NPPES file of Aug 9, 2026

Katie Siebert

Lactation Consultant (Registered Nurse) · Dixon, IL

Katie Siebert is a lactation consultant (registered nurse) with a practice address in Dixon, Illinois, and NPI 1821923079, issued on Jun 17, 2026. Check the license (Illinois 367676, 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
1821923079
Name
Katie Siebert
Primary taxonomy
Lactation Consultant (Registered Nurse) 163WL0100X
License number
367676 IL
Self-reported in NPPES; status is on the state search
Practice location
891 Cedar CT, Dixon, IL 61021
Phone
(312) 550-2539
Enumerated
Jun 17, 2026
Record last updated
Jun 17, 2026
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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8 nearest lactation consultant (registered nurse) records → All 202 in Illinois → Look up another NPI →

Verify Katie Siebert 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 367676    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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Katie Siebert among 202 lactation consultant (registered nurse) records in Illinois

Katie Siebert is one of 202 lactation consultant (registered nurse) records with a practice address in Illinois. under 1% 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 2026, is newer than 83% of them.

  • NPI issued2026 · 83% of these records are older, 0% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2026 · 28% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163WL0100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Lactation Consultant (Registered Nurse) providers in Illinois

There are 202 lactation consultant (registered nurse) records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 202 in Illinois → Every provider in Dixon → Lactation Consultant (Registered Nurse) nationwide →

The 8 lactation consultant (registered nurse) records with the nearest ZIP codes

  1. Sarah Bivins, CLCDixon, IL 610211245164821
  2. Lauren Gilbert, RN BSN, CLCDixon, IL 610211821923889
  3. Monica Rasmussen, RN, BSN, CLCDixon, IL 610211396679551
  4. Gwen Strum, BSN, RN, IBCLCDixon, IL 610211750150470
  5. Lauri Winter, IBCLC, RNFreeport, IL 610321609749795
  6. Haley Poser, MSN, RN, CLCOregon, IL 610611417881004
  7. Alexa Buikema, RN, IBCLCRoscoe, IL 610731003612342
  8. Paula Hart, RN,IBCLCWinnebago, IL 610881821569120

Common questions

What is Katie Siebert's NPI number?

Katie Siebert's National Provider Identifier (NPI) is 1821923079, issued on Jun 17, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Katie Siebert located?

The NPPES record lists a practice address at 891 Cedar CT, Dixon, IL, 61021. Phone: (312) 550-2539. Providers update this record themselves, so call before visiting.

How can I verify Katie Siebert's license?

NPPES lists Illinois license number 367676, 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.