IndividualActive
Grant O'Neal, PHD
NPI 1356390389 · Psychiatry Physician · Columbia, MO
Grant O'Neal, PHD is a Psychiatry Physician provider in Columbia, MO (NPI 1356390389).
Provider details
- NPI number
- 1356390389
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- PHD
- Sex
- Male
- License
- R0462 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
601 Business Loop 70 W
Columbia, MO 65203-2546
Phone: (660) 248-2197
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 7687
Columbia, MO 65205-7687
Registry dates
- Enumerated
- 2006-05-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Grant O'Neal's NPI number?
- Grant O'Neal's National Provider Identifier (NPI) is 1356390389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant O'Neal's specialty?
- Grant O'Neal is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Grant O'Neal located?
- Grant O'Neal's practice location on file with NPPES is 601 Business Loop 70 W, Columbia, MO 65203-2546.
- What is Grant O'Neal's phone number?
- The practice phone number listed in the NPPES registry for Grant O'Neal is (660) 248-2197.
- Is Grant O'Neal's NPI active?
- Yes — Grant O'Neal's NPI (1356390389) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.