NPPES file of Aug 9, 2026

Kathryn Omalley, DO

Obstetrics & Gynecology Physician · Elgin, IL

Kathryn Omalley, DO is an obstetrics & gynecology physician with a practice address in Elgin, Illinois, and NPI 1306460860, issued on Jun 1, 2020. Check the license (Illinois 036.170183, 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
1306460860
Name
Kathryn Omalley
Credential
DO
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
036.170183 IL
5151014561 MI
Self-reported in NPPES; status is on the state search
Practice location
1435 N Randall RD Ste 309, Elgin, IL 60123
Phone
(847) 741-7990
Enumerated
Jun 1, 2020
Record last updated
Jun 21, 2024
Fax
(847) 741-8099
Medicare enrollment
Enrolled (PECOS I20240905000900); accepts Medicare assignment
Medical or professional school
University Of Pikeville, Kentucky College Of Osteopathic Med, 2020
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 1435 N Randall RD Ste 309

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

  1. Lindsey Graff, D.O.Obstetrics & Gynecology Physician1073907663
  2. Kathryn HerreraLactation Consultant (Registered Nurse)1952889420
  3. Jessica Hyde, DOObstetrics & Gynecology Physician1225769599
  4. Melissa RintzNurse Practitioner1154279396

Verify Kathryn Omalley 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 036.170183
    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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85% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

24 Medicare Part D claims for 11 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Kathryn Omalley24
  2. Specialty average165

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.

Industry payments in 2024: $62.74

3 payments; by number, the most common kind was food and beverage; the largest payer was Millicent US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathryn Omalley$62.74
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Midwest Center For Women's Healthcare, LtdElgin, IL

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

Kathryn Omalley among 2,062 obstetrics & gynecology physician records in Illinois

Kathryn Omalley, DO is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 85% of them.

  • NPI issued2020 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2020 · median 2006 among the 1,168 with a school on file
  • Record last updated2024 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Illinois

There are 2,062 obstetrics & gynecology physician records in Illinois.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Jeness Barthel, M.D.Elgin, IL 601231588780795
  2. Brad Epstein, M.D.Elgin, IL 601231699773101
  3. Christine Estes, MDElgin, IL 601231811942642
  4. Jessica Flynn, M.D.Elgin, IL 601231992933782
  5. Lindsey Graff, D.O.Elgin, IL 601231073907663
  6. Jessica Hyde, DOElgin, IL 601231225769599
  7. Debra Jaryszak, M.D.Elgin, IL 601231659434579
  8. Carol Korzen, MDElgin, IL 601231235183229

Common questions

What is Kathryn Omalley, DO's NPI number?

Kathryn Omalley, DO's National Provider Identifier (NPI) is 1306460860, issued on Jun 1, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Omalley, DO located?

The NPPES record lists a practice address at 1435 N Randall RD Ste 309, Elgin, IL, 60123. Phone: (847) 741-7990. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Omalley, DO's license?

NPPES lists Illinois license number 036.170183, 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 Kathryn Omalley, DO prescribe under Medicare Part D?

In 2024, Kathryn Omalley, DO had 24 Medicare Part D claims for 11 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.