John Leonard, RN
NPI 1487432639 · Certified Registered Nurse Anesthetist · Metairie, LA
John Leonard, RN is a Certified Registered Nurse Anesthetist provider in Metairie, LA (NPI 1487432639).
Provider details
- NPI number
- 1487432639
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- Yes
- License
- 246902 (LA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2023-09-19
- Last updated
- 2026-06-03
- Certified
- 2026-06-03
Frequently asked questions
- What is John Leonard's NPI number?
- John Leonard's National Provider Identifier (NPI) is 1487432639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Leonard's specialty?
- John Leonard is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Leonard located?
- John Leonard's practice location on file with NPPES is 3004 43rd St, Metairie, LA 70001-2947.
- What is John Leonard's phone number?
- The practice phone number listed in the NPPES registry for John Leonard is (228) 229-4263.
- Is John Leonard's NPI active?
- Yes — John Leonard's NPI (1487432639) is active in the NPPES registry as of the last update on 2026-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.