NPPES file of Aug 9, 2026

Peter Yi Shen, MD

Diagnostic Radiology Physician · Santa Cruz, CA

Peter Yi Shen, MD is a diagnostic radiology physician with a practice address in Santa Cruz, California, and NPI 1396900734, issued on Jul 24, 2008. Check the license (California A110273, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396900734
Name
Peter Yi Shen
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A110273 CA
Self-reported in NPPES; status is on the state search
Practice location
2025 Soquel Ave, Santa Cruz, CA 95062
Phone
(831) 423-4111
Enumerated
Jul 24, 2008
Record last updated
Aug 16, 2024
Medicare enrollment
Enrolled (PECOS I20110505000267); accepts Medicare assignment
Medical or professional school
State University Of New York Downstate Medical Center, 2005
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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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Also registered at 2025 Soquel Ave

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

  1. Farzana AbedFamily Nurse Practitioner1669932588
  2. Rachel Abrams, M.D.Family Medicine Physician1578542171
  3. Erin Agenjo Hohengarten, LCSWClinical Social Worker1376978791
  4. Bahar Aghighi, MDEndocrinology, Diabetes & Metabolism Physician1770562134
  5. Walter Alexander, M.D.Surgery Physician1386946606
  6. Timothy W Allari, MDInternal Medicine Physician1013996370

Verify Peter Yi Shen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A110273    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 California 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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Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationMorgan Hill, CA

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

Peter Yi Shen among 4,500 diagnostic radiology physician records in California

Peter Yi Shen, MD is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 36% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2005 · median 2004 among the 3,130 with a school on file
  • Record last updated2024 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

All 4,500 in California → Every provider in Santa Cruz → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. William Berg, MDSanta Cruz, CA 950621730168006
  2. Melissa Gerlach, MDSanta Cruz, CA 950621639356553
  3. Margaret Hansen, MDSanta Cruz, CA 950621336129600
  4. Monica Harish, MDSanta Cruz, CA 950621356582662
  5. Albert Lu, MDSanta Cruz, CA 950621679893226
  6. Thomas Nguyen, M.D.Santa Cruz, CA 950621588828719
  7. John Pestaner, MDSanta Cruz, CA 950621871541524
  8. Timothy Washowich, M.D.Santa Cruz, CA 950621235140229

Common questions

What is Peter Yi Shen, MD's NPI number?

Peter Yi Shen, MD's National Provider Identifier (NPI) is 1396900734, issued on Jul 24, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Peter Yi Shen, MD located?

The NPPES record lists a practice address at 2025 Soquel Ave, Santa Cruz, CA, 95062. Phone: (831) 423-4111. Providers update this record themselves, so call before visiting.

How can I verify Peter Yi Shen, MD's license?

NPPES lists California license number A110273, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.