NPI age
20 years
Enumerated 2005-11-25
● Active
Type 1 · Individual
Zishan A Samiuddin, MD
Samiuddin 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
2016-10-12
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 4391 active psychiatry & neurology providers in Texas.
NPI age
20 years
↑ 4 yr above median (16 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
34% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-11Enumerated in NPPES
2005
2026
Where they practice
Practice location
1415 California St
Houston, TX 77006
Mailing address
Po Box 66308
Houston, TX 772666308
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 |
|---|---|---|
| 05 (TX) | 1220675-02 | |
| 01 (TX) | 245910 | VALUE OPTIONS |
| 01 (TX) | 209743000 | MAGELLAN |
| 01 (TX) | 189310160775 | HUMANA |
| 01 | 5038645 | AETNA |
| 01 (TX) | 1220675-02 | BLUE CROSS/BLUE SHIELD |
Practice context
Part of a multi-provider practice. 137 other active providers share this practice address in NPPES.
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 →
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