NPI Lens

John P. Groblewski, CRNA

NPI 1558312108ActiveIndividual· Nurse Anesthetist, Certified Registered· Los Angeles, CA

Nurse Anesthetist, Certified Registered (CRNA) with Southern California Permanente Medical Group and 1 other group, practicing in Los Angeles, California. Enrolled in Medicare as practitioner - certified registered nurse anesthetist (crna). Lists California Hospital Medical Center la as a hospital affiliation.

Overview

NPI1558312108
StatusActive
Entity typeIndividual
CredentialCRNA
Sole proprietorYes
NPI issuedMay 16, 2006
Last updated in NPPESDec 2, 2021
Certified by providerDec 2, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Anesthetist, Certified Registered Primary367500000X2490CA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Certified Registered Nurse Anesthetist (CRNA) (CA)

Medicare sources and data years

Education and affiliations

Graduation year1998
Medicare specialtyCertified Registered Nurse Anesthetist (Crna)

Medical groups

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other nurse anesthetists in Los Angeles

All 394 nurse anesthetists in Los Angeles · All nurse anesthetists in California