Doctor profile · Federal record

Dr. William Antonelli, DO

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Willingboro, NJ

  • NPI 1609890193
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
218 Sunset RD
Willingboro, NJ 080461110
(609) 835-3056
fax (609) 835-5741
Additional location
100 Bowman Dr Lowr Level1
Voorhees, NJ 080439612
(856) 247-3000
fax (856) 247-2597
Additional location
1600 Haddon Ave
Camden, NJ 081033101
(856) 757-3500
fax (856) 365-4088
Show 2 more locations
Additional location
175 Madison Ave
Mount Holly, NJ 080602099
(609) 914-6000
fax (609) 914-6182
Additional location
90 Brick RD Fl 3
Marlton, NJ 080532177
(856) 355-6000
fax (856) 355-6731
Mailing address
301 Lippincott Dr Ste 410
Marlton, NJ 080534197

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 15, 2020
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
New Jersey #25MB06319300
Medicaid
NJ #6781403

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609890193. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
860
Distinct HCPCS
5
Medicare allowed
$107,422
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 481 193 $127
99239 Hospital discharge day management, more than 30 minutes 208 184 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 81 52 $84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 53 51 $139
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 37 37 $185

In context: peer comparison

Among 6 peers in Willingboro Hospitalist Physician, average services per provider: 161. This provider delivers 5.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 1 $17.43

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
152
Patients
151
Total drug cost
$714
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 29 29 $112
Atorvastatin Calcium Generic 23 23 $144
Pantoprazole Sodium Generic 22 22 $176
Cephalexin Generic 20 20 $69
Prednisone Generic 18 17 $56
Losartan Potassium Generic 16 16 $111
Tramadol Hcl Generic 13 13 $25
Furosemide Generic 11 11 $20

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Antonelli's medical specialty?
Dr. William Antonelli practices Hospitalist Physician in Willingboro, NJ.
Where does Dr. William Antonelli practice?
Dr. William Antonelli practices at 218 Sunset RD, Willingboro, NJ 080461110. Office phone: 6098353056.
What is Dr. William Antonelli's NPI?
Dr. William Antonelli's National Provider Identifier (NPI) is 1609890193, issued by NPPES.
Does Dr. William Antonelli accept Medicare assignment?
Yes. Dr. William Antonelli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Antonelli commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.