NPPES file of Aug 9, 2026

Gary Edward Schaffel, M.D.

Internal Medicine Physician · Lake Forest, IL

Gary Edward Schaffel, M.D. is an internal medicine physician with a practice address in Lake Forest, Illinois, and NPI 1336123884, issued on Nov 29, 2005. Check the license (Illinois 036093564, 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
1336123884
Name
Gary Edward Schaffel
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
036093564 IL
Self-reported in NPPES; status is on the state search
Practice location
990 S Waukegan RD Ste 200, Lake Forest, IL 60045
Phone
(847) 234-8100
Enumerated
Nov 29, 2005
Record last updated
Sep 5, 2024
Fax
(847) 234-8199
Medicare enrollment
Enrolled (PECOS I20070108000253); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1994
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 990 S Waukegan RD Ste 200

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

  1. Alan Freint, M.D.Otolaryngology Physician1174501514
  2. Steven Lasin, MDInternal Medicine Physician1477574945

Verify Gary Edward Schaffel 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 036093564
    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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47% more Medicare Part D claims than the average internal medicine physician in 2024

4,676 Medicare Part D claims for 259 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 51 claims were for opioids.

  1. Gary Schaffel4,676
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium255 claims
  2. Rosuvastatin Calcium217 claims
  3. Amlodipine Besylate215 claims
  4. Levothyroxine Sodium128 claims
  5. Irbesartan116 claims
  6. Simvastatin102 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: $371.07

6 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. 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.

  1. Gary Schaffel$371.07
  2. Specialty average$1,303.06

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. Forward Focus Medical Care LLCLake Forest, IL

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

Gary Edward Schaffel among 7,238 internal medicine physician records in Illinois

Gary Edward Schaffel, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 93% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated1994 · median 2003 among the 3,580 with a school on file
  • Record last updated2024 · 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).

25 internal medicine physician records list a practice address in Lake Forest

They are 25 of the 821 NPPES records with a practice address in Lake Forest, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Scott Braunlich, M.D.Lake Forest, IL 600451487638904
  2. Elisabeth Cormier, MDLake Forest, IL 600451891781241
  3. Jason Garti, M.D.Lake Forest, IL 600451003890500
  4. Sam Hull, MDLake Forest, IL 600451053319277
  5. Steven Lasin, MDLake Forest, IL 600451477574945
  6. Barry Levin, M.D.Lake Forest, IL 600451043324254
  7. Han Chung NgLake Forest, IL 600451558476622
  8. Amar Peruri, MDLake Forest, IL 600451184726499

Common questions

What is Gary Edward Schaffel, M.D.'s NPI number?

Gary Edward Schaffel, M.D.'s National Provider Identifier (NPI) is 1336123884, issued on Nov 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gary Edward Schaffel, M.D. located?

The NPPES record lists a practice address at 990 S Waukegan RD Ste 200, Lake Forest, IL, 60045. Phone: (847) 234-8100. Providers update this record themselves, so call before visiting.

How can I verify Gary Edward Schaffel, M.D.'s license?

NPPES lists Illinois license number 036093564, 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 Gary Edward Schaffel, M.D. prescribe under Medicare Part D?

In 2024, Gary Edward Schaffel, M.D. had 4,676 Medicare Part D claims for 259 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.