Doctor profile · Federal record

Dr. William Digiacomo, M.D.

Internal Medicine Physician (CMS: Gastroenterology) · Union, NJ

  • NPI 1982652970
  • Accepts Medicare
  • MIPS 83.7 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2801 Morris Ave
Union, NJ 070834826
(908) 851-2500
fax (908) 851-0708

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
March 27, 2025
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New Jersey #25MA07813300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982652970. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
409
Distinct HCPCS
10
Medicare allowed
$53,497
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 216 113 $95
45380 Biopsy of large bowel using a flexible endoscope 27 26 $141
99203 New patient office or other outpatient visit, 30-44 minutes 23 23 $118
99213 Established patient office or other outpatient visit, 20-29 minutes 18 14 $72
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 16 16 $258
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $141
93880 Ultrasound of both sides of head and neck blood flow 14 14 $171
93925 Ultrasound of leg arteries or artery grafts 14 14 $267
93970 Ultrasound study of arm or leg veins with compression and maneuvers 14 14 $209
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 14 14 $199

In context: peer comparison

Among 11 peers in this city , average services per provider: 213. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$844
Transactions
55
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 19 $228.11
Novo Nordisk Inc 8 $156.03
PFIZER INC. 6 $107.88
Salix Pharmaceuticals, a division of Bausch Health US, LLC 5 $75.41
Takeda Pharmaceuticals U.S.A., Inc. 3 $48.13
Lilly USA, LLC 2 $34.22
IDORSIA PHARMACEUTICALS US INC 2 $33.52
Madrigal Pharmaceuticals 2 $32.55
Abbott Laboratories 2 $32.17
Janssen Biotech, Inc. 2 $30.23
Merck Sharp & Dohme LLC 1 $17.37
Gilead Sciences, Inc. 1 $17.26
Currax Pharmaceuticals LLC 1 $17.24
AstraZeneca Pharmaceuticals LP 1 $13.85

By nature of payment

Food and Beverage
$844

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
534
Patients
173
Total drug cost
$57,791
Drug Type Claims Patients Total cost
Omeprazole Generic 63 41 $1,316
Amlodipine Besylate Generic 52 26 $638
Pantoprazole Sodium Generic 48 22 $435
Zolpidem Tartrate Generic 45 0 $285
Metformin Hcl Generic 43 14 $427
Alprazolam Generic 40 12 $310
Farxiga (Dapagliflozin Propanediol) Brand 38 0 $28,543
Metoprolol Succinate Generic 38 17 $756
Rosuvastatin Calcium Generic 29 12 $1,499
Atorvastatin Calcium Generic 27 15 $481

Frequently asked questions

Auto-generated from federal data
What is Dr. William Digiacomo's medical specialty?
Dr. William Digiacomo practices Internal Medicine Physician in Union, NJ.
Where does Dr. William Digiacomo practice?
Dr. William Digiacomo practices at 2801 Morris Ave, Union, NJ 070834826. Office phone: 9088512500.
What is Dr. William Digiacomo's NPI?
Dr. William Digiacomo's National Provider Identifier (NPI) is 1982652970, issued by NPPES.
Does Dr. William Digiacomo accept Medicare assignment?
Yes. Dr. William Digiacomo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Digiacomo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.