NPI age
18 years
Enumerated 2007-06-07
● Active
Type 1 · Individual
DR. Peter Joseph O'Carroll III, M.D.
O'Carroll is 1 of 5 psychiatry & neurology providers in Granbury and 1 of 1903 in Texas.
Primary specialty
Psychiatry & Neurology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2020-09-13
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
18 years
≈ at median (17 yr)
State licenses
1 state
14% of peers hold multiple states
Subspecialties
1
In the 34% of peers with subspecialties
NPI lifetime · 2007 → 2026
2007-06Enumerated in NPPES
2007
2026
Where they practice
Practice location
1308e Paluxy Rd Ste 303
Granbury, TX 760485655
Mailing address
1308e Paluxy Rd Ste 303
Granbury, TX 760485655
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.
-
Psychiatry & NeurologyClinical Neurophysiology is a subspecialty with psychiatric or neurologic expertise in the diagnosis and management of central, peripheral, and autonomic nervous system disorders using combined clinical evaluation and electrophysiologic...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | P00736485 | RR MCR |
| 05 (TX) | 203901801 |
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1903 Psychiatry & Neurology 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.