Avanguard Surgery Center, LLC
NPI 1356543656 · Ambulatory Surgical Clinic/Center · Tarzana, CA
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Avanguard Surgery Center, LLC is a Ambulatory Surgical Clinic/Center organization in Tarzana, CA (NPI 1356543656).
Provider details
- NPI number
- 1356543656
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Irene Gampel, Manager(818) 355-8868
- License
- 05D1059354 (CA)
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
161 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 | 94 | $465 |
| Injection of Lower Or Sacral Spine Facet Joint Using Imaging Guidance, Single Level64493 | 67 | $429 |
Typical Medicare-allowed amounts for these services range $429–$465 (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
- 2007-05-31
- Last updated
- 2011-04-01
Frequently asked questions
- What is Avanguard Surgery Center, LLC's NPI number?
- Avanguard Surgery Center, LLC's National Provider Identifier (NPI) is 1356543656, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Avanguard Surgery Center, LLC?
- Avanguard Surgery Center, LLC is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Avanguard Surgery Center, LLC located?
- Avanguard Surgery Center, LLC's practice location on file with NPPES is 5620 Wilbur Ave Ste 207, Tarzana, CA 91356-1309.
- What is Avanguard Surgery Center, LLC's phone number?
- The practice phone number listed in the NPPES registry for Avanguard Surgery Center, LLC is (818) 344-0070.
- Does Avanguard Surgery Center, LLC accept Medicare?
- Avanguard 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 Avanguard Surgery Center, LLC?
- The authorized official listed on Avanguard Surgery Center, LLC's NPPES record is Irene Gampel, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Avanguard Surgery Center, LLC's NPI active?
- Yes — Avanguard Surgery Center, LLC's NPI (1356543656) is active in the NPPES registry as of the last update on 2011-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.