Doctor profile · Federal record
Dr. Judith Williamson, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Trenton, NJ
- NPI 1114019676
- Accepts Medicare
- 40 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
750 Brunswick Ave
Trenton, NJ 086385247
(609) 394-6000
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- May 25, 2021
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- New Jersey #25MA06145500 · New Jersey #MA61455
- Medicaid
- NJ #6433901
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114019676. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
579
Distinct HCPCS
5
Medicare allowed
$58,525
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 356 | 268 | $80 | |
99239 |
Hospital discharge day management, more than 30 minutes | 140 | 136 | $118 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 56 | 54 | $181 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 14 | 14 | $124 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 12 | $128 |
In context: peer comparison
Among 31 peers in this city , average services per provider: 144. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$38
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Pharmaceuticals, Inc | 2 | $38.22 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
78
Patients
65
Total drug cost
$1,453
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 20 | 20 | $164 |
| Cefuroxime (Cefuroxime Axetil) | Brand | 20 | 19 | $301 |
| Pantoprazole Sodium | Generic | 15 | 15 | $847 |
| Furosemide | Generic | 12 | 0 | $46 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 11 | 11 | $94 |
Hospital affiliations
Frequently asked questions
What is Dr. Judith Williamson's medical specialty?
Dr. Judith Williamson practices Internal Medicine Physician in Trenton, NJ.
Where does Dr. Judith Williamson practice?
Dr. Judith Williamson practices at 750 Brunswick Ave, Trenton, NJ 086385247. Office phone: 6093946000.
What is Dr. Judith Williamson's NPI?
Dr. Judith Williamson's National Provider Identifier (NPI) is 1114019676, issued by NPPES.
Does Dr. Judith Williamson accept Medicare assignment?
Yes. Dr. Judith Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Judith Williamson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.