NPI age
19 years
Enumerated 2006-07-11
● Active
Type 1 · Individual
Katia Arnold, MD
Arnold is 1 of 1938 internal medicine providers in Houston and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-12
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
19 years
↑ 2 yr above median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-07Enumerated in NPPES
2006
2026
Where they practice
Practice location
11800 Astoria Blvd
Houston, TX 770896041
Mailing address
18333 Egret Bay Blvd Ste 140
Houston, TX 770583239
Additional practice locations
4 secondary locations on file with NPPES.
Location 2
200 Blossom St
Webster, TX 775984204
Location 3
500 W Medical Center Blvd
Webster, TX 775984220
Location 4
18333 Egret Bay Blvd Ste 140
Houston, TX 770583239
Location 5
18300 Houston Methodist Dr
Houston, TX 770586302
Specialties
-
Internal Medicine PrimaryA 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 |
|---|---|---|
| 01 (TX) | 8QA710 | BCBS |
| 05 (TX) | 180444508 | |
| 05 (TX) | 180444507 |
Practice context
Part of a multi-provider practice. 114 other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new internal medicine providers have been added in Houston in the last 180 days.
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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.