, MD is listed in the NPI registry under nephrology. John graduated from Wright State University Boonshoft School of Medicine in 1992. Medicare claims data shows John provided 3,449 services to 1,441 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1003868597 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (260) 494-3484
- Email not available
Practice Locations
7836 W JEFFERSON BLVD SUITE 101
Fort Wayne, IN 46804
Conditions Commonly Evaluated or Treated
Within Nephrology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Acid-base disorders
Anatomical conditions
Autoimmune conditions
Blood disorders
Blood pressure
Cysts and growths
Diabetes complications
Dialysis complications
Electrolyte disorders
Fluid retention
Genetic disorders
Hormone disorders
Infections
Inflammatory conditions
Kidney damage
Kidney failure
Kidney filter diseases
Lab abnormalities
Metabolic disorders
Multi-organ conditions
Structural kidney issues
Symptoms
Urine abnormalities
Urine symptoms
Vascular conditions
Vascular kidney issues
Procedures & services
Most searched procedures
Consultations
Diagnostic tests
Diagnostics
Dialysis
Dialysis access
- Dialysis Access Physical Exam
- Dialysis Catheter Removal
- Dialysis Fistula Repair
- Temporary Dialysis Line Placement
Diet and nutrition
Imaging
Infusions
Interventional procedures
Lab tests
- 24-hour urine test
- Comprehensive Metabolic Panel
- Kidney Function Blood Test
- Parathyroid hormone monitoring
- Urine protein check
- Urine sediment test
Medication management
- Active Vitamin D Therapy
- Resistant Blood Pressure Medication Adjustment
- Steroid Therapy For Kidney Inflammation
Medication therapy
- Acid reducer treatment for kidneys
- Phosphate binder therapy
- Potassium lowering treatment
- Red blood cell booster injections
- Water pill adjustment
Patient education
Prevention
Procedures
Specialized therapies
Supportive care
Surgical procedures
Transplant care
Vascular access
Procedures Most Often Billed to Medicare
3,449 services · 1,441 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Dialysis services, 4 or more physician visits per month (20 years or older) | Treatment | 90960 |
146 | As often as other peers in Nephrology |
| Home dialysis services per month (20 years or older) | Treatment | 90966 |
130 | More often than most peers in Nephrology |
| Hemodialysis procedure with physician evaluation | Treatment | 90935 |
76 | More often than most peers in Nephrology |
| Dialysis services, 2-3 physician visits per month (20 years or older) | Treatment | 90961 |
70 | More often than most peers in Nephrology |
| Dialysis procedure including 1 evaluation | Treatment | 90945 |
42 | As often as other peers in Nephrology |
| Dialysis services, 1 physician visit per month (20 years or older) | Treatment | 90962 |
36 | As often as other peers in Nephrology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
441 | More often than most peers in Nephrology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
370 | More often than most peers in Nephrology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
370 | More often than most peers in Nephrology |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
349 | More often than most peers in Nephrology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other kidney specialists at this location 8
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other kidney specialists in Fort Wayne 5
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Wright State University Boonshoft School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Wright State University Boonshoft School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Dialysis services, 4 or more physician visits per month (20 years or older) 8
Providers in IN who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Ducker?
Dr. Ducker is a kidney specialist in Fort Wayne, IN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nephrology”.
NPI registry
What is Dr. Ducker's address?
Dr. Ducker is listed at 7836 W Jefferson Blvd Suite 101, Fort Wayne, IN 46804. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Ducker?
The number on file is (260) 494-3484. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ducker?
Dr. Ducker's National Provider Identifier is 1003868597. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Ducker train?
Dr. Ducker attended Wright State University Boonshoft School of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ducker have?
Dr. Ducker has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ducker perform?
According to Medicare billing data, Dr. Ducker provides treatments such as dialysis services, 4 or more physician visits per month and home dialysis services per month, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ducker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ducker. If this is you, claiming it is free.
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