NPPES file of Aug 9, 2026

Michael Christie

Diagnostic Radiology Physician · Covina, CA

Michael Christie is a diagnostic radiology physician with a practice address in Covina, California, and NPI 1447813134, issued on Apr 17, 2019. Check the license (California A176221, 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
1447813134
Name
Michael Christie
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A176221 CA
Self-reported in NPPES; status is on the state search
Practice location
440 N Barranca Ave # 6053, Covina, CA 91723
Phone
(760) 242-7777
Enumerated
Apr 17, 2019
Record last updated
May 2, 2026
Medicare enrollment
Enrolled (PECOS I20240830003311); 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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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Verify Michael Christie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A176221    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 5 group practices

  1. Faculty Physicians And Surgeons OF LlusmLoma Linda, CA
  2. Krishna Das MD IncRedlands, CA
  3. Rahul Nayyar MD IncRedlands, CA
  4. San Antonio Radiological MedicalRedlands, CA
  5. Sol Radiology IncRedlands, CA

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

Michael Christie among 4,500 diagnostic radiology physician records in California

Michael Christie 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 2019, is newer than 91% of them.

  • NPI issued2019 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2019 · median 2004 among the 3,130 with a school on file
  • Record last updated2026 · 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 Covina → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Ghada Assassa-Solh, M.DCovina, CA 917231457313017
  2. Michael Grossman, M.D.Covina, CA 917231790713519
  3. Ilyas Khan, M.D.Covina, CA 917231568434124
  4. William Pfisterer, M.D.Covina, CA 917231003888991
  5. Jaime Schvartzman, M.DCovina, CA 917231851363741
  6. David Underwood, M.DCovina, CA 917231023080686
  7. Jae Yoon, M.DCovina, CA 917231952373508
  8. Joel Block, MDRancho Cucamongo, CA 917301225098189

Common questions

What is Michael Christie's NPI number?

Michael Christie's National Provider Identifier (NPI) is 1447813134, issued on Apr 17, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Michael Christie located?

The NPPES record lists a practice address at 440 N Barranca Ave # 6053, Covina, CA, 91723. Phone: (760) 242-7777. Providers update this record themselves, so call before visiting.

How can I verify Michael Christie's license?

NPPES lists California license number A176221, 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.