Yin Chan, MD
NPI 1528735065 · Gastroenterology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yin Chan, MD is a Gastroenterology Physician provider in Los Angeles, CA (NPI 1528735065).
Provider details
- NPI number
- 1528735065
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A174279 (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
4 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
606 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) |
|---|---|---|
| Measurement of Hydrogen in Breath to Test for Stomach and Bowel Symptoms91065 | 119 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 115 | $101 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 68 | $188 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 43 | $81 |
| Study of Esophagus to Assess Movement91010 | 38 | $66 |
| Monitoring and Recording of Esophageal Function Through Nasal Tube With Electrode91037 | 36 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prucalopride Succinatebrand: Motegrity | 59 | 19 |
| Linaclotidebrand: Linzess | 48 | 26 |
| Rifaximinbrand: Xifaxan | 40 | 23 |
| Pyridostigmine Bromide | 12 | — |
| Vonoprazan Fumaratebrand: Voquezna | 12 | — |
| Lactulose | 12 | — |
| Pantoprazole Sodium | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,114 across 7 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
- 2021-08-24
- Last updated
- 2022-08-10
- Certified
- 2022-08-02
Frequently asked questions
- What is Yin Chan's NPI number?
- Yin Chan's National Provider Identifier (NPI) is 1528735065, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yin Chan's specialty?
- Yin Chan is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Yin Chan located?
- Yin Chan's practice location on file with NPPES is 8730 Alden Dr, Los Angeles, CA 90048.
- What is Yin Chan's phone number?
- The practice phone number listed in the NPPES registry for Yin Chan is (310) 423-6082.
- Does Yin Chan accept Medicare?
- Yin Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yin Chan's NPI active?
- Yes — Yin Chan's NPI (1528735065) is active in the NPPES registry as of the last update on 2022-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.