Vida Chen
NPI 1922480789 · Gastroenterology Physician · Modesto, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vida Chen is a Gastroenterology Physician provider in Modesto, CA (NPI 1922480789).
Provider details
- NPI number
- 1922480789
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 390200000X3
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,071 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 190 | $231 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 176 | $63 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 150 | $73 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 115 | $170 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 82 | $129 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the Monito |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 145 | 52 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 78 | 72 |
| Omeprazole | 51 | 20 |
| Famotidine | 33 | — |
| Spironolactone | 27 | — |
| Furosemide | 26 | — |
| Mesalamine | 19 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$163 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-29
- Last updated
- 2021-07-06
- Certified
- 2021-07-06
Frequently asked questions
- What is Vida Chen's NPI number?
- Vida Chen's National Provider Identifier (NPI) is 1922480789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vida Chen's specialty?
- Vida Chen is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Vida Chen located?
- Vida Chen's practice location on file with NPPES is 1409 E Briggsmore Ave Fl 2, Modesto, CA 95355-2707.
- What is Vida Chen's phone number?
- The practice phone number listed in the NPPES registry for Vida Chen is (209) 572-2736.
- Does Vida Chen accept Medicare?
- Vida Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vida Chen's NPI active?
- Yes — Vida Chen's NPI (1922480789) is active in the NPPES registry as of the last update on 2021-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.