James Day, MD
NPI 1710911227 · Internal Medicine Physician · Jacksonville, FL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Day, MD is a Internal Medicine Physician provider in Jacksonville, FL (NPI 1710911227).
Provider details
- NPI number
- 1710911227
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 39043 (KY)
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
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
- 2006-07-10
- Last updated
- 2016-11-21
Frequently asked questions
- What is James Day's NPI number?
- James Day's National Provider Identifier (NPI) is 1710911227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Day's specialty?
- James Day is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Day located?
- James Day's practice location on file with NPPES is 1536 N Jefferson Street, Jacksonville, FL 32209.
- What is James Day's phone number?
- The practice phone number listed in the NPPES registry for James Day is (904) 457-5800.
- Does James Day accept Medicare?
- James Day is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Day's NPI active?
- Yes — James Day's NPI (1710911227) is active in the NPPES registry as of the last update on 2016-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.