NPPES file of Aug 9, 2026

Catherine Ann Olson, RN, IBCLC

Lactation Consultant (Registered Nurse) · Algonquin, IL

Catherine Ann Olson, RN, IBCLC is a lactation consultant (registered nurse) with a practice address in Algonquin, Illinois, and NPI 1689188393, issued on Nov 17, 2017. Check the license (Illinois 041.304531, 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
1689188393
Name
Catherine Ann Olson
Credential
RN, IBCLC
Primary taxonomy
Lactation Consultant (Registered Nurse) 163WL0100X
License number
041.304531 IL
Self-reported in NPPES; status is on the state search
Practice location
3560 Wintergreen Ter, Algonquin, IL 60102
Phone
(847) 858-1825
Enumerated
Nov 17, 2017
Record last updated
Nov 17, 2017 (not updated in 9 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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8 nearest lactation consultant (registered nurse) records → All 202 in Illinois → Look up another NPI →

Verify Catherine Ann Olson 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 041.304531    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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Catherine Ann Olson among 202 lactation consultant (registered nurse) records in Illinois

Catherine Ann Olson, RN, IBCLC 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 2017, is newer than 22% of them.

  • NPI issued2017 · 22% of these records are older, 76% 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 updated2017 · 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 Algonquin → Lactation Consultant (Registered Nurse) nationwide →

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

  1. Pamela Hirsch, R.N.Barrington, IL 601021114134756
  2. Janet Dewitt-Goodman, BSN, RN, IBCLCBartlett, IL 601031619642329
  3. Faith Fairclough, RN BSN IBCLCWilmette, IL 600911851721781
  4. Judy Bergsmith, RN-IBCLCDekalb, IL 601151497087282
  5. Lynda Swearingen, RNWauconda, IL 600841295143089
  6. Jessica Allmyer, RN, BSN, IBCLCElgin, IL 601231598263063
  7. Kathryn HerreraElgin, IL 601231952889420
  8. Camile Rice, MSN, RN, IBCLCElgin, IL 601231316645286

Common questions

What is Catherine Ann Olson, RN, IBCLC's NPI number?

Catherine Ann Olson, RN, IBCLC's National Provider Identifier (NPI) is 1689188393, issued on Nov 17, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Ann Olson, RN, IBCLC located?

The NPPES record lists a practice address at 3560 Wintergreen Ter, Algonquin, IL, 60102. Phone: (847) 858-1825. Providers update this record themselves, so call before visiting.

How can I verify Catherine Ann Olson, RN, IBCLC's license?

NPPES lists Illinois license number 041.304531, 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.