NPPES file of Aug 9, 2026

Norris W. Hsu, MD

Internal Medicine Physician · Hoffman Estates, IL

Norris W. Hsu, MD is an internal medicine physician with a practice address in Hoffman Estates, Illinois, and NPI 1508961350, issued on Sep 14, 2006. Check the license (Illinois 036-097687, 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
1508961350
Name
Norris W. Hsu
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
036-097687 IL
Self-reported in NPPES; status is on the state search
Practice location
3100 W Higgins RD Ste 125, Hoffman Estates, IL 60169
Phone
(847) 884-7111
Enumerated
Sep 14, 2006
Record last updated
Feb 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(847) 884-7156
Medicaid ID
036097687 IL
Medicare enrollment
Enrolled (PECOS I20101221000432); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 1995
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 3100 W Higgins RD Ste 125

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

  1. Gaston Carrasco, M.D.Internal Medicine Physician1417052267
  2. Edward Kogan, M.D.Internal Medicine Physician1710994215
  3. Christina Raffini, PA-CPhysician Assistant1225791189
  4. Nick Riccardo, M.D.Internal Medicine Physician1124134879
  5. Mohammad Adnan Ul Haq, M.DInternal Medicine Physician1659805281

Verify Norris W. Hsu 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 036-097687
    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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85% more Medicare Part D claims than the average internal medicine physician in 2024

5,875 Medicare Part D claims for 639 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 192 claims were for opioids.

  1. Norris Hsu5,875
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium442 claims
  2. Amlodipine Besylate301 claims
  3. Levothyroxine Sodium290 claims
  4. Rosuvastatin Calcium220 claims
  5. Losartan Potassium183 claims
  6. Lisinopril168 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: $1,105.78

50 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Norris Hsu$1,105.78
  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. Dupage Medical Group LtdSchaumburg, IL

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

35 internal medicine physician records list a practice address in Hoffman Estates

They are 35 of the 1,293 NPPES records with a practice address in Hoffman Estates, and 7,238 internal medicine physician records in Illinois.

Other internal medicine physician records in Illinois

  1. Peter Abadeer, D.O.Bloomington, IL1760469522
  2. Motaz Abas, MDPeoria, IL1215510201
  3. Elias Abate, M.D.Chicago, IL1336712199
  4. Maliha Abbas, D.O.Chicago, IL1174963920
  5. Zareena Abbas, MDChicago, IL1427078872
  6. Abu Abbasi, MDChicago, IL1083243877
  7. Ayesha Abbasi, MDChicago, IL1376216705
  8. Khalda Abbasi, MDNaperville, IL1487705240
  9. Elmer Abbo, MDBurr Ridge, IL1710048541
  10. Paul Abbo, M.D.River Forest, IL1083693378

Common questions

What is Norris W. Hsu, MD's NPI number?

Norris W. Hsu, MD's National Provider Identifier (NPI) is 1508961350, issued on Sep 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Norris W. Hsu, MD located?

The NPPES record lists a practice address at 3100 W Higgins RD Ste 125, Hoffman Estates, IL, 60169. Phone: (847) 884-7111. Providers update this record themselves, so call before visiting.

How can I verify Norris W. Hsu, MD's license?

NPPES lists Illinois license number 036-097687, 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 Norris W. Hsu, MD prescribe under Medicare Part D?

In 2024, Norris W. Hsu, MD had 5,875 Medicare Part D claims for 639 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.