NPPES file of Aug 9, 2026

Daniel Chan, MD, PHD

Obstetrics & Gynecology Physician · Peoria, IL

Daniel Chan, MD, PHD is an obstetrics & gynecology physician with a practice address in Peoria, Illinois, and NPI 1902224074, issued on Apr 4, 2014. Check the license (Illinois 036156546, 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
1902224074
Name
Daniel Chan
Credential
MD, PHD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
036156546 IL
036.156546 IL
Self-reported in NPPES; status is on the state search
Practice location
1001 Main St Ste 400, Peoria, IL 61606
Phone
(309) 308-3350
Enumerated
Apr 4, 2014
Record last updated
May 1, 2026
Fax
(309) 308-3351
Medicare enrollment
Enrolled (PECOS I20210728003666); accepts Medicare assignment
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 1001 Main St Ste 400

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

  1. Laura BrownSurgical Critical Care Physician1699938316
  2. Nathan Bryant, APNNurse Practitioner1417512328
  3. Gregory Garmon, APNNurse Practitioner1215301221
  4. Aaron Kaviani, M.D.Urology Physician1881126092
  5. Yasaman Kazerooni, MDSurgery Physician1952807661
  6. Wendy Olson Padilla, M.D.Urology Physician1871752501

Verify Daniel Chan 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 036156546
    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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1% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

166 Medicare Part D claims for 40 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. 16 claims were for opioids.

  1. Daniel Chan166
  2. Specialty average165

Most prescribed

  1. Duloxetine Hcl21 claims
  2. Oxycodone Hcl16 claims
  3. Fluoxetine Hcl13 claims
  4. Atenolol12 claims
  5. Atorvastatin Calcium12 claims
  6. Quetiapine Fumarate12 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: $512.21

3 payments; by number, the most common kind was travel and lodging; the largest payer was Smith+Nephew, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Daniel Chan$512.21
  2. Specialty average$1,030.61

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. Osf Multi-Specialty GroupPeoria, IL

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

Obstetrics & Gynecology Physician providers in Illinois

There are 2,062 obstetrics & gynecology physician records in Illinois.

Other obstetrics & gynecology physician records in Illinois

  1. Anum Abbasi, MDChicago, IL1679063010
  2. Diane Abdel-Barry, M.D.Chicago, IL1508205808
  3. Rana Abdul-Khalek, MDRoscoe, IL1275768087
  4. Idries Abdur-Rahman, M.D.Ottawa, IL1891727236
  5. Jamil Abdur-Rahman, M.D.Gurnee, IL1710914189
  6. Bassel Abouzeid, MDPeoria, IL1376160846
  7. Ashley Abraham, M.D.Arlington Heights, IL1457615742
  8. Iris Abrahantes Morales, MDChicago, IL1164155164
  9. Fidel Abrego, MDChicago, IL1245351824
  10. Bayan AbunarAurora, IL1972063220

Common questions

What is Daniel Chan, MD, PHD's NPI number?

Daniel Chan, MD, PHD's National Provider Identifier (NPI) is 1902224074, issued on Apr 4, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Chan, MD, PHD located?

The NPPES record lists a practice address at 1001 Main St Ste 400, Peoria, IL, 61606. Phone: (309) 308-3350. Providers update this record themselves, so call before visiting.

How can I verify Daniel Chan, MD, PHD's license?

NPPES lists Illinois license number 036156546, 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 Daniel Chan, MD, PHD prescribe under Medicare Part D?

In 2024, Daniel Chan, MD, PHD had 166 Medicare Part D claims for 40 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.