Vida Chen

  • Modesto, CA
  • Gastroenterologist
NPI1922480789PAC ID4587066659
Medicare services, 2024
1,071
Medicare patients, 2024
524
Part D claims, 2024
642
Publications
2
Hospital affiliations
3
Practice address
730 17th Street, Modesto, CA 95354
Practice phone
Call (209) 248-7700
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Central Valley Specialty Hospital

Hospital · Modesto, California

See all 5 affiliations

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Vida Chen is a gastroenterologist in Modesto, California

Vida Chen practices at Central Valley Specialty Hospital in Modesto, California, part of Central Valley Specialty Hospital.

Vida Chen's NPI, 1922480789, was assigned on June 29, 2015. Vida Chen graduated from University of Maryland School of Medicine - Baltimore in 2015. Vida Chen holds California license A171345.

NPI and contact details
Medicare PAC ID
4587066659
NPI enumeration date
June 29, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(209) 248-7700
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
37
Medical school graduation
2015

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Vida Chen practices at Central Valley Specialty Hospital in Modesto, California

Vida Chen's primary practice is Central Valley Specialty Hospital, at 730 17th Street, Modesto, CA 95354 in Stanislaus County. The practice phone is (209) 248-7700.

Source: Dmand AI Affiliation Data

Vida Chen is affiliated with 4 sites of care and 1 medical group

Vida Chen's primary practice is Central Valley Specialty Hospital in Modesto, California, part of Central Valley Specialty Hospital. Vida Chen is also affiliated with Memorial Medical Center. The medical group on file is SGMF Radiology. Dmand AI also links Vida Chen to 1 more hospital and 1 ambulatory surgery center, each named with a free account.

See all 5 affiliations for Vida Chen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Vida Chen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Vida Chen practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Central Valley Specialty HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Central Valley Specialty Hospital and 6.2K+ hospitals, with verified contacts in the same login.

Vida Chen is one of 1,977 gastroenterologists in California

Gastroenterology is Vida Chen's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Vida Chen is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Vida Chen's licenses on file in 3 states: California, Pennsylvania and New Jersey.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A171345 · 2021 to 2027 · taxonomy 207RG0100X
  • Pennsylvania license2018 to 2022
  • New Jersey license2015 to 2020

Clinical focus

Dmand AI lists acid reflux, acute gastroduodenitis, chronic inflammatory bowel disease (IBD), colonoscopy, fatty liver, gastroduodenitis, gastroenteritis and gastrointestinal bleeding among the conditions Vida Chen treats.

Gastroenterologists near Vida Chen

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Vida Chen billed Medicare for 1,071 services in 2024

CMS data shows 1,071 Medicare services from Vida Chen across 18 procedure codes in 2024, for 524 Medicare patients. Medicare paid $106,374 for them.

Medicare services, 20241,071
Medicare patients524
Paid by Medicare$106,374
Procedure codes18

Vida Chen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 6302024: 628No change
Office and hospital visits
2023: 3502024: 30214%
Other services
2023: 1202024: 1298%
Tests and treatments
2023: 142024: 1214%

Where Vida Chen's Medicare services took place, 2024

  • In an office19118%
  • In a facility88082%

Vida Chen compared with the California median for gastroenterologists, 2024

  • Vida Chen
  • California median
Medicare services
1,071vs 58683% above
Medicare patients
524vs 30274% above
Part D claims
495vs 38030% above

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Vida Chen's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Vida Chen

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Vida Chen treated 524 Medicare patients in 2024, average age 72

CMS counts 524 Medicare patients who saw Vida Chen in 2024. The largest group is 65 to 74, with 259 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.66, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Vida Chen's median patient age at 58, with 63% women.

Medicare patients, 2024524
Average age72
Average risk score1.66
Also on Medicaid32%

Vida Chen's Medicare patients by age, 2024

Vida Chen's Medicare patients by sex, 2024

  • Women33063%
  • Men19437%

Chronic conditions among Vida Chen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis52%
  4. Diabetes38%
  5. Chronic kidney disease36%
  6. Mood disorders29%
  7. Anxiety28%
  8. Ischemic heart disease27%

Share of Medicare patients with each condition. A patient can have several.

Vida Chen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women63%
  • Men35%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Vida Chen wrote 642 Medicare Part D claims in 2024

In 2024, Vida Chen wrote 642 Medicare Part D claims for 192 patients. 81% of them were for generic drugs. CMS names the drug for 495 of them, across 15 drugs with 11 or more claims each, at $42,216 in total drug cost. In 2023, CMS named 417 claims across 15 drugs.

