Michael James Gregg, LSW
Social Worker · Naperville, IL
Michael James Gregg, LSW is a social worker with a practice address in Naperville, Illinois, and NPI 1316614548, issued on Aug 25, 2021. Check the license (Illinois 150.110571, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Michael James Gregg
- Credential
- LSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 150.110571 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1813 N Mill St Ste B, Naperville, IL 60563
- Phone
- (630) 428-2344
- Enumerated
- Aug 25, 2021
- Record last updated
- Mar 13, 2024
- Entity
- Type 1 · individual
8 nearest social worker records → All 5,881 in Illinois → Look up another NPI →
Also registered at 1813 N Mill St Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle DilibertoClinical Social Worker1376241141
- Jennifer Radler, LSWSocial Worker1720789282
- Leah Travers-Pucci, LCSWClinical Social Worker1326557471
Verify Michael James Gregg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 150.110571Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Michael James Gregg among 5,881 social worker records in Illinois
Michael James Gregg, LSW is one of 5,881 social worker records with a practice address in Illinois. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 42% of them.
- NPI issued2021 · 42% of these records are older, 52% newer
- In a Medicare fileNo · 3% of these records are
- In the CMS Doctors and Clinicians fileNo · 5% of these records are
- Record last updated2024 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
80 social worker records list a practice address in Naperville
They are 80 of the 4,634 NPPES records with a practice address in Naperville, and 5,881 social worker records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,881 in Illinois → Every provider in Naperville → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Adele AckertNaperville, IL 605631588220305
- Donna Bartlett, LSWNaperville, IL 605631578108395
- Evan BednarzNaperville, IL 605631780008144
- Bailey Behrman, LSWNaperville, IL 605631235734567
- Morissa Green, LSWNaperville, IL 605631326636861
- Monica Harp, LSWNaperville, IL 605631194273789
- Jodi Kautz, LSWNaperville, IL 605631225643356
- Brian King, LCSW MSWNaperville, IL 605631558499731
Common questions
What is Michael James Gregg, LSW's NPI number?
Michael James Gregg, LSW's National Provider Identifier (NPI) is 1316614548, issued on Aug 25, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Michael James Gregg, LSW located?
The NPPES record lists a practice address at 1813 N Mill St Ste B, Naperville, IL, 60563. Phone: (630) 428-2344. Providers update this record themselves, so call before visiting.
How can I verify Michael James Gregg, LSW's license?
NPPES lists Illinois license number 150.110571, as entered by the provider. Search the Illinois 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. 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.