Norwalk Surgery Center, LLC
NPI 1164732426 · Ambulatory Surgical Clinic/Center · Norwalk, CT
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Norwalk Surgery Center, LLC is a Ambulatory Surgical Clinic/Center organization in Norwalk, CT (NPI 1164732426).
Provider details
- NPI number
- 1164732426
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Paul Protomastro, Board Member(914) 227-5360
- License
- PENDING (CT)
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
15 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
337 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) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 81 | $535 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 64 | $1,270 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 49 | $361 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 46 | $642 |
| Complex Removal of Cataract With Insertion of Prosthetic Lens66982 | 27 | $1,270 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-10-20
- Last updated
- 2011-09-16
Frequently asked questions
- What is Norwalk Surgery Center, LLC's NPI number?
- Norwalk Surgery Center, LLC's National Provider Identifier (NPI) is 1164732426, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Norwalk Surgery Center, LLC?
- Norwalk Surgery Center, LLC is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Norwalk Surgery Center, LLC located?
- Norwalk Surgery Center, LLC's practice location on file with NPPES is 40 Cross St Ste 120, Norwalk, CT 06851-4698.
- What is Norwalk Surgery Center, LLC's phone number?
- The practice phone number listed in the NPPES registry for Norwalk Surgery Center, LLC is (203) 546-3377.
- Does Norwalk Surgery Center, LLC accept Medicare?
- Norwalk Surgery Center, LLC 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 Norwalk Surgery Center, LLC?
- The authorized official listed on Norwalk Surgery Center, LLC's NPPES record is Paul Protomastro, Board Member. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Norwalk Surgery Center, LLC's NPI active?
- Yes — Norwalk Surgery Center, LLC's NPI (1164732426) is active in the NPPES registry as of the last update on 2011-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.