John Maylard, M.D.
NPI 1134145485 · Cardiovascular Disease Physician · Baton Rouge, LA
John Maylard, M.D. is a Cardiovascular Disease Physician provider in Baton Rouge, LA (NPI 1134145485).
Provider details
- NPI number
- 1134145485
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 10255R (LA)
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
- 2006-07-13
- Last updated
- 2007-12-11
Frequently asked questions
- What is John Maylard's NPI number?
- John Maylard's National Provider Identifier (NPI) is 1134145485, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Maylard's specialty?
- John Maylard is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Maylard located?
- John Maylard's practice location on file with NPPES is 9001 Summa Ave, Baton Rouge, LA 70809-3726.
- What is John Maylard's phone number?
- The practice phone number listed in the NPPES registry for John Maylard is (225) 761-5200.
- Is John Maylard's NPI active?
- Yes — John Maylard's NPI (1134145485) is active in the NPPES registry as of the last update on 2007-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.