NPPES file of Aug 9, 2026

Mark Jonathan Schacht, MD

Urology Physician · Evanston, IL

Mark Jonathan Schacht, MD is a urology physician with a practice address in Evanston, Illinois, and NPI 1265577621, issued on Feb 21, 2007. Check the license (Illinois 036060812, 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
1265577621
Name
Mark Jonathan Schacht
Credential
MD
Primary taxonomy
Urology Physician 208800000X
License number
036060812 IL
Self-reported in NPPES; status is on the state search
Practice location
800 Austin St, Evanston, IL 60202
Phone
(847) 328-5600
Enumerated
Feb 21, 2007
Record last updated
Sep 11, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(847) 328-9129
Medicaid ID
036060812 IL
Medicare enrollment
Enrolled (PECOS I20100920000852); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 1978
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 800 Austin St

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

  1. Suhair Abdel-Jalil, MDRheumatology Physician1174572929
  2. Aghawni Abrahamian, M.DPediatrics Physician1649253238
  3. Gail Buckman, MDOphthalmology Physician1790890051
  4. Ranulfo Cabrera, MDPediatrics Physician1669510145
  5. Thomas Campbell, MDInternal Medicine Physician1972506665
  6. Caroline CarbajalMental Health Counselor1083581656

Verify Mark Jonathan Schacht 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 036060812
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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41% fewer Medicare Part D claims than the average urology physician in 2024

794 Medicare Part D claims for 256 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Mark Schacht794
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl187 claims
  2. Nitrofurantoin Mono-Macro128 claims
  3. Cephalexin115 claims
  4. Myrbetriq66 claims
  5. Levofloxacin41 claims
  6. Finasteride26 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: $1,091.61

42 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Schacht$1,091.61
  2. Specialty average$3,800.04

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Metro Chicago Surgical Oncology LLCEvanston, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark Jonathan Schacht among 629 urology physician records in Illinois

Mark Jonathan Schacht, MD is one of 629 urology physician records with a practice address in Illinois. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 47% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1978 · median 2002 among the 341 with a school on file
  • Record last updated2012 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Illinois

There are 629 urology physician records in Illinois.

The 8 urology physician records with the nearest ZIP codes

  1. Leon Lome, MDEvanston, IL 602021871638338
  2. Peter Vaselopulos, MDEvanston, IL 602021578608949
  3. Charles Brendler, MDEvanston, IL 602011780797969
  4. Kelsey Gallo, MDEvanston, IL 602011184117962
  5. Thomas Keeler, MDEvanston, IL 602011558375873
  6. Hayley Silver, MDEvanston, IL 602011932510948
  7. Srikrishna Talluri, M.D.Hoffman Estates, IL 601951801849807
  8. John Christensen, MDWinfield, IL 601901093730756

Common questions

What is Mark Jonathan Schacht, MD's NPI number?

Mark Jonathan Schacht, MD's National Provider Identifier (NPI) is 1265577621, issued on Feb 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Jonathan Schacht, MD located?

The NPPES record lists a practice address at 800 Austin St, Evanston, IL, 60202. Phone: (847) 328-5600. Providers update this record themselves, so call before visiting.

How can I verify Mark Jonathan Schacht, MD's license?

NPPES lists Illinois license number 036060812, 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 Mark Jonathan Schacht, MD prescribe under Medicare Part D?

In 2024, Mark Jonathan Schacht, MD had 794 Medicare Part D claims for 256 beneficiaries; the average among urology physician prescribers was 1,340. 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.