Jun Gong
NPI 1538426101 · Hematology & Oncology Physician · West Hollywood, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jun Gong is a Hematology & Oncology Physician provider in West Hollywood, CA (NPI 1538426101).
Provider details
- NPI number
- 1538426101
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,197 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 800 | $104 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 242 | $84 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 47 | $139 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 46 | $104 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 39 | $193 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetron Hcl | 87 | 41 |
| Prochlorperazine Maleate | 79 | 39 |
| Loperamide Hclbrand: Loperamide | 38 | — |
| Prednisone | 35 | — |
| Enzalutamidebrand: Xtandi | 29 | — |
| Oxycodone Hcl | 24 | — |
| Abiraterone Acetate | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,364 across 20 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
- 2012-04-19
- Last updated
- 2018-07-05
Frequently asked questions
- What is Jun Gong's NPI number?
- Jun Gong's National Provider Identifier (NPI) is 1538426101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jun Gong's specialty?
- Jun Gong is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Jun Gong located?
- Jun Gong's practice location on file with NPPES is 8700 Beverly Blvd, West Hollywood, CA 90048.
- What is Jun Gong's phone number?
- The practice phone number listed in the NPPES registry for Jun Gong is (310) 423-3277.
- Does Jun Gong accept Medicare?
- Jun Gong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jun Gong's NPI active?
- Yes — Jun Gong's NPI (1538426101) is active in the NPPES registry as of the last update on 2018-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.