Christopher Wong, MD
NPI 1124020623 · Internal Medicine Physician · Rosemead, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Wong, MD is a Internal Medicine Physician provider in Rosemead, CA (NPI 1124020623).
Provider details
- NPI number
- 1124020623
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A63500 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
349 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 | 156 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 107 | $9 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 47 | $62 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 15 | $13 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 13 | $8 |
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 11 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 121 | 30 |
| Losartan Potassium | 93 | 21 |
| Celecoxib | 87 | 33 |
| Metformin Hcl | 64 | 19 |
| Amlodipine Besylate | 61 | 17 |
| Metoprolol Tartrate | 60 | 18 |
| Pravastatin Sodium | 54 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$39 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
- 2005-08-15
- Last updated
- 2009-12-11
Frequently asked questions
- What is Christopher Wong's NPI number?
- Christopher Wong's National Provider Identifier (NPI) is 1124020623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Wong's specialty?
- Christopher Wong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Wong located?
- Christopher Wong's practice location on file with NPPES is 8622 Garvey Ave, Rosemead, CA 91770.
- What is Christopher Wong's phone number?
- The practice phone number listed in the NPPES registry for Christopher Wong is (626) 280-6898.
- Does Christopher Wong accept Medicare?
- Christopher Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Wong's NPI active?
- Yes — Christopher Wong's NPI (1124020623) is active in the NPPES registry as of the last update on 2009-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.