Kathryn Ray, MD
Obstetrics & Gynecology Physician · Hoffman Estates, IL
Kathryn Ray, MD is an obstetrics & gynecology physician with a practice address in Hoffman Estates, Illinois, and NPI 1275620700, issued on Oct 6, 2006. Check the license (Illinois 036-091075, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Kathryn Ray
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 036-091075 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1721 Moon Lake Blvd Ste 100, Hoffman Estates, IL 60169
- Phone
- (847) 884-9700
- Enumerated
- Oct 6, 2006
- Record last updated
- Jul 21, 2022
- Medicaid ID
- 36091075 IL
- Medicare enrollment
- Enrolled (PECOS I20101109001238); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Also registered at 1721 Moon Lake Blvd Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bishara Baddour, M.D.Obstetrics & Gynecology Physician1093078388
- Linda Doyle, WHNPWomen's Health Nurse Practitioner1265322739
- Gail Gerber, M.D.Obstetrics & Gynecology Physician1144227521
- Ishwar Patel, M.D.Obstetrics & Gynecology Physician1265432090
- Maria Roux, RN WHNP BCObstetrics & Gynecology Nurse Practitioner1417189234
- Mary Scanlon, MDObstetrics & Gynecology Physician1245327782
Verify Kathryn Ray in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036-091075Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
65 Medicare Part D claims for 33 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol16 claims
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 75.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $835.47
31 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, 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.
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
- Midwest Center For Women's Healthcare, LtdHoffman Estates, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn Ray among 2,062 obstetrics & gynecology physician records in Illinois
Kathryn Ray, MD 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1992 · median 2006 among the 1,168 with a school on file
- Record last updated2022 · 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).
27 obstetrics & gynecology physician records list a practice address in Hoffman Estates
They are 27 of the 1,293 NPPES records with a practice address in Hoffman Estates, and 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Hoffman Estates → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Samreen Akbar, M.D.Hoffman Estates, IL 601691750515367
- Bishara Baddour, M.D.Hoffman Estates, IL 601691093078388
- Henry Davis, MDHoffman Estates, IL 601691720065642
- Fred Duboe, MDHoffman Estates, IL 601691386641751
- Gail Gerber, M.D.Hoffman Estates, IL 601691144227521
- Alan Johnson, M.D.Hoffman Estates, IL 601691083605034
- Djamilia Kryukov, M.D.Hoffman Estates, IL 601691588873756
- Kishore Lakhani, MDSCHoffman Estates, IL 601691376687319
Common questions
What is Kathryn Ray, MD's NPI number?
Kathryn Ray, MD's National Provider Identifier (NPI) is 1275620700, issued on Oct 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Ray, MD located?
The NPPES record lists a practice address at 1721 Moon Lake Blvd Ste 100, Hoffman Estates, IL, 60169. Phone: (847) 884-9700. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Ray, MD's license?
NPPES lists Illinois license number 036-091075, 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 Ray, MD prescribe under Medicare Part D?
In 2024, Kathryn Ray, MD had 65 Medicare Part D claims for 33 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Kathryn Ray, MD's MIPS final score?
The 2023 MIPS final score is 75.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.