Gary Barnes, M.D.
NPI 1538162433 · Emergency Medicine Physician · Chattanooga, TN
Gary Barnes, M.D. is a Emergency Medicine Physician provider in Chattanooga, TN (NPI 1538162433).
Provider details
- NPI number
- 1538162433
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD17883 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-05-24
- Last updated
- 2008-04-07
Frequently asked questions
- What is Gary Barnes's NPI number?
- Gary Barnes's National Provider Identifier (NPI) is 1538162433, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Barnes's specialty?
- Gary Barnes is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Barnes located?
- Gary Barnes's practice location on file with NPPES is 1100 E 3rd St, Chattanooga, TN 37403-2201.
- What is Gary Barnes's phone number?
- The practice phone number listed in the NPPES registry for Gary Barnes is (423) 778-4800.
- Is Gary Barnes's NPI active?
- Yes — Gary Barnes's NPI (1538162433) is active in the NPPES registry as of the last update on 2008-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.