NPI age
19 years
Enumerated 2007-03-22
● Active
Type 1 · Individual
DR. Mark Christopher Delgado, O.D.
Delgado is 1 of 529 optometrist providers in San Antonio and 1 of 7867 in Texas.
Primary specialty
Optometrist
Plus 1 subspecialty
Licensed in
TX, CO
2 states
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 7867 active optometrist providers in Texas.
NPI age
19 years
↑ 4 yr above median (15 yr)
State licenses
2 states
Top 94% — 5% of peers are multi-state
Subspecialties
0
13% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-03Enumerated in NPPES
2007
2026
Where they practice
Practice location
11600 Bandera Rd Ste 106
San Antonio, TX 782506806
Mailing address
11600 Bandera Rd Ste 106
San Antonio, TX 782506806
Specialties
-
Optometrist PrimaryDoctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | G000E96L2 |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 10 new optometrist providers have been added in San Antonio in the last 180 days.
See all →
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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.