ROBERT D ZENENBERG (D.O.) – Specialist, NPI 1245331834
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
473 NEPHROLOGY in NJ
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Provider Addresses for ROBERT D ZENENBERG (D.O.)
Hanover Road, Florham Park, Morris County, New Jersey, 07932, United States
SUITE 290
FLORHAM PARK, NJ 079321508
Phone: (973) 736-2212
Fax: (973) 736-2989
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 173 Open Payments records for all available years, with a total value of $2,950.
Total Amount is formed as General ($2,950) + Research ($0) + Ownership ($0) = $2,950.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($428).
Total Amount
$2,950
General + Research + Ownership
Payments
173
Total payment records
General Amount
$2,950
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $428 |
| Amgen Inc. | $423 |
| GlaxoSmithKline, LLC. | $289 |
| Ascendis Pharma Inc | $270 |
| Vifor Pharma, Inc. | $261 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-10-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20101022000805 | I | Nephrology | NJ | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 605 | 312 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 190 | 26 | $0 |
| 81003 | Automated urinalysis test | 154 | 139 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 130 | 77 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 111 | 62 | $0 |
Insurance plans in this area (ZIP 07932)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEPHROLOGY | NJ | 90935 | Hemodialysis procedure with one physician evaluation | 113 | 68 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NJ | |
| Physician Assistant | NJ | |
| Nurse Practitioner | NJ | |
| N E P H R O L O G Y | NJ | |
| Nephrology, Internal Medicine | NJ | |
| N E P H R O L O G Y | NJ | |
| Internal Medicine, Nephrology | NJ | |
| N E P H R O L O G Y | NJ | |
| Diagnostic Radiology | NJ | |
| N E P H R O L O G Y | NJ |
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