NPPES file of Aug 9, 2026

Lisa Merle Peck, M.D.

Internal Medicine Physician · Deerfield, IL

Lisa Merle Peck, M.D. is an internal medicine physician with a practice address in Deerfield, Illinois, and NPI 1679539563, issued on Apr 21, 2006. Check the license (Illinois 036086705, 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
1679539563
Name
Lisa Merle Peck
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036086705 IL
036-086705 IL
Self-reported in NPPES; status is on the state search
Practice location
350 S Waukegan RD Ste 100&200, Deerfield, IL 60015
Phone
(847) 535-7157
Enumerated
Apr 21, 2006
Record last updated
Sep 11, 2023
Fax
(224) 271-4332
Medicaid IDs
036086705 IL
036-086705 IL
Medicare enrollment
Enrolled (PECOS I20081002000631); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 1990
Telehealth
Offers telehealth (CMS)
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 350 S Waukegan RD Ste 100&200

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

  1. Rachel Lauber, APRN, CNPNurse Practitioner1811524713
  2. Peter Yoon, M.D.Internal Medicine Physician1417905944
  3. Melissa Zimmerman, MD, MPHPediatrics Physician1831551332

Verify Lisa Merle Peck 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 036086705
    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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59% more Medicare Part D claims than the average internal medicine physician in 2024

5,037 Medicare Part D claims for 627 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 108 claims were for opioids.

  1. Lisa Peck5,037
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium362 claims
  2. Levothyroxine Sodium302 claims
  3. Amlodipine Besylate221 claims
  4. Rosuvastatin Calcium208 claims
  5. Losartan Potassium189 claims
  6. Lisinopril132 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: $159.18

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. 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. Lisa Peck$159.18
  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. Northwestern Medical Faculty FoundationDeerfield, IL

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

Lisa Merle Peck among 7,238 internal medicine physician records in Illinois

Lisa Merle Peck, 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
  • Graduated1990 · median 2003 among the 3,580 with a school on file
  • Record last updated2023 · 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).

21 internal medicine physician records list a practice address in Deerfield

They are 21 of the 712 NPPES records with a practice address in Deerfield, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lewis Barr, M.D.Riverwoods, IL 600151245267962
  2. Dana Ben-Dov, MDDeerfield, IL 600151194709477
  3. Mitul DesaiDeerfield, IL 600151437118361
  4. Jeffrey Foreman, M.D.Deerfield, IL 600151881663243
  5. Larry Kaskel, MDBannockburn, IL 600151285620484
  6. Tom Klein, MDRiverwoods, IL 600151326094194
  7. Monika McLain, MDBannockburn, IL 600151376539718
  8. Barry Rapaport, M.D.Deerfield, IL 600151114988417

Common questions

What is Lisa Merle Peck, M.D.'s NPI number?

Lisa Merle Peck, M.D.'s National Provider Identifier (NPI) is 1679539563, issued on Apr 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Merle Peck, M.D. located?

The NPPES record lists a practice address at 350 S Waukegan RD Ste 100&200, Deerfield, IL, 60015. Phone: (847) 535-7157. Providers update this record themselves, so call before visiting.

How can I verify Lisa Merle Peck, M.D.'s license?

NPPES lists Illinois license number 036086705, 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 Lisa Merle Peck, M.D. prescribe under Medicare Part D?

In 2024, Lisa Merle Peck, M.D. had 5,037 Medicare Part D claims for 627 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.