Kathrine Delaney Nash, M.D.
Obstetrics & Gynecology Physician · Chicago, IL
Kathrine Delaney Nash, M.D. is an obstetrics & gynecology physician with a practice address in Chicago, Illinois, and NPI 1780876250, issued on Aug 17, 2007. Check the license (Illinois 125052809, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Kathrine Delaney Nash
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 125052809 IL
Self-reported in NPPES; status is on the state search - Practice location
- 676 N Saint Clair St, Chicago, IL 60611
- Phone
- (312) 573-3700
- Enumerated
- Aug 17, 2007
- Record last updated
- Jul 27, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Also registered at 676 N Saint Clair St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathrine Delaney Nash 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 125052809Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
67 Medicare Part D claims for 14 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Estradiol20 claims
- Evamist12 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.
Industry payments in 2024: $131.31
6 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. 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.
Kathrine Delaney Nash among 2,062 obstetrics & gynecology physician records in Illinois
Kathrine Delaney Nash, M.D. 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 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 47% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2015 · 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).
700 obstetrics & gynecology physician records list a practice address in Chicago
They are 700 of the 63,379 NPPES records with a practice address in Chicago, and 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Chicago → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Angela Chaudhari, M.D.Chicago, IL 606111275596959
- April Dewhite, M.D.Chicago, IL 606111265415848
- Julie Ericson, M.D.Chicago, IL 606111588628754
- Patricia Gale, MDChicago, IL 606111437119229
- Micah Garb, M.D.Chicago, IL 606111225012362
- Parul Gupta, M.D.Chicago, IL 606111023001187
- Elena Kamel, M.D.Chicago, IL 606111790749463
- Julie Levitt, M.D.Chicago, IL 606111215991807
Common questions
What is Kathrine Delaney Nash, M.D.'s NPI number?
Kathrine Delaney Nash, M.D.'s National Provider Identifier (NPI) is 1780876250, issued on Aug 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kathrine Delaney Nash, M.D. located?
The NPPES record lists a practice address at 676 N Saint Clair St, Chicago, IL, 60611. Phone: (312) 573-3700. Providers update this record themselves, so call before visiting.
How can I verify Kathrine Delaney Nash, M.D.'s license?
NPPES lists Illinois license number 125052809, 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 Kathrine Delaney Nash, M.D. prescribe under Medicare Part D?
In 2024, Kathrine Delaney Nash, M.D. had 67 Medicare Part D claims for 14 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.