NPI age
11 years
Enumerated 2015-05-18
● Active Type 2 · Organization
Austin Oncall Em Physicians Pllc
Austin Oncall Em Physicians Pllc is 1 of 6039 emergency medicine organizations in Texas.
Primary specialty
Emergency Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Brown
President
Last NPPES update
2015-05-18
Source: monthly bulk 2026-05
How this organization compares
Across 6039 active emergency medicine providers in Texas.
NPI age
11 years
↓ 4 yr below median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2015 → 2026
2015-05Enumerated in NPPES
2015
2026
Where they practice
Primary practice location
5701 W Slaughter Ln, Bldg G
Austin, TX 787496527
Mailing address
11 Lakefield Trl
Katy, TX 774934949
Authorized official
William Clay Brown, MD
President
📞 7138513008
Individual providers at this organization
6 individual providers on file at this primary practice address.
- Natasha Dewald, AUD Audiologist-Hearing Aid Fitter NPI 1669484226
- Nadeen Gray, MD Family Medicine NPI 1770598831
- Erin Johnson, CPNP Nurse Practitioner NPI 1801272372
- Erica Moeller, MD Family Medicine NPI 1144289034
- George Mundanthanam, M.D. Orthopaedic Surgery NPI 1821268798
- Valerie Santiago-Doyle, DDS Dentist NPI 1003013301
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
Practice context
Multi-provider organization. 6 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 →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.