Robert Holloway, MD
NPI 1316025554 · Interventional Pain Medicine Physician · O Fallon, MO
Robert Holloway, MD is a Interventional Pain Medicine Physician provider in O Fallon, MO (NPI 1316025554).
Provider details
- NPI number
- 1316025554
- Entity type
- Individual
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2003023611 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-11-02
- Last updated
- 2016-04-18
Frequently asked questions
- What is Robert Holloway's NPI number?
- Robert Holloway's National Provider Identifier (NPI) is 1316025554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Holloway's specialty?
- Robert Holloway is listed in the NPPES registry with a primary specialty of Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Holloway located?
- Robert Holloway's practice location on file with NPPES is 935 Green Briar Hills Dr, O Fallon, MO 63366-5596.
- What is Robert Holloway's phone number?
- The practice phone number listed in the NPPES registry for Robert Holloway is (314) 680-0318.
- Is Robert Holloway's NPI active?
- Yes — Robert Holloway's NPI (1316025554) is active in the NPPES registry as of the last update on 2016-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.