John Franzese, M.D.
NPI 1053390104 · Gastroenterology Physician · Chatham, NJ
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Franzese, M.D. is a Gastroenterology Physician provider in Chatham, NJ (NPI 1053390104).
Provider details
- NPI number
- 1053390104
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA05650400 (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
1,540 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 | 388 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 229 | $98 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 149 | $135 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 119 | $178 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 117 | $265 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 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 |
|---|---|---|
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 338 | 333 |
| Famotidine | 285 | 114 |
| Pantoprazole Sodium | 186 | 72 |
| Omeprazole | 140 | 61 |
| Linaclotidebrand: Linzess | 62 | 23 |
| Lipase/Protease/Amylasebrand: Creon | 59 | 16 |
| Mesalamine | 55 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$600 across 32 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
- 2006-01-16
- Last updated
- 2020-03-03
- Certified
- 2020-03-03
Frequently asked questions
- What is John Franzese's NPI number?
- John Franzese's National Provider Identifier (NPI) is 1053390104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Franzese's specialty?
- John Franzese is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Franzese located?
- John Franzese's practice location on file with NPPES is 396 Main St, Chatham, NJ 07928-2112.
- What is John Franzese's phone number?
- The practice phone number listed in the NPPES registry for John Franzese is (973) 701-8277.
- Does John Franzese accept Medicare?
- John Franzese is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Franzese's NPI active?
- Yes — John Franzese's NPI (1053390104) is active in the NPPES registry as of the last update on 2020-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.