Johnny L. Simpson, M.D.
Psychiatry Physician · Baton Rouge, LA
Johnny L. Simpson, M.D. is a psychiatry physician with a practice address in Baton Rouge, Louisiana, and NPI 1639285349, issued on Aug 23, 2006. Check the license (Louisiana 018985, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Johnny L. Simpson
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 018985 LA
Self-reported in NPPES; status is on the state search - Practice location
- 7968 Essen Park, Baton Rouge, LA 70809
- Phone
- (225) 761-6766
- Enumerated
- Aug 23, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (225) 761-6760
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 583 in Louisiana → Look up another NPI →
Also registered at 7968 Essen Park
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Diana Cousin, NPFamily Nurse Practitioner1285748509
- Aggie Domino, RD,LDNRegistered Dietitian1689788143
- Alina Fotino, M.D.Internal Medicine Physician1457460420
Verify Johnny L. Simpson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 018985Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Johnny L. Simpson among 583 psychiatry physician records in Louisiana
Johnny L. Simpson, M.D. is one of 583 psychiatry physician records with a practice address in Louisiana. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2007 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Louisiana
There are 583 psychiatry physician records in Louisiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 583 in Louisiana → Every provider in Baton Rouge → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Robert Blanche, M.D.Baton Rouge, LA 708091457575334
- Charles Degravelles, MDBaton Rouge, LA 708091942300280
- Franklin Harris, M.D.Baton Rouge, LA 708091700800653
- Kumari Moturu, M.D.Baton Rouge, LA 708091760525547
- Carol Murphy, M.D.Baton Rouge, LA 708091649283375
- Ronnie Taravella, M.D.Baton Rouge, LA 708091205804606
- Larry Warner, MDBaton Rouge, LA 708091851552806
- Parsa AzamBaton Rouge, LA 708081710565114
Common questions
What is Johnny L. Simpson, M.D.'s NPI number?
Johnny L. Simpson, M.D.'s National Provider Identifier (NPI) is 1639285349, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Johnny L. Simpson, M.D. located?
The NPPES record lists a practice address at 7968 Essen Park, Baton Rouge, LA, 70809. Phone: (225) 761-6766. Providers update this record themselves, so call before visiting.
How can I verify Johnny L. Simpson, M.D.'s license?
NPPES lists Louisiana license number 018985, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.