NPPES file of Aug 9, 2026

Hans Christoph Vitzthum Von Eckstaedt

Rheumatology Physician · Chicago, IL

Hans Christoph Vitzthum Von Eckstaedt is a rheumatology physician with a practice address in Chicago, Illinois, and NPI 1386225761, issued on Apr 18, 2021. Check the license (Illinois 125.078244, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386225761
Name
Hans Christoph Vitzthum Von Eckstaedt
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
125.078244 IL
MD.MD.61529603 WA
Self-reported in NPPES; status is on the state search
Practice location
5841 S Maryland Ave # MC1052, Chicago, IL 60637
Phone
(773) 702-6760
Enumerated
Apr 18, 2021
Record last updated
Mar 12, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5841 S Maryland Ave # MC1052

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Leah Alemu, MDInternal Medicine Physician1871286195
  2. Ramin Amirsoltani, MD, MPHAnesthesiology Physician1366010993
  3. Derrius Anderson, MDSurgery Physician1003436163
  4. Nada AttiaInternal Medicine Physician1275336307
  5. Vivek Behera, M.D., PH. D.Medical Oncology Physician1063037208
  6. Iris Burgard, DOUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1457987331

Verify Hans Christoph Vitzthum Von Eckstaedt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 125.078244
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

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78% fewer Medicare Part D claims than the average rheumatology physician in 2024

440 Medicare Part D claims for 73 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.

  1. Hans Vitzthum Von Eckstaedt440
  2. Specialty average1,978

Most prescribed

  1. Atorvastatin Calcium30 claims
  2. Gabapentin19 claims
  3. Escitalopram Oxalate14 claims
  4. Nifedipine Er14 claims
  5. Ozempic14 claims
  6. Rosuvastatin Calcium13 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.

Hans Christoph Vitzthum Von Eckstaedt among 340 rheumatology physician records in Illinois

Hans Christoph Vitzthum Von Eckstaedt is one of 340 rheumatology physician records with a practice address in Illinois. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 95% of them.

  • NPI issued2021 · 95% of these records are older, 3% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Illinois

There are 340 rheumatology physician records in Illinois.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Saba AhmedChicago, IL 606371861448003
  2. Marcus ClarkChicago, IL 606371790847242
  3. Reem Jan, M.D.Chicago, IL 606371750581732
  4. Kichul KoChicago, IL 606371649472440
  5. Michael Macklin, M.D.Chicago, IL 606371194287185
  6. Timothy Niewold, MDChicago, IL 606371922129279
  7. Nithin Pusapati, MDChicago, IL 606371376005199
  8. Andrea Ramirez GomezChicago, IL 606371427503077

Common questions

What is Hans Christoph Vitzthum Von Eckstaedt's NPI number?

Hans Christoph Vitzthum Von Eckstaedt's National Provider Identifier (NPI) is 1386225761, issued on Apr 18, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Hans Christoph Vitzthum Von Eckstaedt located?

The NPPES record lists a practice address at 5841 S Maryland Ave # MC1052, Chicago, IL, 60637. Phone: (773) 702-6760. Providers update this record themselves, so call before visiting.

How can I verify Hans Christoph Vitzthum Von Eckstaedt's license?

NPPES lists Illinois license number 125.078244, 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 Hans Christoph Vitzthum Von Eckstaedt prescribe under Medicare Part D?

In 2024, Hans Christoph Vitzthum Von Eckstaedt had 440 Medicare Part D claims for 73 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.