NPPES file of Aug 9, 2026

Michael Chien-Yu Lin, M.D.

Diagnostic Radiology Physician · Poway, CA

Michael Chien-Yu Lin, M.D. is a diagnostic radiology physician with a practice address in Poway, California, and NPI 1891010120, issued on Mar 30, 2010. Check the license (California A100504, 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 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891010120
Name
Michael Chien-Yu Lin
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A100504 CA
Self-reported in NPPES; status is on the state search
Practice location
13915 Danielson St, Poway, CA 92064
Phone
(858) 546-3800
Enumerated
Mar 30, 2010
Record last updated
Jan 28, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100524000370); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 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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Verify Michael Chien-Yu Lin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A100504
    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

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The practice group's MIPS final score for 2023 (Medicare payment program): 73.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score74.4
  2. Costout of 100 · 30%36.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. California Imaging Institute Medical Group, Inc.Fresno, CA
  2. Central Valley Community Medical ImagingFresno, CA

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

Michael Chien-Yu Lin among 4,500 diagnostic radiology physician records in California

Michael Chien-Yu Lin, M.D. 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 2010, is newer than 67% of them.

  • NPI issued2010 · 67% of these records are older, 30% 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 updated2012 · 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.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Charles Lee, MDPoway, CA 920641902013915
  2. Ronald Sokoloff, MDPoway, CA 920641184665937
  3. Vinton Vint, MDRancho Santa Fe, CA 920671265699102
  4. Emmaleigh Price, R.T.(R)Oceanside, CA 920581730023847
  5. Bruce Biederman, MDOceanside, CA 920561790780997
  6. Nathan Copelan, M.D.Oceanside, CA 920561578789194
  7. Steven Epner, MDOceanside, CA 920561720187800
  8. William Johnson, M.D.Oceanside, CA 920561538266481

Common questions

What is Michael Chien-Yu Lin, M.D.'s NPI number?

Michael Chien-Yu Lin, M.D.'s National Provider Identifier (NPI) is 1891010120, issued on Mar 30, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Michael Chien-Yu Lin, M.D. located?

The NPPES record lists a practice address at 13915 Danielson St, Poway, CA, 92064. Phone: (858) 546-3800. Providers update this record themselves, so call before visiting.

How can I verify Michael Chien-Yu Lin, M.D.'s license?

NPPES lists California license number A100504, 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.

What is Michael Chien-Yu Lin, M.D.'s MIPS final score?

The 2023 MIPS final score is 73.9 of 100, reported for the practice group. 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.