NPI age
20 years
Enumerated 2006-03-07
● Active
Type 1 · Individual
Su Min Chang, MD
Chang is 1 of 422 internal medicine providers in Houston and 1 of 2301 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX, WI
2 states
Status
Active
No deactivations on record
Last NPPES update
2017-12-08
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2301 active internal medicine providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
2 states
Top 88% — 11% of peers are multi-state
Subspecialties
0
37% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-03Enumerated in NPPES
2006
2026
Where they practice
Practice location
6550 Fannin St, Suite 1901
Houston, TX 770302717
Mailing address
6550 Fannin St, Suite 1901
Houston, TX 770302717
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | P01309509 | RR MEDICARE |
| 05 (TX) | 190639807 | |
| 01 (TX) | P01037115 | RR MEDICARE |
| 05 (TX) | 190639802 | |
| 05 (TX) | 190639803 | |
| 05 (TX) | 190639801 | |
| 05 (TX) | 190639806 | |
| 01 (TX) | 8AH671 | BLUE CROSS BLUE SHIELD |
| 05 (WI) | 34365500 | |
| 05 (LA) | 1886602 | |
| 01 (TX) | P00459994 | RAILROAD MEDICARE |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 376 other active providers share this practice address in NPPES.
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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.