DR. STEVEN DAVID GRONOWITZ (M.D.) – Gastroenterology Physician, NPI 1093772030
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
757 GASTROENTEROLOGY in NJ
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Provider Addresses for DR. STEVEN DAVID GRONOWITZ (M.D.)
McBride Avenue, Woodland Park, Passaic County, New Jersey, 07501, United States
WOODLAND PARK, NJ 074243806
Phone: (973) 812-1400
Fax: (973) 812-1404
Type: Mailing
1011, Clifton Avenue, Athenia, Clifton, Passaic County, New Jersey, 07013, United States
CLIFTON, NJ 070133518
Phone: (973) 471-8200
Fax: (973) 471-3032
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 275 Open Payments records for all available years, with a total value of $5,019.
Total Amount is formed as General ($5,019) + Research ($0) + Ownership ($0) = $5,019.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: ABBVIE INC. ($810).
Total Amount
$5,019
General + Research + Ownership
Payments
275
Total payment records
General Amount
$5,019
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $810 |
| Olympus America Inc. | $731 |
| Janssen Biotech, Inc. | $720 |
| QOL Medical, LLC | $387 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $249 |
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: 2005-10-06
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 |
|---|---|---|---|---|
| I20051006000416 | I | Gastroenterology | 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 |
|---|---|---|---|---|
| J3380 | Injection, vedolizumab, 1 mg | 25,200 | 16 | $0 |
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 268 | 20 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 145 | 20 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 138 | 104 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 129 | 111 | $0 |
Insurance plans in this area (ZIP 07424)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | NJ | |
| Gastroenterology, Internal Medicine | NY | |
| Gastroenterology, Internal Medicine | NJ | |
| Physician Assistant | NJ | |
| A N E S T H E S I O L O G Y | NJ | |
| Gastroenterology, Internal Medicine | NJ | |
| G A S T R O E N T E R O L O G Y | NJ | |
| Gastroenterology, Internal Medicine | NJ | |
| - | NJ | |
| Gastroenterology, Internal Medicine | NJ |
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