Gateway Surgery Center, LLC.
NPI 1770989212 · Ambulatory Surgical Clinic/Center · Valencia, CA
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gateway Surgery Center, LLC. is a Ambulatory Surgical Clinic/Center organization in Valencia, CA (NPI 1770989212).
Provider details
- NPI number
- 1770989212
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Karen Reiter, National Vp of Asc Operations.(310) 710-4189
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
11 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
35 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) |
|---|---|---|
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 23 | $425 |
| Injection of Substance Into Lower Spine Canal Using Imaging Guidance62323 | 12 | $412 |
Typical Medicare-allowed amounts for these services range $412–$425 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-11-11
- Last updated
- 2025-05-05
- Certified
- 2025-05-05
Frequently asked questions
- What is Gateway Surgery Center, LLC.'s NPI number?
- Gateway Surgery Center, LLC.'s National Provider Identifier (NPI) is 1770989212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gateway Surgery Center, LLC.?
- Gateway Surgery Center, LLC. is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Gateway Surgery Center, LLC. located?
- Gateway Surgery Center, LLC.'s practice location on file with NPPES is 28682 the Old Rd, Valencia, CA 91355-1021.
- What is Gateway Surgery Center, LLC.'s phone number?
- The practice phone number listed in the NPPES registry for Gateway Surgery Center, LLC. is (661) 295-8700.
- Does Gateway Surgery Center, LLC. accept Medicare?
- Gateway 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 Gateway Surgery Center, LLC.?
- The authorized official listed on Gateway Surgery Center, LLC.'s NPPES record is Karen Reiter, National Vp of Asc Operations.. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gateway Surgery Center, LLC.'s NPI active?
- Yes — Gateway Surgery Center, LLC.'s NPI (1770989212) is active in the NPPES registry as of the last update on 2025-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.