NPPES file of Aug 9, 2026

Yiyun Shi, MD

Internal Medicine Physician · Iowa City, IA

Yiyun Shi, MD is an internal medicine physician with a practice address in Iowa City, Iowa, and NPI 1669020210, issued on Aug 27, 2019. Check the license (Iowa MD56622, as entered in NPPES) on the Iowa Board of Medicine; 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
1669020210
Name
Yiyun Shi
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD56622 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 356-1616
Enumerated
Aug 27, 2019
Record last updated
Jul 6, 2026
Medicare enrollment
Enrolled (PECOS I20220622001627); 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 200 Hawkins Dr

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

  1. Helena Aaberg, MDAnesthesiology Physician1689301558
  2. Abdullah Abbasi, MDGastroenterology Physician1932944204
  3. Mary Jo Abbott, RPHPharmacist1841325875
  4. Francois Abboud, MDCardiovascular Disease Physician1598753113
  5. Abdalla Abdalla, MBBCHAnatomic Pathology & Clinical Pathology Physician1518859826
  6. Sameh AbdallaAnatomic Pathology & Clinical Pathology Physician1437902160

Verify Yiyun Shi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license MD56622
    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 Iowa license search

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95% fewer Medicare Part D claims than the average internal medicine physician in 2024

161 Medicare Part D claims for 61 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Yiyun Shi161
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium12 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.

Bills Medicare through one group practice

  1. Lifespan Physician Group IncProvidence, RI

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

Yiyun Shi among 871 internal medicine physician records in Iowa

Yiyun Shi, MD is one of 871 internal medicine physician records with a practice address in Iowa. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 64% of them.

  • NPI issued2019 · 64% of these records are older, 34% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 44% of these records are
  • Graduated2015 · median 2008 among the 386 with a school on file
  • Record last updated2026 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

215 internal medicine physician records list a practice address in Iowa City

They are 215 of the 7,163 NPPES records with a practice address in Iowa City, and 871 internal medicine physician records in Iowa.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thad Abrams, MDIowa City, IA 522421326022385
  2. Susan Beebout, MDIowa City, IA 522421790767127
  3. Christopher Goerdt, MDIowa City, IA 522421548258163
  4. William Haynes, MDIowa City, IA 522421083602601
  5. William Iverson, MDIowa City, IA 522421346238904
  6. Peter Kaboli, MDIowa City, IA 522421518949940
  7. David Katz, MDIowa City, IA 522421023090321
  8. Ann Machlab, MDIowa City, IA 522421780668004

Common questions

What is Yiyun Shi, MD's NPI number?

Yiyun Shi, MD's National Provider Identifier (NPI) is 1669020210, issued on Aug 27, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Yiyun Shi, MD located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-1616. Providers update this record themselves, so call before visiting.

How can I verify Yiyun Shi, MD's license?

NPPES lists Iowa license number MD56622, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Yiyun Shi, MD prescribe under Medicare Part D?

In 2024, Yiyun Shi, MD had 161 Medicare Part D claims for 61 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.