Summit Asc, LLP
NPI 1841397171 · Ambulatory Surgical Clinic/Center · Houston, TX
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Summit Asc, LLP is a Ambulatory Surgical Clinic/Center organization in Houston, TX (NPI 1841397171).
Provider details
- NPI number
- 1841397171
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- John Garrett, Manager(713) 621-6245
- License
- 007253 (TX)
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
535 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 Cataract With Insertion of Prosthetic Lens66984 | 327 | $1,116 |
| Removal of Recurring Cataract in Lens Capsule Using a Laser66821 | 79 | $297 |
| Complex Removal of Cataract With Insertion of Prosthetic Lens66982 | 68 | $1,123 |
| Laser Repair to Improve Eye Fluid Flow65855 | 25 | $133 |
| Dilation of Fluid Outflow Drainage Within Eye66174 | 18 | $2,015 |
| Extracapsular Removal of Cataract With Insertion of Artificial Lens and Insertion of Drainage Device in Front Chamber of Eye66991 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2026-02-25
- Certified
- 2026-02-25
Frequently asked questions
- What is Summit Asc, LLP's NPI number?
- Summit Asc, LLP's National Provider Identifier (NPI) is 1841397171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Summit Asc, LLP?
- Summit Asc, LLP is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Summit Asc, LLP located?
- Summit Asc, LLP's practice location on file with NPPES is 4126 Southwest Fwy Ste 108, Houston, TX 77027-7318.
- What is Summit Asc, LLP's phone number?
- The practice phone number listed in the NPPES registry for Summit Asc, LLP is (713) 622-4995.
- Does Summit Asc, LLP accept Medicare?
- Summit Asc, LLP 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 Summit Asc, LLP?
- The authorized official listed on Summit Asc, LLP's NPPES record is John Garrett, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Summit Asc, LLP's NPI active?
- Yes — Summit Asc, LLP's NPI (1841397171) is active in the NPPES registry as of the last update on 2026-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.