NPPES file of Aug 9, 2026

Bing Zhang

Gastroenterology Physician · Loma Linda, CA

Bing Zhang is a gastroenterology physician with a practice address in Loma Linda, California, and NPI 1245627454, issued on Apr 26, 2015. Check the license (California A144262, 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
1245627454
Name
Bing Zhang
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A144262 CA
Self-reported in NPPES; status is on the state search
Practice location
11234 Anderson St, Loma Linda, CA 92350
Phone
(909) 558-4905
Enumerated
Apr 26, 2015
Record last updated
Jun 3, 2026
Medicaid ID
BZ3232267556 CA
Medicare enrollment
Enrolled (PECOS I20200415003598); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 2015
Telehealth
Offers telehealth (CMS)
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 11234 Anderson St

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

  1. Nour Abdel-Azim, MDStudent in an Organized Health Care Education/Training Program1700671542
  2. Mostafa Abdulrahim, MDStudent in an Organized Health Care Education/Training Program1285579094
  3. Andranig AdjemianStudent in an Organized Health Care Education/Training Program1366236689
  4. Ira AdvaniStudent in an Organized Health Care Education/Training Program1770425449
  5. Hina Ahmed, FNPFamily Nurse Practitioner1689484958
  6. Saba Ahmed, MDStudent in an Organized Health Care Education/Training Program1114863172

Verify Bing Zhang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A144262
    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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71% fewer Medicare Part D claims than the average gastroenterology physician in 2024

235 Medicare Part D claims for 106 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Bing Zhang235
  2. Specialty average811

Most prescribed

  1. Omeprazole89 claims
  2. Gavilyte-G28 claims
  3. Pantoprazole Sodium24 claims
  4. Linzess23 claims
  5. Peg-3350 And Electrolytes13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $125.00

1 payment: food and beverage; the largest payer was Janssen Biotech, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Bing Zhang$125.00
  2. Specialty average$5,015.95

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

Bills Medicare through one group practice

  1. Usc Care Medical Group IncLos Angeles, CA

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

Bing Zhang among 2,140 gastroenterology physician records in California

Bing Zhang is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 85% of them.

  • NPI issued2015 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2015 · median 2002 among the 1,538 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 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Rita Auro, MDLoma Linda, CA 923501508443938
  2. Keisha Baldeosingh, MDLoma Linda, CA 923501689994329
  3. Matthew Oman, M.D.Loma Linda, CA 923501548461155
  4. Jun Song, MDLoma Linda, CA 923501427674407
  5. Chung-Jyi Tsai, MDLoma Linda, CA 923501871507343
  6. Andrew Chang, M.D.Loma Linda, CA 923541396702874
  7. David Condon, M.D.Loma Linda, CA 923541790898799
  8. Mahnaz Farahmand, M.D.Loma Linda, CA 923541063454841

Common questions

What is Bing Zhang's NPI number?

Bing Zhang's National Provider Identifier (NPI) is 1245627454, issued on Apr 26, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Bing Zhang located?

The NPPES record lists a practice address at 11234 Anderson St, Loma Linda, CA, 92350. Phone: (909) 558-4905. Providers update this record themselves, so call before visiting.

How can I verify Bing Zhang's license?

NPPES lists California license number A144262, 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.

How much does Bing Zhang prescribe under Medicare Part D?

In 2024, Bing Zhang had 235 Medicare Part D claims for 106 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

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.