William Digiacomo, M.D.
NPI 1982652970 · Internal Medicine Physician · Union, NJ
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Digiacomo, M.D. is a Internal Medicine Physician provider in Union, NJ (NPI 1982652970).
Provider details
- NPI number
- 1982652970
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07813300 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
256 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 106 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 61 | $96 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 31 | $197 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 17 | $87 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 16 | $138 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 53 | 31 |
| Pantoprazole Sodium | 39 | 15 |
| Semaglutidebrand: Ozempic | 35 | — |
| Zolpidem Tartrate | 33 | — |
| Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq | 29 | 28 |
| Alprazolam | 29 | — |
| Tirzepatide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$844 across 55 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2025-03-27
- Certified
- 2025-03-27
Frequently asked questions
- What is William Digiacomo's NPI number?
- William Digiacomo's National Provider Identifier (NPI) is 1982652970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Digiacomo's specialty?
- William Digiacomo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Digiacomo located?
- William Digiacomo's practice location on file with NPPES is 2801 Morris Ave, Union, NJ 07083-4826.
- What is William Digiacomo's phone number?
- The practice phone number listed in the NPPES registry for William Digiacomo is (908) 851-2500.
- Does William Digiacomo accept Medicare?
- William Digiacomo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Digiacomo's NPI active?
- Yes — William Digiacomo's NPI (1982652970) is active in the NPPES registry as of the last update on 2025-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.