Part D claims, 2024642
Drugs named by CMS15
Total drug cost$42,216
Part D patients192

Vida Chen's Part D claims by kind of drug, 2024

  • Generic518 claims81%
  • Brand-name124 claims19%

Vida Chen's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Vida Chen's Part D claims, 2024

  • Antibiotics5%29 of 642 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4172024: 49519%

Drugs named by CMS: 15 in 2024, 15 in 2023.

See all prescribing by Vida Chen

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Vida Chen ranks in the 97th percentile for colonoscopy in Medicare

Vida Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Vida Chen as offering telehealth. CMS counts 294 procedures of colonoscopy by Vida Chen, more than 97% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Vida Chen ranks in Medicare procedure volume

Colonoscopy
97th percentile294 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
95th percentile294 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Vida Chen has 2 publications on record

Dmand AI links 2 papers to Vida Chen, published from 2011 to 2013.

Papers2
Years published2011 to 2013

Recent publications by Vida Chen

See all 2 publications and co-authors

See who Vida Chen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Vida Chen works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Vida Chen received $1,810 in industry payments from 2018 to 2025

CMS Open Payments shows 46 general payments to Vida Chen from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 56% of the total. Olympus Corporation of the Americas paid the most, $991.

General payments to Vida Chen by program year, 2018 to 2025

General payments to Vida Chen by kind, 2018 to 2025

$1.8Kin total
  • Food and beverage$1,00656%
  • Travel and lodging$80444%

Companies that paid Vida Chen the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Vida Chen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Vida Chen graduated from University of Maryland School of Medicine - Baltimore

Vida Chen graduated from University of Maryland School of Medicine - Baltimore in 2015.

  1. Medical schoolUniversity of Maryland School of Medicine - Baltimore
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Vida Chen accepts plans from 14 insurance carriers

Vida Chen is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Vida Chen accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Vida Chen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Vida Chen

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Vida Chen's NPI number?

Vida Chen's NPI number is 1922480789. It was assigned on June 29, 2015, and it is active in the NPI Registry.

What does Vida Chen specialize in?

Vida Chen is a gastroenterologist in Modesto, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Vida Chen practice?

Vida Chen practices at 730 17th Street, Modesto, CA 95354. Vida Chen's primary practice is Central Valley Specialty Hospital in Modesto, California, part of Central Valley Specialty Hospital. Dmand AI also links Vida Chen to 1 hospital and 1 ambulatory surgery center.

What is Vida Chen's office phone number?

The practice phone on file for Vida Chen is (209) 248-7700.

What is Vida Chen's medical license number?

Vida Chen holds California license A171345, one of the licenses on file in 3 states.

Which states has Vida Chen been licensed in?

Dmand AI has state licenses on file for Vida Chen in California (2021 to 2027), Pennsylvania (2018 to 2022) and New Jersey (2015 to 2020).

Which hospitals is Vida Chen affiliated with?

Vida Chen practices at Central Valley Specialty Hospital in Modesto, California. Vida Chen is also affiliated with Memorial Medical Center. Dmand AI links Vida Chen to 1 more hospital.

What medical group is Vida Chen part of?

Vida Chen is linked to SGMF Radiology.

Does Vida Chen accept Medicare?

Yes. CMS data shows Vida Chen billed Medicare for 1,071 services in 2024, and Vida Chen accepts Medicare assignment.

Does Vida Chen offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Vida Chen as offering telehealth services.

Show 9 more questionsShow fewer questions

How many Medicare patients does Vida Chen see?

CMS counts 524 Medicare patients who saw Vida Chen in 2024, with an average age of 72.

Is Vida Chen board certified?

Yes. Vida Chen is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Vida Chen bill to Medicare?

In 2024, Vida Chen's most billed Medicare services were surgery: digestive system (45385), surgery: digestive system (45380) and surgery: digestive system (43239).

Where did Vida Chen go to medical school?

Vida Chen graduated from University of Maryland School of Medicine - Baltimore in 2015.

What drugs does Vida Chen prescribe most?

In 2024 Medicare Part D data, Vida Chen's most prescribed drugs by claims were Pantoprazole Sodium, Sod Sulf-Potass Sulf-Mag Sulf and Omeprazole.

Has Vida Chen received payments from drug or device companies?

CMS Open Payments shows $1,810 in general payments to Vida Chen from 8 companies from 2018 to 2025. The largest total came from Olympus Corporation of the Americas.

How long has Vida Chen been practicing?

Vida Chen graduated from medical school in 2015, 11 years ago.

Does Vida Chen do research?

Dmand AI links 2 publications to Vida Chen, published from 2011 to 2013.

What insurance does Vida Chen accept?

Vida Chen is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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