NPPES file of Aug 9, 2026

Christopher Tin-Shu Loh, MD

Diagnostic Radiology Physician · Santa Monica, CA

Christopher Tin-Shu Loh, MD is a diagnostic radiology physician with a practice address in Santa Monica, California, and NPI 1720044183, issued on Apr 25, 2006. Check the license (California G82141, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720044183
Name
Christopher Tin-Shu Loh
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
G82141 CA
75437 AZ
16266 ND
Self-reported in NPPES; status is on the state search
Practice location
2121 Santa Monica Blvd, Santa Monica, CA 90404
Phone
(310) 829-5511
Enumerated
Apr 25, 2006
Record last updated
May 6, 2026
Fax
(310) 582-7495
Medicare enrollment
Enrolled (PECOS I20040701001478); 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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Also registered at 2121 Santa Monica Blvd

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

  1. Anabelle AhdootRegistered Dietitian1396283263
  2. Katiuscha Almeida Merath Reis, MDSurgery Physician1861055626
  3. Sandra Andrews, RD, CDERegistered Dietitian1427347954
  4. Maia Aronson, P.A.Physician Assistant1861762882
  5. Daniel ArtensteinStudent in an Organized Health Care Education/Training Program1023402310
  6. Bita Azizi, RDRegistered Dietitian1861797839

Verify Christopher Tin-Shu Loh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G82141
    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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Industry payments in 2024: $305.80

4 payments; by number, the most common kind was food and beverage; the largest payer was Becton, Dickinson and Company. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christopher Loh$305.80
  2. Specialty average$2,488.38

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

3 hospitals and group practices

  1. Yuma Regional Medical CenterYuma, AZ · Acute Care Hospitals2 of 5 stars
  2. St Alexius Medical CenterBismarck, ND
  3. UC RegentsOrange, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Christopher Tin-Shu Loh among 4,500 diagnostic radiology physician records in California

Christopher Tin-Shu Loh, 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 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
  • Graduated1992 · 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.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Khadija Aziz, M.DSanta Monica, CA 904041336186097
  2. Jack Berman, MDSanta Monica, CA 904041417977786
  3. Timothy Carmody, M. D.Santa Monica, CA 904041598751893
  4. Francis Crnkovich, MDSanta Monica, CA 904041871515734
  5. Alex Freitas, M.D.Santa Monica, CA 904041326004284
  6. Curtis Hammerman, MDSanta Monica, CA 904041578591319
  7. Anne Hoyt, MDSanta Monica, CA 904041740230291
  8. Earl Landau, M.D.Santa Monica, CA 904041295787984

Common questions

What is Christopher Tin-Shu Loh, MD's NPI number?

Christopher Tin-Shu Loh, MD's National Provider Identifier (NPI) is 1720044183, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Tin-Shu Loh, MD located?

The NPPES record lists a practice address at 2121 Santa Monica Blvd, Santa Monica, CA, 90404. Phone: (310) 829-5511. Providers update this record themselves, so call before visiting.

How can I verify Christopher Tin-Shu Loh, MD's license?

NPPES lists California license number G82141, 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.