Yong Zhang
NPI 1871032235 · Psychiatry Physician · Colton, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yong Zhang is a Psychiatry Physician provider in Colton, CA (NPI 1871032235).
Provider details
- NPI number
- 1871032235
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 20A16962 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
799 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 437 | $81 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 79 | $179 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 76 | $194 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 65 | $175 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 58 | $51 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-02-18
- Last updated
- 2021-11-01
- Certified
- 2021-11-01
Frequently asked questions
- What is Yong Zhang's NPI number?
- Yong Zhang's National Provider Identifier (NPI) is 1871032235, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yong Zhang's specialty?
- Yong Zhang is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Yong Zhang located?
- Yong Zhang's practice location on file with NPPES is 400 N Pepper Ave, Colton, CA 92324-1801.
- What is Yong Zhang's phone number?
- The practice phone number listed in the NPPES registry for Yong Zhang is (909) 580-2186.
- Does Yong Zhang accept Medicare?
- Yong Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yong Zhang's NPI active?
- Yes — Yong Zhang's NPI (1871032235) is active in the NPPES registry as of the last update on 2021-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.