NPI age
20 years
Enumerated 2005-10-18
● Active
Type 1 · Individual
Michael T. Yen, M.D.
Yen is 1 of 340 ophthalmology providers in Houston and 1 of 2155 in Texas.
Primary specialty
Ophthalmology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-01-15
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2155 active ophthalmology providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
9% of peers hold multiple states
Subspecialties
0
31% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-10Enumerated in NPPES
2005
2026
Where they practice
Practice location
1504 Taub Loop
Houston, TX 770301608
Mailing address
Po Box 4771
Houston, TX 772104771
Additional practice locations
1 secondary location on file with NPPES.
Location 2
6550 Fannin St, Suite 1501
Houston, TX 770302717
Specialties
-
Ophthalmology PrimaryAn ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 153999102 | |
| 05 (TX) | 153999103 | |
| 05 (TX) | 153999101 | |
| 01 (TX) | 4220469 | BLUE LINK |
| 01 (TX) | 8G7720 | BC/BS |
Practice context
Part of a multi-provider practice. 995 other active providers share this practice address in NPPES.
Recently enumerated nearby: 2 new ophthalmology 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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.