James Warren, MD
NPI 1124015052 · Anesthesiology Physician · Marietta, GA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Warren, MD is a Anesthesiology Physician provider in Marietta, GA (NPI 1124015052).
Provider details
- NPI number
- 1124015052
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 19805 (GA)
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
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
Mailing address
Registry dates
- Enumerated
- 2005-10-05
- Last updated
- 2007-11-18
Frequently asked questions
- What is James Warren's NPI number?
- James Warren's National Provider Identifier (NPI) is 1124015052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Warren's specialty?
- James Warren is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Warren located?
- James Warren's practice location on file with NPPES is 780 Canton Road, Marietta, GA 30060-7259.
- What is James Warren's phone number?
- The practice phone number listed in the NPPES registry for James Warren is (678) 574-0943.
- Does James Warren accept Medicare?
- James Warren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Warren's NPI active?
- Yes — James Warren's NPI (1124015052) is active in the NPPES registry as of the last update on 2007-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.