NPPES file of Aug 9, 2026

Joy Shan-Fong Chen, MD

Gastroenterology Physician · Vancouver, WA

Joy Shan-Fong Chen, MD is a gastroenterology physician with a practice address in Vancouver, Washington, and NPI 1992980213, issued on Jan 5, 2008. Check the license (Washington MD60284105, as entered in NPPES) on the Washington Medical Commission; 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
1992980213
Name
Joy Shan-Fong Chen
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
MD60284105 WA
MD156972 OR
Self-reported in NPPES; status is on the state search
Practice location
501 SE 172ND Ave Ste 240, Vancouver, WA 98684
Phone
(360) 882-2778
Enumerated
Jan 5, 2008
Record last updated
Aug 5, 2026
Fax
(360) 604-1712
Medicaid ID
2026946 WA
Medicare enrollment
Enrolled (PECOS I20130923000600); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2006
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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Verify Joy Shan-Fong Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60284105
    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 Washington license search

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57% fewer Medicare Part D claims than the average gastroenterology physician in 2024

348 Medicare Part D claims for 207 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. Joy Chen348
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium78 claims
  2. Sod Sulf-Potass Sulf-Mag Sulf49 claims
  3. Omeprazole42 claims
  4. Peg 3350-Electrolyte30 claims
  5. Gavilyte-G15 claims
  6. Linzess14 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: $162.45

6 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. 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. Joy Chen$162.45
  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 3 group practices

  1. Grays Harbor County Public Hospital District NO 1Elma, WA
  2. Legacy Clinics LLCGresham, OR
  3. Legacy Salmon Creek HospitalVancouver, WA

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

Joy Shan-Fong Chen among 533 gastroenterology physician records in Washington

Joy Shan-Fong Chen, MD is one of 533 gastroenterology physician records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 64% of them.

  • NPI issued2008 · 64% of these records are older, 32% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2006 · median 2003 among the 373 with a school on file
  • Record last updated2026 · 59% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Washington

There are 533 gastroenterology physician records in Washington.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Jonathan Sachs, MDVancouver, WA 986841952301277
  2. Banny Wong, MDVancouver, WA 986841972724227
  3. Marvin Bryant, MDVancouver, WA 986861518906676
  4. Son Do, M.D.Vancouver, WA 986861285668822
  5. John Randles, M.D.Vancouver, WA 986861811139256
  6. Qing Yu, MDVancouver, WA 986861871755322
  7. Peter Caruana, MDVancouver, WA 986641073802773
  8. Matthew Casimo, MDVancouver, WA 986641144275595

Common questions

What is Joy Shan-Fong Chen, MD's NPI number?

Joy Shan-Fong Chen, MD's National Provider Identifier (NPI) is 1992980213, issued on Jan 5, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Joy Shan-Fong Chen, MD located?

The NPPES record lists a practice address at 501 SE 172ND Ave Ste 240, Vancouver, WA, 98684. Phone: (360) 882-2778. Providers update this record themselves, so call before visiting.

How can I verify Joy Shan-Fong Chen, MD's license?

NPPES lists Washington license number MD60284105, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joy Shan-Fong Chen, MD prescribe under Medicare Part D?

In 2024, Joy Shan-Fong Chen, MD had 348 Medicare Part D claims for 207 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.