Eric Chun-Ching Chu
Gastroenterology Physician · Long Beach, CA
Eric Chun-Ching Chu is a gastroenterology physician with a practice address in Long Beach, California, and NPI 1790879351, issued on Oct 3, 2006. Check the license (California A72184, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Eric Chun-Ching Chu
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A72184 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2880 Atlantic Ave, Long Beach, CA 90806
- Phone
- (562) 595-5421
- Enumerated
- Oct 3, 2006
- Record last updated
- Mar 31, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20071227000114); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 2880 Atlantic Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Eric Chun-Ching Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A72184Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% fewer Medicare Part D claims than the average gastroenterology physician in 2024
635 Medicare Part D claims for 352 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Pantoprazole Sodium182 claims
- Plenvu102 claims
- Omeprazole48 claims
- Clenpiq44 claims
- Gavilyte-C32 claims
- Sod Sulf-Potass Sulf-Mag Sulf29 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: $3,455.57
152 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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.
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
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric Chun-Ching Chu among 2,140 gastroenterology physician records in California
Eric Chun-Ching Chu 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1997 · median 2002 among the 1,538 with a school on file
- Record last updated2008 · 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.
All 2,140 in California → Every provider in Long Beach → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Peter Sullivan, MDLong Beach, CA 908061538664016
- Seper Dezfoli, M.D.Long Beach, CA 908081104159383
- Derek Dobalian, MDLong Beach, CA 908081235225467
- Saeid Goshtasbi, MDLong Beach, CA 908081518144344
- Erik Kerekes, M.D.Long Beach, CA 908081871679340
- Mehrdad Saliminejad, M.D.Long Beach, CA 908081891934832
- Anoop Shah, MDLong Beach, CA 908131154492361
- Michael Blam, MDLong Beach, CA 908151801877733
Common questions
What is Eric Chun-Ching Chu's NPI number?
Eric Chun-Ching Chu's National Provider Identifier (NPI) is 1790879351, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric Chun-Ching Chu located?
The NPPES record lists a practice address at 2880 Atlantic Ave, Long Beach, CA, 90806. Phone: (562) 595-5421. Providers update this record themselves, so call before visiting.
How can I verify Eric Chun-Ching Chu's license?
NPPES lists California license number A72184, 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 Eric Chun-Ching Chu prescribe under Medicare Part D?
In 2024, Eric Chun-Ching Chu had 635 Medicare Part D claims for 352 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.