Michael Chung, M.D.
NPI 1053574608 · Hematology & Oncology Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Chung, M.D. is a Hematology & Oncology Physician provider in Torrance, CA (NPI 1053574608).
Provider details
- NPI number
- 1053574608
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A112317 (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
17 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
448 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 119 | $125 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 80 | $83 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 70 | $100 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 37 | $137 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 37 | $182 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 133 | 47 |
| Prednisone | 80 | 21 |
| Dexamethasone Sodium Phosphate | 78 | 27 |
| Ondansetron Hcl/Pfbrand: Ondansetron Hcl | 77 | 27 |
| Famotidine/Pfbrand: Famotidine | 70 | 20 |
| Diphenhydramine Hcl | 65 | 18 |
| Letrozole | 65 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,117 across 324 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
- 2008-07-03
- Last updated
- 2024-03-01
- Certified
- 2024-03-01
Frequently asked questions
- What is Michael Chung's NPI number?
- Michael Chung's National Provider Identifier (NPI) is 1053574608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Chung's specialty?
- Michael Chung is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Chung located?
- Michael Chung's practice location on file with NPPES is 23600 Telo Ave Ste 260, Torrance, CA 90505-4037.
- What is Michael Chung's phone number?
- The practice phone number listed in the NPPES registry for Michael Chung is (424) 435-1037.
- Does Michael Chung accept Medicare?
- Michael Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Chung's NPI active?
- Yes — Michael Chung's NPI (1053574608) is active in the NPPES registry as of the last update on 2024-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.