NPI age
18 years
Enumerated 2007-09-18
● Active Type 2 · Organization
Keystone Outpatient Services, Llc
Keystone Outpatient Services, Llc is 1 of 1647 clinic/center organizations in Texas.
Primary specialty
Clinic/Center
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Shannon
General Manager
Last NPPES update
2007-09-18
Source: monthly bulk 2026-05
How this organization compares
Across 1647 active clinic/center providers in Texas.
NPI age
18 years
↑ 2 yr above median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2007 → 2026
2007-09Enumerated in NPPES
2007
2026
Where they practice
Primary practice location
3115 College Park Dr, Suite101
The Woodlands, TX 773844000
Mailing address
3115 College Park Dr, Suite101
The Woodlands, TX 773844000
Authorized official
Thomas Oswald Shannon, MD
General Manager
📞 9363214345
Individual providers at this organization
13 individual providers on file at this primary practice address.
- Elham Abbasi-Hafshejani, M.D. Internal Medicine NPI 1306856513
- Anne Campbell, P.T Physical Therapist NPI 1184633992
- Jeffry Cockerell, DC Chiropractor NPI 1386800373
- Maurice Conte, M D Neuromusculoskeletal Medicine, Sports Medicine NPI 1669472825
- Carlos Durham, M.D. Anesthesiology NPI 1689674418
- Terry Eavenson, LMRT Radiologic Technologist NPI 1720189103
- Mark Egerman, M.D. Anesthesiology NPI 1407856230
- Paige King, NP-C Nurse Practitioner NPI 1760728315
- Eric Lebouef, DC Chiropractor NPI 1720036643
- Pamela Oconnor, MD Family Medicine NPI 1265413256
- Larin Perkins, D.C. Chiropractor NPI 1366504748
- Evan Tow, DO Emergency Medicine NPI 1083798763
- Apurv Varia, M.D. Internal Medicine NPI 1578857512
Specialties
-
Clinic/Center PrimaryDefinition to come...
Practice context
Multi-provider organization. 13 individual providers on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.