Keystone Outpatient Services, LLC
NPI 1386830800 · Ambulatory Surgical Clinic/Center · The Woodlands, TX
Keystone Outpatient Services, LLC is a Ambulatory Surgical Clinic/Center organization in The Woodlands, TX (NPI 1386830800).
Provider details
- NPI number
- 1386830800
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Thomas Shannon, General Manager(936) 321-4345
- License
- 8543 (TX)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-18
- Last updated
- 2007-09-18
Frequently asked questions
- What is Keystone Outpatient Services, LLC's NPI number?
- Keystone Outpatient Services, LLC's National Provider Identifier (NPI) is 1386830800, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Keystone Outpatient Services, LLC?
- Keystone Outpatient Services, LLC is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Keystone Outpatient Services, LLC located?
- Keystone Outpatient Services, LLC's practice location on file with NPPES is 3115 College Park Dr, The Woodlands, TX 77384-4000.
- What is Keystone Outpatient Services, LLC's phone number?
- The practice phone number listed in the NPPES registry for Keystone Outpatient Services, LLC is (936) 321-4345.
- Who is the authorized official for Keystone Outpatient Services, LLC?
- The authorized official listed on Keystone Outpatient Services, LLC's NPPES record is Thomas Shannon, General Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Keystone Outpatient Services, LLC's NPI active?
- Yes — Keystone Outpatient Services, LLC's NPI (1386830800) is active in the NPPES registry as of the last update on 2007-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.