William Ericson-Neilsen, M.D.
Anesthesiology Physician · Jefferson, LA
William Ericson-Neilsen, M.D. is an anesthesiology physician with a practice address in Jefferson, Louisiana, and NPI 1285976076, issued on Mar 20, 2013. Check the license (Louisiana MD.207427, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William Ericson-Neilsen
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- MD.207427 LA
93337 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1514 Jefferson Hwy, Jefferson, LA 70121
- Phone
- (504) 842-3000
- Enumerated
- Mar 20, 2013
- Record last updated
- Dec 12, 2024
- Medicare enrollment
- Enrolled (PECOS I20250107003564); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 623 in Louisiana → Look up another NPI →
Also registered at 1514 Jefferson Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Malik AbdeljaberStudent in an Organized Health Care Education/Training Program1568163335
- Nabil AhmedStudent in an Organized Health Care Education/Training Program1760310395
- Kali Albright, NPGerontology Nurse Practitioner1134924640
- Heather Alexander, PA-CPhysician Assistant1013422765
- Bader AlkharisiStudent in an Organized Health Care Education/Training Program1659859296
- Ashlyn Alongi, MDSurgery Physician1790245728
Verify William Ericson-Neilsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license MD.207427Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Prisma Health University Medical GroupGreenville, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Ericson-Neilsen among 623 anesthesiology physician records in Louisiana
William Ericson-Neilsen, M.D. is one of 623 anesthesiology physician records with a practice address in Louisiana. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 77% of them.
- NPI issued2013 · 77% of these records are older, 21% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2013 · median 2005 among the 430 with a school on file
- Record last updated2024 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 anesthesiology physician records list a practice address in Jefferson
They are 11 of the 661 NPPES records with a practice address in Jefferson, and 623 anesthesiology physician records in Louisiana.
All 623 in Louisiana → Every provider in Jefferson → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Eric Busch, MDNew Orleans, LA 701211629036405
- David Coolman, MDGretna, LA 701211801872486
- William Daly, M.D.New Orleans, LA 701211063481760
- James Douglas, MDNew Orleans, LA 701211770541732
- Clint Elliott, MDNew Orleans, LA 701211528017084
- Bryan Evans, MDNew Orleans, LA 701211043278310
- Donald Ganier, MDNew Orleans, LA 701211689622797
- Donald Harmon, MDNew Orleans, LA 701211669420139
Common questions
What is William Ericson-Neilsen, M.D.'s NPI number?
William Ericson-Neilsen, M.D.'s National Provider Identifier (NPI) is 1285976076, issued on Mar 20, 2013. An NPI identifies a provider in billing; it is not a license.
Where is William Ericson-Neilsen, M.D. located?
The NPPES record lists a practice address at 1514 Jefferson Hwy, Jefferson, LA, 70121. Phone: (504) 842-3000. Providers update this record themselves, so call before visiting.
How can I verify William Ericson-Neilsen, M.D.'s license?
NPPES lists Louisiana license number MD.207427, 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. 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.