NPPES file of Aug 9, 2026

Weiling Chang, M.D.

Diagnostic Radiology Physician · La Mesa, CA

Weiling Chang, M.D. is a diagnostic radiology physician with a practice address in La Mesa, California, and NPI 1659326460, issued on May 23, 2006. Check the license (California A90535, 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
1659326460
Name
Weiling Chang
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
A90535 CA
A900535 CA
Self-reported in NPPES; status is on the state search
Practice location
8881 Fletcher Parkway #102, La Mesa, CA 91942
Phone
(619) 461-1830
Enumerated
May 23, 2006
Record last updated
Mar 2, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(619) 797-1484
Medicaid ID
00A905350 CA
Medicare enrollment
Enrolled (PECOS I20051107001054); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 1999
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 8881 Fletcher Parkway #102

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

  1. Thomas Kilcheski, M.D.Diagnostic Radiology Physician1639124803
  2. Peter Yang, M.D.Diagnostic Radiology Physician1679529564

Verify Weiling Chang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A90535
    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. Humboldt Radiology Medical Group,incEureka, CA

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

Weiling Chang among 4,500 diagnostic radiology physician records in California

Weiling Chang, 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1999 · median 2004 among the 3,130 with a school on file
  • Record last updated2011 · 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. Thomas Brannigan, MDLa Mesa, CA 919421598710030
  2. Harry Ellison, MDLa Mesa, CA 919421780639039
  3. Jon Ellison, M.D.La Mesa, CA 919421760630669
  4. James Jacobsen, MDLa Mesa, CA 919421356394811
  5. Thomas Kilcheski, M.D.La Mesa, CA 919421639124803
  6. Valentin Lance, MDLa Mesa, CA 919421720303191
  7. Jenna Liu, MDLa Mesa, CA 919421952514978
  8. Luis Maas, MDLa Mesa, CA 919421679529556

Common questions

What is Weiling Chang, M.D.'s NPI number?

Weiling Chang, M.D.'s National Provider Identifier (NPI) is 1659326460, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Weiling Chang, M.D. located?

The NPPES record lists a practice address at 8881 Fletcher Parkway #102, La Mesa, CA, 91942. Phone: (619) 461-1830. Providers update this record themselves, so call before visiting.

How can I verify Weiling Chang, M.D.'s license?

NPPES lists California license number A90535, 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.

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.