NPPES file of Aug 9, 2026

Chelsea Karson

Psychiatry Physician · Lincolnshire, IL

Chelsea Karson is a psychiatry physician with a practice address in Lincolnshire, Illinois, and NPI 1881222651, issued on Mar 29, 2020. Check the license (Illinois 125.075859, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881222651
Name
Chelsea Karson
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
125.075859 IL
Self-reported in NPPES; status is on the state search
Practice location
250 Parkway Dr Ste 150, Lincolnshire, IL 60069
Phone
(833) 351-8255
Enumerated
Mar 29, 2020
Record last updated
Jun 21, 2024
Medicare enrollment
Enrolled (PECOS I20240814000599); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 250 Parkway Dr Ste 150

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

  1. Tomilola Adewolu, PMHNPPsychiatric/Mental Health Nurse Practitioner1063138618
  2. Maralys Colon Betancourt, MDPsychiatry Physician1902359177
  3. Onetha DavisPsychiatric/Mental Health Nurse Practitioner1780246488
  4. Danielle Gelfond, MDPsychiatry Physician1689239865
  5. Tiffany Guthrie, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1417654914
  6. Nicole Martinez, PSYD, LCPCProfessional Counselor1417398645

Verify Chelsea Karson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 125.075859
    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
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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87% fewer Medicare Part D claims than the average psychiatry physician in 2024

127 Medicare Part D claims for 22 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Chelsea Karson127
  2. Specialty average1,000

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Mccd FL Psychiatry Services PALincolnshire, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

5 psychiatry physician records list a practice address in Lincolnshire

They are 5 of the 207 NPPES records with a practice address in Lincolnshire, and 2,147 psychiatry physician records in Illinois.

Other psychiatry physician records in Illinois

  1. Alexandra Aaronson, M.D.Chicago, IL1881937928
  2. Anthony Abadir, MDOak Park, IL1295312551
  3. Huma Abbas, M.D.Aurora, IL1609039163
  4. Jeff Abbott, M.D.Chicago, IL1265887509
  5. Kathryn AbbottChicago, IL1295537561
  6. Gil Abelita, MDBloomington, IL1619986551
  7. Dinuk Abeysekera, M.D.North Chicago, IL1366616534
  8. Patrick Abler, DOSpringfield, IL1770158537
  9. Rohit Abraham, MD, MPH, MATChicago, IL1013478932
  10. Richard AbramsChicago, IL1003992413

Common questions

What is Chelsea Karson's NPI number?

Chelsea Karson's National Provider Identifier (NPI) is 1881222651, issued on Mar 29, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Karson located?

The NPPES record lists a practice address at 250 Parkway Dr Ste 150, Lincolnshire, IL, 60069. Phone: (833) 351-8255. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Karson's license?

NPPES lists Illinois license number 125.075859, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Chelsea Karson prescribe under Medicare Part D?

In 2024, Chelsea Karson had 127 Medicare Part D claims for 22 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.