David Henry Johnson, MD
Internal Medicine Physician · New Orleans, LA
David Henry Johnson, MD is an internal medicine physician with a practice address in New Orleans, Louisiana, and NPI 1598111882, issued on May 5, 2016. Check the license (Louisiana 349002, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- David Henry Johnson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 349002 LA
TPME6419 FL
01097867A IN
80895 MN
MD4651167 PA
and 1 more
Self-reported in NPPES; status is on the state search - Practice location
- 1401 Jefferson Hwy, New Orleans, LA 70121
- Phone
- (504) 842-4747
- Enumerated
- May 5, 2016
- Record last updated
- Jun 12, 2026
- Medicare enrollment
- Enrolled (PECOS I20180917000066); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,749 in Louisiana → Look up another NPI →
Also registered at 1401 Jefferson Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hind Alrowais, M.B.B.SStudent in an Organized Health Care Education/Training Program1891216560
- Ahmed Alsaiari, MDStudent in an Organized Health Care Education/Training Program1396191433
- Ahlam Alzenaidi, MBBSStudent in an Organized Health Care Education/Training Program1326467671
- Jennifer Archie, M.D.Internal Medicine Physician1457646564
- Christina Austin, M.D.Internal Medicine Physician1063708816
- Noor Awad, MDEmergency Medical Services (Emergency Medicine) Physician1205407624
Verify David Henry Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 349002Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
386 Medicare Part D claims for 276 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate31 claims
- Amoxicillin-Clavulanate Potass25 claims
- Cephalexin14 claims
- Ipratropium Bromide14 claims
- Mupirocin14 claims
- Prednisone14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
4 hospitals and group practices
- Lancaster General HospitalLancaster, PA · Acute Care Hospitals5 of 5 stars
- Allina Health SystemMinneapolis, MN
- Lancaster General Medical GroupLititz, PA
- Wellspan Medical GroupYork, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
David Henry Johnson among 1,749 internal medicine physician records in Louisiana
David Henry Johnson, MD is one of 1,749 internal medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 72% of them.
- NPI issued2016 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2016 · median 2008 among the 1,216 with a school on file
- Record last updated2026 · 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 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
392 internal medicine physician records list a practice address in New Orleans
They are 392 of the 13,668 NPPES records with a practice address in New Orleans, and 1,749 internal medicine physician records in Louisiana.
All 1,749 in Louisiana → Every provider in New Orleans → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Leslie Blake, MDNew Orleans, LA 701211639137698
- William Blalock, MDNew Orleans, LA 701211073570479
- James Bragg, MDNew Orleans, LA 701211679530562
- Todd Burstain, MDNew Orleans, LA 701211104814763
- Kevin Conrad, MDNew Orleans, LA 701211801854203
- Rhonda Deen, M.D.Jefferson, LA 701211881685659
- Richard Deichmann, MDNew Orleans, LA 701211912901315
- Steven Deitelzweig, MDNew Orleans, LA 701211811954910
Common questions
What is David Henry Johnson, MD's NPI number?
David Henry Johnson, MD's National Provider Identifier (NPI) is 1598111882, issued on May 5, 2016. An NPI identifies a provider in billing; it is not a license.
Where is David Henry Johnson, MD located?
The NPPES record lists a practice address at 1401 Jefferson Hwy, New Orleans, LA, 70121. Phone: (504) 842-4747. Providers update this record themselves, so call before visiting.
How can I verify David Henry Johnson, MD's license?
NPPES lists Louisiana license number 349002, 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.
How much does David Henry Johnson, MD prescribe under Medicare Part D?
In 2024, David Henry Johnson, MD had 386 Medicare Part D claims for 276 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.