Leonard G. Hering, M.D.
Obstetrics & Gynecology Physician · McHenry, IL
Leonard G. Hering, M.D. is an obstetrics & gynecology physician with a practice address in McHenry, Illinois, and NPI 1376549964, issued on Jun 28, 2005. Check the license (Illinois 036081640, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Leonard Hering
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 036081640 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4309 W Medical Center Dr Ste B305, McHenry, IL 60050
- Phone
- (815) 338-6600
- Enumerated
- Jun 28, 2005
- Record last updated
- Oct 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (815) 759-4941
- Medicare enrollment
- Enrolled (PECOS I20070530000300); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1988
- Entity
- Type 1 · individual
Also registered at 4309 W Medical Center Dr Ste B305
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sameh Attia, M.D.Critical Care Medicine (Internal Medicine) Physician1396085700
- James Burton, APRN, CNPNurse Practitioner1336852110
- Eleonora Cekova, M.D.Obstetrics & Gynecology Physician1669607099
- Hailie Doyle, APRNNurse Practitioner1700408366
- Satish Gowda, M.DPulmonary Disease Physician1952569162
- Geraldine Holtz, NPNurse Practitioner1518411081
Verify Leonard Hering 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 036081640Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
81% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
32 Medicare Part D claims for 19 beneficiaries, against an average of 165 among the 28,733 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 MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Central Dupage Physician GroupHuntley, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Obstetrics & Gynecology Physician providers in Illinois
There are 2,062 obstetrics & gynecology physician records in Illinois.
Other obstetrics & gynecology physician records in Illinois
- Anum Abbasi, MDChicago, IL1679063010
- Diane Abdel-Barry, M.D.Chicago, IL1508205808
- Rana Abdul-Khalek, MDRoscoe, IL1275768087
- Idries Abdur-Rahman, M.D.Ottawa, IL1891727236
- Jamil Abdur-Rahman, M.D.Gurnee, IL1710914189
- Bassel Abouzeid, MDPeoria, IL1376160846
- Ashley Abraham, M.D.Arlington Heights, IL1457615742
- Iris Abrahantes Morales, MDChicago, IL1164155164
- Fidel Abrego, MDChicago, IL1245351824
- Bayan AbunarAurora, IL1972063220
Common questions
What is Leonard G. Hering, M.D.'s NPI number?
Leonard G. Hering, M.D.'s National Provider Identifier (NPI) is 1376549964, issued on Jun 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Leonard G. Hering, M.D. located?
The NPPES record lists a practice address at 4309 W Medical Center Dr Ste B305, McHenry, IL, 60050. Phone: (815) 338-6600. Providers update this record themselves, so call before visiting.
How can I verify Leonard G. Hering, M.D.'s license?
NPPES lists Illinois license number 036081640, 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 Leonard G. Hering, M.D. prescribe under Medicare Part D?
In 2024, Leonard G. Hering, M.D. had 32 Medicare Part D claims for 19 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Leonard G. Hering, M.D.'s MIPS final score?
The 2023 MIPS final score is 94.1 of 100. 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.