NPPES file of Aug 9, 2026

Grace Lin, M.D.

Diagnostic Radiology Physician · San Leandro, CA

Grace Lin, M.D. is a diagnostic radiology physician with a practice address in San Leandro, California, and NPI 1427217876, issued on Jun 2, 2008. Check the license (California A108359, 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
1427217876
Name
Grace Lin
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
A108359 CA
P-234818 MA
Self-reported in NPPES; status is on the state search
Practice location
2500 Merced St, San Leandro, CA 94577
Phone
(510) 248-7130
Enumerated
Jun 2, 2008
Record last updated
Dec 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100105000444); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2003
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 2500 Merced St

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

  1. Rabiatu Abdullah, M.D.Emergency Medicine Physician1497833248
  2. Scott Abramson, M.D.Neurology Physician1891873667
  3. Jayaprada Achanta, M.D.Anesthesiology Physician1053463851
  4. Kristi Adachi, PHARMDPharmacist1396456737
  5. Mary Grace Aguayo, CRTCertified Respiratory Therapist1467923730
  6. Jatinder AhluwaliaPharmacist1508391483

Verify Grace 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 A108359    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. Permanente Medical Group IncSan Leandro, CA

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

Grace Lin among 4,500 diagnostic radiology physician records in California

Grace 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 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
  • Graduated2003 · median 2004 among the 3,130 with a school on file
  • Record last updated2021 · 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 San Leandro → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Jason Balkman, M.D.San Leandro, CA 945771316263387
  2. Todd Drasin, M.D.San Leandro, CA 945771750488003
  3. Richard Kuno, MDSan Leandro, CA 945771487732236
  4. Brett Lee, M.D.San Leandro, CA 945771427034255
  5. Daniel Lim, MDSan Leandro, CA 945771184709859
  6. Sundeep Nayak, M.D.San Leandro, CA 945771174567655
  7. Dawn Nwamuo, MDSan Leandro, CA 945771134309818
  8. Sapna Palrecha, M.D.San Leandro, CA 945771770602971

Common questions

What is Grace Lin, M.D.'s NPI number?

Grace Lin, M.D.'s National Provider Identifier (NPI) is 1427217876, issued on Jun 2, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Grace Lin, M.D. located?

The NPPES record lists a practice address at 2500 Merced St, San Leandro, CA, 94577. Phone: (510) 248-7130. Providers update this record themselves, so call before visiting.

How can I verify Grace Lin, M.D.'s license?

NPPES lists California license number A108359, 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.