Hongha Vu James, M.D.
NPI 1174798805 · Gastroenterology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hongha Vu James, M.D. is a Gastroenterology Physician provider in Walnut Creek, CA (NPI 1174798805).
Provider details
- NPI number
- 1174798805
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2013013936 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
448 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) |
|---|---|---|
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 111 | $117 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 103 | $153 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 77 | $91 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 61 | $280 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 40 | $194 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 228 | 81 |
| Omeprazole | 147 | 52 |
| Famotidine | 72 | 30 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 67 | 64 |
| Dicyclomine Hcl | 33 | 16 |
| Linaclotidebrand: Linzess | 31 | 11 |
| Mesalamine | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$698 across 15 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
- 2008-04-24
- Last updated
- 2016-09-17
Frequently asked questions
- What is Hongha Vu James's NPI number?
- Hongha Vu James's National Provider Identifier (NPI) is 1174798805, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hongha Vu James's specialty?
- Hongha Vu James is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Hongha Vu James located?
- Hongha Vu James's practice location on file with NPPES is 1450 Treat Blvd, Walnut Creek, CA 94597-2168.
- What is Hongha Vu James's phone number?
- The practice phone number listed in the NPPES registry for Hongha Vu James is (925) 296-7340.
- Does Hongha Vu James accept Medicare?
- Hongha Vu James is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hongha Vu James's NPI active?
- Yes — Hongha Vu James's NPI (1174798805) is active in the NPPES registry as of the last update on 2016-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.