Danuta K. Hoyer, MD
Internal Medicine Physician · Chicago, IL
Danuta K. Hoyer, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1477664506, issued on Aug 31, 2006. Check the license (Illinois 036068034, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Danuta K. Hoyer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036068034 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1 E Delaware PL, Chicago, IL 60611
- Phone
- (773) 435-1150
- Enumerated
- Aug 31, 2006
- Record last updated
- Nov 4, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (773) 435-1330
- Medicaid ID
- 036068034 IL
- Medicare enrollment
- Enrolled (PECOS I20040419001075); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1982
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1 E Delaware PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Danuta K. Hoyer 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 036068034Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,459 Medicare Part D claims for 112 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Atorvastatin Calcium107 claims
- Levothyroxine Sodium92 claims
- Metformin Hcl55 claims
- Losartan Potassium50 claims
- Hydrochlorothiazide47 claims
- Gabapentin43 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: $208.85
7 payments; by number, the most common kind was food and beverage; the largest payer was Salix Pharmaceuticals, a division of Bausch Health US, LLC. 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.
Danuta K. Hoyer among 7,238 internal medicine physician records in Illinois
Danuta K. Hoyer, MD 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
- Graduated1982 · median 2003 among the 3,580 with a school on file
- Record last updated2008 · 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 →
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- Frances Langdon, MDChicago, IL 606111063405546
- Michael Lee, MDChicago, IL 606111942293451
- Hazel Manzano, MDChicago, IL 606111801889316
- Chadwick Milstead, MDChicago, IL 606111740273259
Common questions
What is Danuta K. Hoyer, MD's NPI number?
Danuta K. Hoyer, MD's National Provider Identifier (NPI) is 1477664506, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Danuta K. Hoyer, MD located?
The NPPES record lists a practice address at 1 E Delaware PL, Chicago, IL, 60611. Phone: (773) 435-1150. Providers update this record themselves, so call before visiting.
How can I verify Danuta K. Hoyer, MD's license?
NPPES lists Illinois license number 036068034, 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 Danuta K. Hoyer, MD prescribe under Medicare Part D?
In 2024, Danuta K. Hoyer, MD had 1,459 Medicare Part D claims for 112 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.