Heather Ryan Leonard, M.D.
Emergency Medicine Physician · Chicago, IL
Heather Ryan Leonard, M.D. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1417113291, issued on Jul 31, 2008. Check the license (Illinois AN524039426038, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Heather Ryan Leonard
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- AN524039426038 IL
Self-reported in NPPES; status is on the state search - Practice location
- 259 E Erie St, Chicago, IL 60611
- Phone
- (312) 926-9512
- Enumerated
- Jul 31, 2008
- Record last updated
- Mar 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20120827000654); accepts Medicare assignment
- Medical or professional school
- University Of Connecticut School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 259 E Erie St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Heather Ryan Leonard 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 AN524039426038Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average emergency medicine physician in 2024
20 Medicare Part D claims for 17 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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): 86.4 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: $20.00
1 payment: education; the largest payer was Csl Behring. The 12,335 providers of this specialty with any payment received $953.79 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.
One hospital affiliation
- Hartford HospitalHartford, CT · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Heather Ryan Leonard among 3,291 emergency medicine physician records in Illinois
Heather Ryan Leonard, M.D. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 39% of them.
- NPI issued2008 · 39% of these records are older, 56% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2008 · median 2012 among the 1,867 with a school on file
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,310 emergency medicine physician records list a practice address in Chicago
They are 1,310 of the 63,379 NPPES records with a practice address in Chicago, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Chicago → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- James Adams, MDChicago, IL 606111912993411
- Amer Aldeen, MDChicago, IL 606111124069000
- John Bailitz, M.D.Chicago, IL 606111710988654
- Emily Baran, MDChicago, IL 606111568407641
- George Chiampas, D.O.Chicago, IL 606111538169636
- Matthew Kippenhan, MDChicago, IL 606111639106974
- Amy Kontrick, MDChicago, IL 606111215973367
- Theodore Koutouzis, MDChicago, IL 606111891773321
Common questions
What is Heather Ryan Leonard, M.D.'s NPI number?
Heather Ryan Leonard, M.D.'s National Provider Identifier (NPI) is 1417113291, issued on Jul 31, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Heather Ryan Leonard, M.D. located?
The NPPES record lists a practice address at 259 E Erie St, Chicago, IL, 60611. Phone: (312) 926-9512. Providers update this record themselves, so call before visiting.
How can I verify Heather Ryan Leonard, M.D.'s license?
NPPES lists Illinois license number AN524039426038, 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 Heather Ryan Leonard, M.D. prescribe under Medicare Part D?
In 2024, Heather Ryan Leonard, M.D. had 20 Medicare Part D claims for 17 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Heather Ryan Leonard, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.4 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.