Hanna Erin Legator, MD
Obstetrics & Gynecology Physician · Chicago, IL
Hanna Erin Legator, MD is an obstetrics & gynecology physician with a practice address in Chicago, Illinois, and NPI 1164980769, issued on Mar 4, 2019. Check the license (Illinois 036166607, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Hanna Erin Legator
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 036166607 IL
125074954 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5140 N California Ave, Chicago, IL 60625
- Phone
- (773) 878-7787
- Enumerated
- Mar 4, 2019
- Record last updated
- Sep 15, 2023
- Fax
- (773) 878-0788
- Medicare enrollment
- Enrolled (PECOS I20230922003084); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 2019
- 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 5140 N California Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sara Ahmed, DOInternal Medicine Physician1992635122
- Chi Ahn, M.D.Internal Medicine Physician1578857835
Verify Hanna Erin Legator 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 036166607Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
37 Medicare Part D claims for 25 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol13 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: $610.05
26 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, 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
- Endeavor Health Medical GroupEvanston, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hanna Erin Legator among 2,062 obstetrics & gynecology physician records in Illinois
Hanna Erin Legator, 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 2019, is newer than 81% of them.
- NPI issued2019 · 81% of these records are older, 15% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2019 · median 2006 among the 1,168 with a school on file
- Record last updated2023 · 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
- Elaine Aguinaldo, DOChicago, IL 606251528350865
- Michelle Beck, M.D.Chicago, IL 606251235576158
- Stacy Brown, M.D.Chicago, IL 606251366880908
- Cherise Cokley, MDChicago, IL 606251285835025
- James Crane, MDChicago, IL 606251821061870
- Suniti Dalal, M.D.Chicago, IL 606251386693810
- Michelle Eichinger, DOChicago, IL 606251649536186
- Anuradha Koduri, M.D.Chicago, IL 606251164471058
Common questions
What is Hanna Erin Legator, MD's NPI number?
Hanna Erin Legator, MD's National Provider Identifier (NPI) is 1164980769, issued on Mar 4, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Hanna Erin Legator, MD located?
The NPPES record lists a practice address at 5140 N California Ave, Chicago, IL, 60625. Phone: (773) 878-7787. Providers update this record themselves, so call before visiting.
How can I verify Hanna Erin Legator, MD's license?
NPPES lists Illinois license number 036166607, 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 Hanna Erin Legator, MD prescribe under Medicare Part D?
In 2024, Hanna Erin Legator, MD had 37 Medicare Part D claims for 25 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.