NPPES file of Aug 9, 2026

Justin Jie Chen

Family Medicine Physician · Chicago, IL

Justin Jie Chen is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1962993238, issued on May 22, 2018. Check the license (Illinois 036155255, 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
1962993238
Name
Justin Jie Chen
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036155255 IL
Self-reported in NPPES; status is on the state search
Practice location
5215 N California Ave Ste F602, Chicago, IL 60625
Phone
(773) 878-3627
Enumerated
May 22, 2018
Record last updated
Sep 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(773) 878-0985
Medicare enrollment
Enrolled (PECOS I20210420000589); accepts Medicare assignment
Medical or professional school
Arizona College Of Osteopathic Medicine Mid Western University, 2018
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 5215 N California Ave Ste F602

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

  1. Samrita DhanoaFamily Medicine Physician1265179956

Verify Justin Jie Chen 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 036155255
    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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28% fewer Medicare Part D claims than the average family medicine physician in 2024

2,555 Medicare Part D claims for 222 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 57 claims were for opioids.

  1. Justin Chen2,555
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium124 claims
  2. Losartan Potassium102 claims
  3. Levothyroxine Sodium94 claims
  4. Amlodipine Besylate89 claims
  5. Alprazolam73 claims
  6. Lisinopril57 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): 93.1 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 score80.8
  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: $1,991.69

94 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Justin Chen$1,991.69
  2. Specialty average$902.55

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. Endeavor Health Medical GroupEvanston, IL

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

Justin Jie Chen among 6,215 family medicine physician records in Illinois

Justin Jie Chen is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 75% of them.

  • NPI issued2018 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2018 · median 2006 among the 3,714 with a school on file
  • Record last updated2021 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,593 family medicine physician records list a practice address in Chicago

They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Stanislaw Bryjak, M.D.Chicago, IL 606251932159126
  2. Jose Castellanos, MDChicago, IL 606251750302386
  3. Mandy Gittler, MDChicago, IL 606251811929474
  4. Shaheen Humayun, MDChicago, IL 606251073539417
  5. Krister Johansson, MDChicago, IL 606251831136027
  6. Kate Lynn Maxouris, M.D.Chicago, IL 606251215986062
  7. Ann McDermott, D.O.Chicago, IL 606251437109204
  8. Chung Mok, MDChicago, IL 606251497757306

Common questions

What is Justin Jie Chen's NPI number?

Justin Jie Chen's National Provider Identifier (NPI) is 1962993238, issued on May 22, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Justin Jie Chen located?

The NPPES record lists a practice address at 5215 N California Ave Ste F602, Chicago, IL, 60625. Phone: (773) 878-3627. Providers update this record themselves, so call before visiting.

How can I verify Justin Jie Chen's license?

NPPES lists Illinois license number 036155255, 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 Justin Jie Chen prescribe under Medicare Part D?

In 2024, Justin Jie Chen had 2,555 Medicare Part D claims for 222 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Justin Jie Chen's MIPS final score?

The 2023 MIPS final score is 93.1 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.