Yun Chong, MD
NPI 1376586933 · Psychiatry Physician · Orange, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yun Chong, MD is a Psychiatry Physician provider in Orange, CA (NPI 1376586933).
Provider details
- NPI number
- 1376586933
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A73098 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Benztropine Mesylate | 314 | 37 |
| Risperidone | 259 | 27 |
| Olanzapine | 244 | 33 |
| Trazodone Hcl | 241 | 31 |
| Quetiapine Fumarate | 184 | 25 |
| Divalproex Sodium | 136 | 19 |
| Olanzapinebrand: Olanzapine Odt | 134 | 16 |
| Haloperidol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$118 across 2 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
- 2006-06-13
- Last updated
- 2007-12-07
Frequently asked questions
- What is Yun Chong's NPI number?
- Yun Chong's National Provider Identifier (NPI) is 1376586933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yun Chong's specialty?
- Yun Chong is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Yun Chong located?
- Yun Chong's practice location on file with NPPES is 1110 E Chapman Ave, Orange, CA 92866-2139.
- What is Yun Chong's phone number?
- The practice phone number listed in the NPPES registry for Yun Chong is (714) 453-0688.
- Does Yun Chong accept Medicare?
- Yun Chong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yun Chong's NPI active?
- Yes — Yun Chong's NPI (1376586933) is active in the NPPES registry as of the last update on 2007-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.