James O'Leary, MD
NPI 1245369099 · Obstetrics & Gynecology Physician · Jacksonville Beach, FL
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James O'Leary, MD is a Obstetrics & Gynecology Physician provider in Jacksonville Beach, FL (NPI 1245369099).
Provider details
- NPI number
- 1245369099
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36389 (WI)
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
2 documented practice locations
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
Additional practice locations (1)
- 1818 N Meade StAppleton, WI 54911-3454Phone: (920) 749-4000Fax: (920) 749-4015
Registry dates
- Enumerated
- 2007-03-05
- Last updated
- 2020-07-29
- Certified
- 2020-07-29
Frequently asked questions
- What is James O'Leary's NPI number?
- James O'Leary's National Provider Identifier (NPI) is 1245369099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James O'Leary's specialty?
- James O'Leary is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is James O'Leary located?
- James O'Leary's practice location on file with NPPES is 1361 13th Ave S Ste &110&115, Jacksonville Beach, FL 32250-3233.
- What is James O'Leary's phone number?
- The practice phone number listed in the NPPES registry for James O'Leary is (904) 247-5514.
- Does James O'Leary accept Medicare?
- James O'Leary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James O'Leary's NPI active?
- Yes — James O'Leary's NPI (1245369099) is active in the NPPES registry as of the last update on 2020-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.