Gastro-Surgi Center of New Jersey
NPI 1891881926 · Ambulatory Surgical Clinic/Center · Mountainside, NJ
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gastro-Surgi Center of New Jersey is a Ambulatory Surgical Clinic/Center organization in Mountainside, NJ (NPI 1891881926).
Provider details
- NPI number
- 1891881926
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Sharon Gelardi, Executive Director(908) 317-9434
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,249 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 345 | $633 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 326 | $414 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 291 | $522 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 128 | $493 |
| Colorectal Cancer Screening; Colonoscopy on Individual Not Meeting Criteria for High RiskG0121 | 91 | $494 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2025-05-08
- Certified
- 2025-05-08
Frequently asked questions
- What is Gastro-Surgi Center of New Jersey's NPI number?
- Gastro-Surgi Center of New Jersey's National Provider Identifier (NPI) is 1891881926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gastro-Surgi Center of New Jersey?
- Gastro-Surgi Center of New Jersey is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Gastro-Surgi Center of New Jersey located?
- Gastro-Surgi Center of New Jersey's practice location on file with NPPES is 1132 Spruce Drive, Mountainside, NJ 07092-2219.
- What is Gastro-Surgi Center of New Jersey's phone number?
- The practice phone number listed in the NPPES registry for Gastro-Surgi Center of New Jersey is (908) 317-9434.
- Does Gastro-Surgi Center of New Jersey accept Medicare?
- Gastro-Surgi Center of New Jersey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Gastro-Surgi Center of New Jersey?
- The authorized official listed on Gastro-Surgi Center of New Jersey's NPPES record is Sharon Gelardi, Executive Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gastro-Surgi Center of New Jersey's NPI active?
- Yes — Gastro-Surgi Center of New Jersey's NPI (1891881926) is active in the NPPES registry as of the last update on 2025-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.