NPPES file of Aug 9, 2026

Adam David Stein, MD

Endocrinology, Diabetes & Metabolism Physician · Wheaton, IL

Adam David Stein, MD is an endocrinology, diabetes & metabolism physician with a practice address in Wheaton, Illinois, and NPI 1316003833, issued on Dec 29, 2006. Check the license (Illinois 036-126614, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316003833
Name
Adam David Stein
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
036-126614 IL
MT187109 PA
Self-reported in NPPES; status is on the state search
Practice location
7 Blanchard Cir Ste 202, Wheaton, IL 60189
Phone
(630) 208-6775
Enumerated
Dec 29, 2006
Record last updated
Apr 21, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(630) 260-0670
Medicaid ID
036-126614 IL
Medicare enrollment
Enrolled (PECOS I20110105000076); accepts Medicare assignment
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 7 Blanchard Cir Ste 202

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

  1. Faiza Anjum, MDEndocrinology, Diabetes & Metabolism Physician1235793225

Verify Adam David Stein 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 036-126614
    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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65% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

4,347 Medicare Part D claims for 527 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.

  1. Adam Stein4,347
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium514 claims
  2. Ozempic383 claims
  3. Metformin Hcl244 claims
  4. Jardiance204 claims
  5. Metformin Hcl Er180 claims
  6. Lantus Solostar154 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.

The MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,975.37

4 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Adam Stein$1,975.37
  2. Specialty average$5,742.15

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. Central Dupage Physician GroupWheaton, IL

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

Adam David Stein among 436 endocrinology, diabetes & metabolism physician records in Illinois

Adam David Stein, MD is one of 436 endocrinology, diabetes & metabolism physician records with a practice address in Illinois. 85% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 62% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2003 · median 2006 among the 295 with a school on file
  • Record last updated2020 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Illinois

There are 436 endocrinology, diabetes & metabolism physician records in Illinois.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Faiza Anjum, MDWheaton, IL 601891235793225
  2. William Bayer, MDCarol Stream, IL 601881528162898
  3. Aileen WestrickCarol Stream, IL 601881770710493
  4. Lily Agrawal, M.D.Oakbrook Terrace, IL 601811922110394
  5. Maria Aguilera Astudillo, MDSycamore, IL 601781164040887
  6. Wendell Malalis, M.D.Sycamore, IL 601781962692418
  7. Disha Narang, M.D.Evanston, IL 602011235426230
  8. Hisham Swehli, MBBCHEvanston, IL 602021578242608

Common questions

What is Adam David Stein, MD's NPI number?

Adam David Stein, MD's National Provider Identifier (NPI) is 1316003833, issued on Dec 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Adam David Stein, MD located?

The NPPES record lists a practice address at 7 Blanchard Cir Ste 202, Wheaton, IL, 60189. Phone: (630) 208-6775. Providers update this record themselves, so call before visiting.

How can I verify Adam David Stein, MD's license?

NPPES lists Illinois license number 036-126614, 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 Adam David Stein, MD prescribe under Medicare Part D?

In 2024, Adam David Stein, MD had 4,347 Medicare Part D claims for 527 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Adam David Stein, MD's MIPS final score?

The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.