NPI age
15 years
Enumerated 2010-06-10
● Active
Type 1 · Individual
Christina Tjok, M.D.
Tjok is 1 of 876 psychiatry & neurology providers in Houston and 1 of 4391 in Texas.
Primary specialty
Psychiatry & Neurology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2019-06-11
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 4391 active psychiatry & neurology providers in Texas.
NPI age
15 years
≈ at median (16 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
34% of peers hold subspecialties
NPI lifetime · 2010 → 2026
2010-06Enumerated in NPPES
2010
2026
Where they practice
Practice location
2211 Norfolk St Ste 628
Houston, TX 770984056
Mailing address
2628 Sunset Blvd
Houston, TX 770052440
Additional practice locations
1 secondary location on file with NPPES.
Location 2
1709 Dryden Rd # 5.70
Houston, TX 770302400
Specialties
-
Psychiatry & Neurology PrimaryA Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 549676 | TEXAS MEDICAL BOARD PHYSICIAN IN TRAINING |
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 psychiatry & neurology providers have been added in Houston in the last 180 days.
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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.
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