NPI age
19 years
Enumerated 2006-10-05
● Active
Type 1 · Individual
Betty Susann Markham, MD
Markham is 1 of 230 dermatology providers in Houston and 1 of 1632 in Texas.
Primary specialty
Dermatology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2021-06-11
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1632 active dermatology providers in Texas.
NPI age
19 years
↑ 3 yr above median (16 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
1
In the 29% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-10Enumerated in NPPES
2006
2026
Where they practice
Practice location
15655 Cypress Wood Medical Dr, Suite 100
Houston, TX 770141471
Mailing address
11511 Shadow Creek Pkwy
Pearland, TX 775847298
Specialties
-
Dermatology PrimaryA dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The...
-
DermatologyProcedural Dermatology, a subspecialty of Dermatology, encompassing a wide variety of surgical procedures and methods to remove or modify skin tissue for health or cosmetic benefit. These methods include scalpel surgery, laser surgery,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 043716203 | |
| 05 (TX) | 043716205 |
Practice context
Part of a multi-provider practice. 19 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1632 Dermatology providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
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.