NPI age
19 years
Enumerated 2007-04-16
● Active
Type 1 · Individual
Abigail Langan, MD
Langan is 1 of 4 psychiatry & neurology providers in Katy and 1 of 592 in Texas.
Primary specialty
Psychiatry & Neurology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-01-05
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 592 active psychiatry & neurology providers in Texas.
NPI age
19 years
↑ 2 yr above median (17 yr)
State licenses
1 state
14% of peers hold multiple states
Subspecialties
0
49% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-04Enumerated in NPPES
2007
2026
Where they practice
Practice location
24285 Katy Fwy Ste 300
Katy, TX 774941128
Mailing address
577 1st Ave
New York, NY 100166404
Specialties
-
Psychiatry & Neurology PrimaryChild & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
Practice context
Part of a multi-provider practice. 24 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new psychiatry & neurology provider has been added in Katy 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.