Richard Martin Hayes, M.D.
Internal Medicine Physician · Chicago, IL
Richard Martin Hayes, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1104924638, issued on Sep 20, 2006. Check the license (Illinois 036077240, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Richard Martin Hayes
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036077240 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4801 W Peterson Ave, Chicago, IL 60646
- Phone
- (773) 777-0078
- Enumerated
- Sep 20, 2006
- Record last updated
- Feb 4, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (773) 777-0474
- Medicare enrollment
- Enrolled (PECOS I20100604000972); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 4801 W Peterson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Celeste Andrews, PTAPhysical Therapy Assistant1801836168
- John Arroyo, PSY.D.Clinical Psychologist1174677561
- Alice Belgrade, LCPCProfessional Counselor1477747210
- Erlinda Berendi, M.D.Family Medicine Physician1649350521
- Marvin Berman, D.D.S.Pediatric Dentistry1487708574
- Catherine BogackiClinical Social Worker1760938260
Verify Richard Martin Hayes 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 036077240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average internal medicine physician in 2024
3,633 Medicare Part D claims for 245 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 48 claims were for opioids.
Most prescribed
- Losartan Potassium182 claims
- Rosuvastatin Calcium172 claims
- Atorvastatin Calcium134 claims
- Amlodipine Besylate130 claims
- Levothyroxine Sodium125 claims
- Meloxicam123 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: $783.05
47 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Richard Martin Hayes among 7,238 internal medicine physician records in Illinois
Richard Martin Hayes, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1984 · median 2003 among the 3,580 with a school on file
- Record last updated2010 · 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 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrzej Gacek, M.D.Chicago, IL 606461871543694
- Bernadette Mayer, MDChicago, IL 606461326142654
- Tony Nahhas, MDChicago, IL 606461285619056
- Serafin Veramendi, M.D.Chicago, IL 606461386738961
- Darius Bartkus, M.D.Chicago, IL 606471093836629
- Stanley Bialowas, MDChicago, IL 606471063518744
- Emily Chacko, M.D.Chicago, IL 606471649205063
- Mauricio Consalter, M.D.Chicago, IL 606471083653927
Common questions
What is Richard Martin Hayes, M.D.'s NPI number?
Richard Martin Hayes, M.D.'s National Provider Identifier (NPI) is 1104924638, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Martin Hayes, M.D. located?
The NPPES record lists a practice address at 4801 W Peterson Ave, Chicago, IL, 60646. Phone: (773) 777-0078. Providers update this record themselves, so call before visiting.
How can I verify Richard Martin Hayes, M.D.'s license?
NPPES lists Illinois license number 036077240, 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 Richard Martin Hayes, M.D. prescribe under Medicare Part D?
In 2024, Richard Martin Hayes, M.D. had 3,633 Medicare Part D claims for 245 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.