Sarah Johnson Cossich, M.D.
Internal Medicine Physician · New Orleans, LA
Sarah Johnson Cossich, M.D. is an internal medicine physician with a practice address in New Orleans, Louisiana, and NPI 1598151086, issued on Apr 10, 2015. Check the license (Louisiana 307300, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Sarah Johnson Cossich
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 307300 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1430 Tulane Ave # 8716, New Orleans, LA 70112
- Phone
- (504) 988-7518
- Enumerated
- Apr 10, 2015
- Record last updated
- Oct 6, 2022
- Medicare enrollment
- Enrolled (PECOS I20180725000813); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,749 in Louisiana → Look up another NPI →
Verify Sarah Johnson Cossich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 307300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
16 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Administrators OF The Tulane Educational FundNew Orleans, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Johnson Cossich among 1,749 internal medicine physician records in Louisiana
Sarah Johnson Cossich, M.D. 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 2015, is newer than 68% of them.
- NPI issued2015 · 68% of these records are older, 28% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2015 · median 2008 among the 1,216 with a school on file
- Record last updated2022 · 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
- Alys Alper, MDNew Orleans, LA 701121376634196
- Sanjay Chaube, M.D.New Orleans, LA 701121356458111
- Robert Eubanks, MDNew Orleans, LA 701121316960321
- Michelle Guidry, M. D.New Orleans, LA 701121912944927
- Catherine Hebert, MDNew Orleans, LA 701121427071463
- William Imsais, MDNew Orleans, LA 701121770548349
- Michael Landry, MDNew Orleans, LA 701121053413203
- Susan Lewis Abdalian, M.D.New Orleans, LA 701121033200969
Common questions
What is Sarah Johnson Cossich, M.D.'s NPI number?
Sarah Johnson Cossich, M.D.'s National Provider Identifier (NPI) is 1598151086, issued on Apr 10, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Johnson Cossich, M.D. located?
The NPPES record lists a practice address at 1430 Tulane Ave # 8716, New Orleans, LA, 70112. Phone: (504) 988-7518. Providers update this record themselves, so call before visiting.
How can I verify Sarah Johnson Cossich, M.D.'s license?
NPPES lists Louisiana license number 307300, 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 Sarah Johnson Cossich, M.D. prescribe under Medicare Part D?
In 2024, Sarah Johnson Cossich, M.D. had 16 Medicare Part D claims; 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.