NPI age
6 years
Enumerated 2020-03-27
● Active
Type 1 · Individual
Lianed Perez Mercado, MD
Perez Mercado is 1 of 38 psychiatry & neurology providers in Houston and 1 of 85 in Texas.
Primary specialty
Psychiatry & Neurology
Plus 1 subspecialty
Licensed in
TX, GA
2 states
Status
Active
No deactivations on record
Last NPPES update
2026-04-13
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 85 active psychiatry & neurology providers in Texas.
NPI age
6 years
↓ 7 yr below median (13 yr)
State licenses
2 states
Top 70% — 29% of peers are multi-state
Subspecialties
1
In the 74% of peers with subspecialties
NPI lifetime · 2020 → 2026
2020-03Enumerated in NPPES
2020
2026
Where they practice
Practice location
9710 Harrowgate Dr
Houston, TX 770313117
Mailing address
111 E 210th St
Bronx, NY 104672401
Additional practice locations
1 secondary location on file with NPPES.
Location 2
1000 Johnson Ferry Rd
Atlanta, GA 303421606
Specialties
-
Psychiatry & Neurology PrimaryVascular Neurology is a subspecialty in the evaluation, prevention, treatment and recovery from vascular diseases of the nervous system. This subspecialty includes the diagnosis and treatment of vascular events of arterial or venous...
-
Psychiatry & NeurologyA Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
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