NPPES file of Aug 9, 2026

Leonard Grubstein, SW

Clinical Social Worker · New Orleans, LA

Leonard Grubstein, SW is a clinical social worker with a practice address in New Orleans, Louisiana, and NPI 1902904147, issued on Sep 20, 2006. Check the license (Louisiana 3561, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902904147
Name
Leonard Grubstein
Credential
SW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
3561 LA
Self-reported in NPPES; status is on the state search
Practice location
1514 Jefferson Hwy, New Orleans, LA 70121
Phone
(504) 842-4000
Enumerated
Sep 20, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100315001002); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1514 Jefferson Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alyson Abbas, CRNACertified Registered Nurse Anesthetist1568608909
  2. Ahmed AbdallahNephrology Physician1396449401
  3. Mohammed Abdelsalam, MDInternal Medicine Physician1922740190
  4. Freddy Abi-Samra, MDClinical Cardiac Electrophysiology Physician1346207354
  5. Fiyinfoluwa Abraham, MDGastroenterology Physician1487141636
  6. Tunde AbubakarStudent in an Organized Health Care Education/Training Program1487357307

Verify Leonard Grubstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
    Search for license 3561
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Ochsner Clinic LLCNew Orleans, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Leonard Grubstein among 3,178 clinical social worker records in Louisiana

Leonard Grubstein, SW is one of 3,178 clinical social worker records with a practice address in Louisiana. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 89% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 16% of these records are
  • Graduated1991 · median 2005 among the 512 with a school on file
  • Record last updated2007 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

671 clinical social worker records list a practice address in New Orleans

They are 671 of the 13,668 NPPES records with a practice address in New Orleans, and 3,178 clinical social worker records in Louisiana.

The 8 clinical social worker records with the nearest ZIP codes

  1. Michael Anders, LCSWNew Orleans, LA 701211154510618
  2. Jennie Ard, LCSWJefferson, LA 701211700098910
  3. Lenny BurgosNew Orleans, LA 701211932365921
  4. Peter Drago, LCSWNew Orleans, LA 701211912196619
  5. Paula Eagan, LCSWJefferson, LA 701211104128461
  6. Robb Fletcher, L.C.S.W.Jefferson, LA 701211194921221
  7. Rachel Lefevre, MSW, LCSWJefferson, LA 701211568675999
  8. Shannon Lovell, LCSWNew Orleans, LA 701211134369713

Common questions

What is Leonard Grubstein, SW's NPI number?

Leonard Grubstein, SW's National Provider Identifier (NPI) is 1902904147, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leonard Grubstein, SW located?

The NPPES record lists a practice address at 1514 Jefferson Hwy, New Orleans, LA, 70121. Phone: (504) 842-4000. Providers update this record themselves, so call before visiting.

How can I verify Leonard Grubstein, SW's license?

NPPES lists Louisiana license number 3561, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity 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.