NPI age
12 years
Enumerated 2014-04-28
● Active
Type 1 · Individual
Holly Held Volz, M.D.
Volz is 1 of 136 dermatology providers in San Antonio and 1 of 1632 in Texas.
Primary specialty
Dermatology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2018-09-05
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1632 active dermatology providers in Texas.
NPI age
12 years
↓ 4 yr below median (16 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
1
In the 29% of peers with subspecialties
NPI lifetime · 2014 → 2026
2014-04Enumerated in NPPES
2014
2026
Where they practice
Practice location
7979 Wurzbach Rd Fl 3
San Antonio, TX 78229
Mailing address
7703 Floyd Curl Dr # Mc7977
San Antonio, TX 782293901
Specialties
-
Dermatology PrimaryA dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The...
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 386442301 | |
| 01 (TX) | 386442302 | CSHCN |
Practice context
Part of a multi-provider practice. 4 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1632 Dermatology providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- 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.