NPPES file of Aug 9, 2026

Danielle Maggio

Behavior Analyst · O Fallon, IL

Danielle Maggio is a behavior analyst with a practice address in O Fallon, Illinois, and NPI 1255830790, issued on Feb 11, 2018. Check the license (Illinois M20016597838, 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.

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

NPPES recordNPPES file of Aug 9, 2026
1255830790
Name
Danielle Maggio
Primary taxonomy
Behavior Analyst 103K00000X
License number
M20016597838 IL
Self-reported in NPPES; status is on the state search
Practice location
634 N Main St Ste 4, O Fallon, IL 62269
Phone
(618) 726-5870
Enumerated
Feb 11, 2018
Record last updated
Feb 11, 2018 (not updated in 8 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 634 N Main St Ste 4

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

  1. Alexis AaronBehavior Technician1831036003
  2. Ramontay AbramBehavior Technician1891621439
  3. Victoria AllenBehavior Technician1467952838
  4. Candace AmesquitaBehavior Technician1841835733
  5. Hallie AndersonBehavior Technician1780335281
  6. Taylor BarnesBehavior Technician1386204501

Verify Danielle Maggio in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license M20016597838    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 Illinois license search

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43 behavior analyst records list a practice address in O Fallon

They are 43 of the 1,077 NPPES records with a practice address in O Fallon, and 3,082 behavior analyst records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 43 in O Fallon → All 3,082 in Illinois → Every provider in O Fallon →

Other behavior analyst records in Illinois

  1. Genesis Luke AbadChicago, IL1588425060
  2. Yasmin Abdel-JaberBurr Ridge, IL1972163624
  3. Ahmad Abdul-RahimChicago, IL1114814902
  4. Teresa Abels, MHPJoliet, IL1003280553
  5. Allison AbendrothElmhurst, IL1447866363
  6. Carlotta Abogado, BCBAOrland Park, IL1740017243
  7. Maram Abomaray, BCBANaperville, IL1447903158
  8. Indira AbrahamChicago, IL1255286472
  9. Alecia AbramChicago, IL1336655836
  10. Chelsea Aburroman, MS, BCBANaperville, IL1235744228

Common questions

What is Danielle Maggio's NPI number?

Danielle Maggio's National Provider Identifier (NPI) is 1255830790, issued on Feb 11, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Danielle Maggio located?

The NPPES record lists a practice address at 634 N Main St Ste 4, O Fallon, IL, 62269. Phone: (618) 726-5870. Providers update this record themselves, so call before visiting.

How can I verify Danielle Maggio's license?

NPPES lists Illinois license number M20016597838, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.