NPPES file of Aug 9, 2026

David Shin Chang, D.O.

Pain Medicine (Anesthesiology) Physician · Lake Forest, IL

David Shin Chang, D.O. is a pain medicine (anesthesiology) physician with a practice address in Lake Forest, Illinois, and NPI 1225378912, issued on Feb 18, 2013. Check the license (Illinois 036158277, 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
1225378912
Name
David Shin Chang
Credential
D.O.
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License numbers
036158277 IL
OP60765252 WA
Self-reported in NPPES; status is on the state search
Practice location
1000 N Westmoreland RD, Lake Forest, IL 60045
Phone
(847) 535-8281
Enumerated
Feb 18, 2013
Record last updated
Nov 4, 2024
Fax
(847) 535-8488
Medicare enrollment
Enrolled (PECOS I20211008001837); accepts Medicare assignment
Medical or professional school
Rowan University School Of Osteopathic Medicine, 2012
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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8 nearest pain medicine (anesthesiology) physician records → All 203 in Illinois → Look up another NPI →

Also registered at 1000 N Westmoreland RD

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

  1. Owais Abdul-Kafi, MDInterventional Cardiology Physician1922462647
  2. Deepti Agarwal, MDAnesthesiology Physician1598901423
  3. Mariyam Alam, PA-CPhysician Assistant1740087394
  4. Wendy Allen, CNMAdvanced Practice Midwife1629161369
  5. Mohammed Alzoubaidi, MBBS,MPHPulmonary Disease Physician1184880031
  6. Christina Anderson, M.D.Interventional Cardiology Physician1568846434

Verify David Shin Chang 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 036158277    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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91% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024

159 Medicare Part D claims for 83 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. David Chang159
  2. Specialty average1,750

Most prescribed

  1. Gabapentin51 claims
  2. Pregabalin35 claims
  3. Tizanidine Hcl12 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: $6.73

1 payment: food and beverage; the largest payer was Spr Therapeutics, Inc. The 2,789 providers of this specialty with any payment received $3,225.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Chang$6.73
  2. Specialty average$3,225.41

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 FoundationLake Forest, IL

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

David Shin Chang among 203 pain medicine (anesthesiology) physician records in Illinois

David Shin Chang, D.O. is one of 203 pain medicine (anesthesiology) 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 2013, is newer than 78% of them.

  • NPI issued2013 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2012 · median 2002 among the 144 with a school on file
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in Illinois

There are 203 pain medicine (anesthesiology) physician records in Illinois.

All 203 in Illinois → Every provider in Lake Forest → Pain Medicine (Anesthesiology) Physician nationwide →

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Warren Anderson, M.D.Lake Forest, IL 600451295004794
  2. John Broadnax, M.D.Libertyville, IL 600481457409104
  3. Mariam El-Baghdadi, M.D.Libertyville, IL 600481619130598
  4. Jay Hurh, M.D.Libertyville, IL 600481225100712
  5. Bruce Irwin, M.D.Libertyville, IL 600481891757720
  6. Steven Marquardt, MDLibertyville, IL 600481972578227
  7. Shin Wee, MDLibertyville, IL 600481447225198
  8. Anatoly Arber, MD PHDGurnee, IL 600311205824836

Common questions

What is David Shin Chang, D.O.'s NPI number?

David Shin Chang, D.O.'s National Provider Identifier (NPI) is 1225378912, issued on Feb 18, 2013. An NPI identifies a provider in billing; it is not a license.

Where is David Shin Chang, D.O. located?

The NPPES record lists a practice address at 1000 N Westmoreland RD, Lake Forest, IL, 60045. Phone: (847) 535-8281. Providers update this record themselves, so call before visiting.

How can I verify David Shin Chang, D.O.'s license?

NPPES lists Illinois license number 036158277, 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 David Shin Chang, D.O. prescribe under Medicare Part D?

In 2024, David Shin Chang, D.O. had 159 Medicare Part D claims for 83 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.