St Marks Ambulatory Surgery Associates Lp
NPI 1174587984 · Ambulatory Surgical Clinic/Center · Salt Lake City, UT
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
St Marks Ambulatory Surgery Associates Lp is a Ambulatory Surgical Clinic/Center organization in Salt Lake City, UT (NPI 1174587984).
Provider details
- NPI number
- 1174587984
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- William Swinney, Vp(972) 789-2877
- License
- 2005ASF519 (UT)
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
20 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
953 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, Non-Radioactive, Non-Contrast, Visualization Adjunct (e.g., Methylene Blue, Isosulfan Blue), 1 MgQ9968 | 567 | $8 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 148 | $1,111 |
| Removal of Nasal Air Passage Under Lining Tissue30140 | 38 | $608 |
| Partial Removal of Breast19301 | 32 | $1,063 |
| Repair of Shoulder Rotator Cuff Using an Endoscope29827 | 29 | $2,378 |
| Insertion of Needle Or Tube Into Prostate for Radiation Therapy55875 |
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Mt. Olympus Surgery Center
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2024-04-17
- Certified
- 2024-04-17
Frequently asked questions
- What is St Marks Ambulatory Surgery Associates Lp's NPI number?
- St Marks Ambulatory Surgery Associates Lp's National Provider Identifier (NPI) is 1174587984, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is St Marks Ambulatory Surgery Associates Lp?
- St Marks Ambulatory Surgery Associates Lp is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is St Marks Ambulatory Surgery Associates Lp located?
- St Marks Ambulatory Surgery Associates Lp's practice location on file with NPPES is 1250 E 3900 S, Salt Lake City, UT 84124-1348.
- What is St Marks Ambulatory Surgery Associates Lp's phone number?
- The practice phone number listed in the NPPES registry for St Marks Ambulatory Surgery Associates Lp is (801) 262-0358.
- Does St Marks Ambulatory Surgery Associates Lp accept Medicare?
- St Marks Ambulatory Surgery Associates Lp 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 St Marks Ambulatory Surgery Associates Lp?
- The authorized official listed on St Marks Ambulatory Surgery Associates Lp's NPPES record is William Swinney, Vp. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is St Marks Ambulatory Surgery Associates Lp's NPI active?
- Yes — St Marks Ambulatory Surgery Associates Lp's NPI (1174587984) is active in the NPPES registry as of the last update on 2024-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.