NPPES file of Aug 9, 2026

Harsimran Singh, MD

Hospitalist Physician · Chicago, IL

Harsimran Singh, MD is a hospitalist physician with a practice address in Chicago, Illinois, and NPI 1578028858, issued on Jan 31, 2019. Check the license (Illinois 036160880, 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
1578028858
Name
Harsimran Singh
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
036160880 IL
A177827 CA
Self-reported in NPPES; status is on the state search
Practice location
251 E Huron St, Chicago, IL 60611
Phone
(312) 926-2000
Enumerated
Jan 31, 2019
Record last updated
May 3, 2024
Medicare enrollment
Enrolled (PECOS I20230802003792); 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 251 E Huron St

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

  1. Brian Abarbanel, MDPhysical Medicine & Rehabilitation Physician1124600291
  2. Mohamed Abazeed, MD, PHDRadiation Oncology Physician1205096609
  3. Allison AbbottCertified Registered Nurse Anesthetist1720446594
  4. Kathryn AbbottPsychiatry Physician1295537561
  5. Ramez Abdalla, M.B., B. CHNeuroradiology Physician1407410392
  6. Dena Abdelhameed, PHARM.D.Nuclear Pharmacist1073954301

Verify Harsimran Singh 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 036160880
    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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39% fewer Medicare Part D claims than the average hospitalist physician in 2024

318 Medicare Part D claims for 147 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Harsimran Singh318
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium15 claims
  2. Pantoprazole Sodium12 claims
  3. Prednisone12 claims
  4. Furosemide11 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).

3 hospitals and group practices

  1. Camarena HealthMadera, CA
  2. John C Fremont Healthcare DistrictMariposa, CA · Critical Access Hospitals
  3. Permanente Medical Group IncUnion City, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

Hospitalist Physician providers in Illinois

There are 1,535 hospitalist physician records in Illinois.

Other hospitalist physician records in Illinois

  1. Hasan Abad, D.O.Chicago, IL1356872006
  2. Pamela Abadi, D.O.Winfield, IL1588820179
  3. Misha Abbasi, MDChicago, IL1770111635
  4. Hossam Abdel Aziz, MDWinfield, IL1114558145
  5. Eman Abdel-Latief, M.D.Evanston, IL1508229949
  6. Ashraf Abdeljaber, M.DNormal, IL1023472636
  7. Maysa Abdul Hussain, MDChicago, IL1245417070
  8. Shabreen Abdul Sharief, MDHuntley, IL1992025118
  9. Eyad Abdulrazzak, MDEvanston, IL1710592589
  10. Syed Abdur-Rahman, MDDekalb, IL1538658729

Common questions

What is Harsimran Singh, MD's NPI number?

Harsimran Singh, MD's National Provider Identifier (NPI) is 1578028858, issued on Jan 31, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Harsimran Singh, MD located?

The NPPES record lists a practice address at 251 E Huron St, Chicago, IL, 60611. Phone: (312) 926-2000. Providers update this record themselves, so call before visiting.

How can I verify Harsimran Singh, MD's license?

NPPES lists Illinois license number 036160880, 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 Harsimran Singh, MD prescribe under Medicare Part D?

In 2024, Harsimran Singh, MD had 318 Medicare Part D claims for 147 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Harsimran Singh, 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.