Sunny Wong, D.O.
NPI 1134204043 · Internal Medicine Physician · Monterey Park, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sunny Wong, D.O. is a Internal Medicine Physician provider in Monterey Park, CA (NPI 1134204043).
Provider details
- NPI number
- 1134204043
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A7517 (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
3,304 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 | 1,805 | $93 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 922 | $75 |
| Administration of Influenza Virus VaccineG0008 | 177 | $35 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 130 | $79 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 91 | $9 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 72 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 242 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 2,390 | 379 |
| Amlodipine Besylate | 2,067 | 308 |
| Losartan Potassium | 1,108 | 166 |
| Metformin Hcl | 1,047 | 155 |
| Omeprazole | 983 | 155 |
| Levothyroxine Sodium | 926 | 128 |
| Icosapent Ethyl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$444 across 18 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
- 2012-08-26
Frequently asked questions
- What is Sunny Wong's NPI number?
- Sunny Wong's National Provider Identifier (NPI) is 1134204043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sunny Wong's specialty?
- Sunny Wong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sunny Wong located?
- Sunny Wong's practice location on file with NPPES is 110 W Emerson Ave, Monterey Park, CA 91754-1718.
- What is Sunny Wong's phone number?
- The practice phone number listed in the NPPES registry for Sunny Wong is (626) 307-0676.
- Does Sunny Wong accept Medicare?
- Sunny Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sunny Wong's NPI active?
- Yes — Sunny Wong's NPI (1134204043) is active in the NPPES registry as of the last update on 2012-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.