NPI age
17 years
Enumerated 2008-07-08
● Active
Type 1 · Individual
Mark Gilbert, M.D.
Gilbert is 1 of 422 internal medicine providers in Houston and 1 of 2301 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX, KY, OH
3 states
Status
Active
No deactivations on record
Last NPPES update
2024-09-16
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
17 years
↓ 2 yr below median (19 yr)
State licenses
3 states
Top 88% — 11% of peers are multi-state
Subspecialties
0
37% of peers hold subspecialties
NPI lifetime · 2008 → 2026
2008-07Enumerated in NPPES
2008
2026
Where they practice
Practice location
7737 Southwest Fwy Ste 700
Houston, TX 770741820
Mailing address
909 Frostwood Dr Ste 1.100
Houston, TX 770242301
Additional practice locations
1 secondary location on file with NPPES.
Location 2
16902 Southwest Fwy Ste 202
Sugar Land, TX 774793574
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 |
|---|---|---|
| 05 (OH) | 0106605 | |
| 05 (IN) | 201155850 | |
| 05 (KY) | 7100303960 |
Multi-state credentialing: Licensed in 3 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 4 other active providers share this practice address in NPPES.
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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.