Doctor profile · Federal record
Dr. Jon Hershkowitz, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Summit, NJ
- NPI 1811985203
- Accepts Medicare
- MIPS 88.9 / 100 · 2023
- 35 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
120 Summit Ave, Summit Medical Group
Summit, NJ 079012804
(908) 277-8880
fax (908) 277-8779
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- September 11, 2025
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New Jersey #MA69995
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811985203. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
591
Distinct HCPCS
5
Medicare allowed
$76,940
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 174 | 90 | $84 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 166 | 101 | $138 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 153 | 132 | $184 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 83 | 77 | $126 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 15 | 14 | $53 |
In context: peer comparison
Among 23 peers in this city , average services per provider: 136. This provider delivers 4.3× the peer median.Open Payments
Industry payments received
All-time total
$39
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 1 | $25.25 | |
| Braeburn Inc. | 1 | $13.35 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Jon Hershkowitz's medical specialty?
Dr. Jon Hershkowitz practices Internal Medicine Physician in Summit, NJ.
Where does Dr. Jon Hershkowitz practice?
Dr. Jon Hershkowitz practices at 120 Summit Ave, Summit, NJ 079012804. Office phone: 9082778880.
What is Dr. Jon Hershkowitz's NPI?
Dr. Jon Hershkowitz's National Provider Identifier (NPI) is 1811985203, issued by NPPES.
Does Dr. Jon Hershkowitz accept Medicare assignment?
Yes. Dr. Jon Hershkowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jon Hershkowitz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.