Paul Chu, M.D.
NPI 1619052628 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Chu, M.D. is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1619052628).
Provider details
- NPI number
- 1619052628
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G78766 (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
19 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
7,572 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 4,048 | $99 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 2,735 | $67 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 333 | $140 |
| Administration of Influenza Virus VaccineG0008 | 226 | $35 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 69 | $16 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 145 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 569 | 239 |
| Amlodipine Besylate | 476 | 183 |
| Losartan Potassium | 324 | 134 |
| Triamcinolone Acetonide | 227 | 127 |
| Montelukast Sodium | 223 | 89 |
| Omeprazole | 219 | 89 |
| Olmesartan Medoxomil | 215 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$447 across 13 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
- 2006-10-26
- Last updated
- 2015-10-19
Frequently asked questions
- What is Paul Chu's NPI number?
- Paul Chu's National Provider Identifier (NPI) is 1619052628, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Chu's specialty?
- Paul Chu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Chu located?
- Paul Chu's practice location on file with NPPES is 945 N Hill St, Los Angeles, CA 90012-1714.
- What is Paul Chu's phone number?
- The practice phone number listed in the NPPES registry for Paul Chu is (213) 617-0777.
- Does Paul Chu accept Medicare?
- Paul Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Chu's NPI active?
- Yes — Paul Chu's NPI (1619052628) is active in the NPPES registry as of the last update on 2015-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.