NPI age
20 years
Enumerated 2006-02-20
● Active
Type 1 · Individual
Randall Preissig, M.D.
Preissig is 1 of 2 radiology providers in San Antonio and 1 of 33 in Texas.
Primary specialty
Radiology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-12
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 33 active radiology providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
15% of peers hold multiple states
Subspecialties
1
In the 48% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-02Enumerated in NPPES
2006
2026
Where they practice
Practice location
9901 Ih 10 W, Suite 400
San Antonio, TX 782302246
Mailing address
11814 Mill Rock Rd
San Antonio, TX 782302624
Specialties
-
Radiology PrimaryA radiologist who is involved in the analysis and imaging of radionuclides and radiolabeled substances in vitro and in vivo for diagnosis and the administration of radionuclides and radiolabeled substances for the treatment of disease.
-
RadiologyA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Practice context
Part of a multi-provider practice. 10 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.