NPI age
19 years
Enumerated 2006-06-22
● Active
Type 1 · Individual
Sean M Milligan, MD
Milligan is 1 of 11 psychiatry & neurology providers in Amarillo and 1 of 1903 in Texas.
Primary specialty
Psychiatry & Neurology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2021-12-07
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1903 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
34% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-06Enumerated in NPPES
2006
2026
Where they practice
Practice location
6700 W 9th Ave
Amarillo, TX 791061729
Mailing address
Po Box 840020
Dallas, TX 752840020
Specialties
-
Psychiatry & Neurology PrimaryA 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.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 182106803 |
Practice context
Part of a multi-provider practice. 62 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.