Kwok Leung Chung, M.D.
NPI 1760490627 · Gastroenterology Physician · Monterey Park, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kwok Leung Chung, M.D. is a Gastroenterology Physician provider in Monterey Park, CA (NPI 1760490627).
Provider details
- NPI number
- 1760490627
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G49584 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
1,160 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 457 | $98 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 137 | $98 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 136 | $188 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 120 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 98 | $138 |
| 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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 733 | 297 |
| Omeprazole | 714 | 272 |
| Tenofovir Alafenamidebrand: Vemlidy | 608 | 65 |
| Lipase/Protease/Amylasebrand: Creon | 278 | 76 |
| Pantoprazole Sodium | 274 | 100 |
| Linaclotidebrand: Linzess | 245 | 78 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 241 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,146 across 50 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
- 2006-08-04
- Last updated
- 2015-06-10
Frequently asked questions
- What is Kwok Leung Chung's NPI number?
- Kwok Leung Chung's National Provider Identifier (NPI) is 1760490627, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kwok Leung Chung's specialty?
- Kwok Leung Chung is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Kwok Leung Chung located?
- Kwok Leung Chung's practice location on file with NPPES is 600 N Garfield Ave, Monterey Park, CA 91754-1166.
- What is Kwok Leung Chung's phone number?
- The practice phone number listed in the NPPES registry for Kwok Leung Chung is (626) 307-0828.
- Does Kwok Leung Chung accept Medicare?
- Kwok Leung Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kwok Leung Chung's NPI active?
- Yes — Kwok Leung Chung's NPI (1760490627) is active in the NPPES registry as of the last update on 2015-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.