NPPES file of Aug 9, 2026

Mary Billington, MSCCC SLP L

Speech-Language Pathologist · Pontiac, IL

Mary Billington, MSCCC SLP L is a speech-language pathologist with a practice address in Pontiac, Illinois, and NPI 1164584439, issued on Dec 14, 2006. Check the license 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
1164584439
Name
Mary Billington
Credential
MSCCC SLP L
Primary taxonomy
Speech-Language Pathologist 235Z00000X
Practice location
12091 E 2100 North RD, Pontiac, IL 61764
Phone
(815) 674-7197
Enumerated
Dec 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 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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Verify Mary Billington in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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
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14 speech-language pathologist records list a practice address in Pontiac

They are 14 of the 266 NPPES records with a practice address in Pontiac, and 10,224 speech-language pathologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 14 in Pontiac → All 10,224 in Illinois → Every provider in Pontiac →

Other speech-language pathologist records in Illinois

  1. Samin Abbasi, M.S. CCC-SLPChicago, IL1578990503
  2. Elisabeth Abbatacola, MAChicago, IL1740413889
  3. Alexis AbbinantiChicago, IL1841154085
  4. Leraaen Abbott, MA CCC-SLPWilmette, IL1154153831
  5. Ala AbdeljaberWaukegan, IL1265043079
  6. Nada Abderrhaman, M.S.Palos Hills, IL1497152201
  7. Stephanie AberleShelbyville, IL1932529989
  8. Jenna Abi-MansourMt Prospect, IL1659049450
  9. Ann Abraham, MA/CCC/SLP-LLoves Park, IL1134495385
  10. Tintu Abraham, MSCJoliet, IL1003153925

Common questions

What is Mary Billington, MSCCC SLP L's NPI number?

Mary Billington, MSCCC SLP L's National Provider Identifier (NPI) is 1164584439, issued on Dec 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Billington, MSCCC SLP L located?

The NPPES record lists a practice address at 12091 E 2100 North RD, Pontiac, IL, 61764. Phone: (815) 674-7197. Providers update this record themselves, so call before visiting.

How can I verify Mary Billington, MSCCC SLP L's license?

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.