1. Home
  2. Directory
  3. Texas
  4. The Woodlands
  5. Clinic Center
  6. NPI Profile

KEYSTONE OUTPATIENT SERVICES, LLC
NPI 1386830800
Clinic/Center - Ambulatory Surgical in The Woodlands, TX

Active since September 18, 2007
3115 COLLEGE PARK DR, SUITE101, THE WOODLANDS, TX 77384(936) 321-4345(936) 321-4353 Get Directions Write a Review

NPPES record last updated: September 18, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Keystone Outpatient Services, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KEYSTONE OUTPATIENT SERVICES, LLC (NPI 1386830800) is a healthcare organization registered as an ambulatory surgical in The Woodlands, Texas and active in the NPI registry since September 2007. The organization lists Thomas Oswald Shannon, General Manager, as its authorized official.

NPPES Registry Identity

NPI1386830800
Entity TypeOrganization
Primary Taxonomy261QA1903X
Legal Business NameKEYSTONE OUTPATIENT SERVICES, LLC
Location Address3115 COLLEGE PARK DR, SUITE101The Woodlands, TX 77384-4000
Mailing Address3115 College Park Dr, Suite101The Woodlands, TX 77384-4000 · (936) 321-4345 · Fax (936) 321-4353
Phone(936) 321-4345
Fax(936) 321-4353
Organization SubpartNo
Authorized OfficialThomas Oswald ShannonGeneral Manager · (936) 321-4345
Enumeration DateSeptember 18, 2007
✔ NPI 1386830800 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Ambulatory SurgicalAmbulatory Health Care Facilities
Taxonomy Code261QA1903X
License✔ Licensed in TX · 8543
3115 COLLEGE PARK DR, The Woodlands, TX 77384
Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. SHELLEY NAUMAN RN
Registered Nurse (Pediatrics)
3115 COLLEGE PARK DR, SUITE 104
CONROE, TX 77384
Montgomery County (936) 321-5030
MURRAY BRUCE FERSHTMAN MD
Pediatrics
3115 COLLEGE PARK DR, STE #104
CONROE, TX 77384
Montgomery County (936) 321-5030
MRS. NORMA ANGELICA GALVEZ MEDICAL ASSISTANT
Specialist/Technologist, Other
3115 COLLEGE PARK DR, SUITE #104
CONROE, TX 77384
Montgomery County (936) 321-5030
SHAIL MAHESHWARI MD PLLC
Internal Medicine (Gastroenterology)
3115 COLLEGE PARK DR, SUITE 107
THE WOODLANDS, TX 77384
Montgomery County (936) 321-5440
EVAN TOW DO
Emergency Medicine
3115 COLLEGE PARK DR, SUITE 108
THE WOODLANDS, TX 77384
Montgomery County (936) 447-9351
RALPH P. PEARCE MD, PA
Internal Medicine (Gastroenterology)
3115 COLLEGE PARK DR, SUITE 107
THE WOODLANDS, TX 77384
Montgomery County (936) 321-5440
MRS. ANNE H CAMPBELL P.T
Physical Therapist
3115 COLLEGE PARK DR, STE 109
THE WOODLANDS, TX 77384
Montgomery County (936) 273-1095
KERI REGINA FERSHTMAN CPNP
Nurse Practitioner (Pediatrics)
3115 COLLEGE PARK DR, SUITE 104
CONROE, TX 77384
Montgomery County (936) 321-5030

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Keystone Outpatient Services, LLC's NPI number?

The NPI number for Keystone Outpatient Services, LLC is 1386830800. It was assigned to this organization in the NPPES registry on September 18, 2007.

Where is Keystone Outpatient Services, LLC located?

Keystone Outpatient Services, LLC is located at 3115 College Park Dr Suite101, The Woodlands, TX 77384. The listed phone number is (936) 321-4345.

What is Keystone Outpatient Services, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

When was this NPI record last updated?

The NPPES record for Keystone Outpatient Services, LLC was last updated on September 18, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.