DR. JON E HERSHKOWITZ (MD) – Internal Medicine Physician, NPI 1811985203
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,893 INTERNAL MEDICINE in NJ
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Provider Addresses for DR. JON E HERSHKOWITZ (MD)
Summit Avenue, Overlook, Summit, Union County, New Jersey, 07901, United States
SUMMIT MEDICAL GROUP
SUMMIT, NJ 079012804
Phone: (908) 273-4300
Fax: (908) 790-6524
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 2 Open Payments records for all available years, with a total value of $39.
Total Amount is formed as General ($39) + Research ($0) + Ownership ($0) = $39.
Last reported payment date: 2024-11-21 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($25).
Total Amount
$39
General + Research + Ownership
Payments
2
Total payment records
General Amount
$39
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| E.R. Squibb & Sons, L.L.C. | $25 |
| Braeburn Inc. | $13 |
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: 2005-04-06
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 |
|---|---|---|---|---|
| I20050406000028 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 174 | 90 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 166 | 101 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 153 | 132 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 83 | 77 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 15 | 14 | $0 |
Insurance plans in this area (ZIP 07901)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | NJ | |
| - | NJ | |
| - | NJ | |
| - | NY | |
| Hematology/Oncology, Hematology | NY | |
| - | NJ | |
| - | NJ | |
| P S Y C H I A T R Y | NY | |
| - | NJ | |
| P S Y C H I A T R Y | NJ |
Reviews
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