William Wung, MD
NPI 1407240096 · Cardiovascular Disease Physician · Brentwood, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Wung, MD is a Cardiovascular Disease Physician provider in Brentwood, CA (NPI 1407240096).
Provider details
- NPI number
- 1407240096
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A145714 (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
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,961 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 1,169 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 901 | $154 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 455 | $18 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 304 | $19 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 284 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 357 | 145 |
| Metoprolol Succinate | 342 | 136 |
| Atorvastatin Calcium | 255 | 107 |
| Furosemide | 250 | 102 |
| Apixabanbrand: Eliquis | 227 | 103 |
| Carvedilol | 203 | 82 |
| Amlodipine Besylate | 174 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,073 across 55 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
Additional practice locations (1)
- 2700 Grant St Ste 106Concord, CA 94520-2280Phone: (925) 985-7598Fax: (925) 685-0752
Registry dates
- Enumerated
- 2015-03-23
- Last updated
- 2021-08-23
- Certified
- 2021-08-23
Frequently asked questions
- What is William Wung's NPI number?
- William Wung's National Provider Identifier (NPI) is 1407240096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Wung's specialty?
- William Wung is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Wung located?
- William Wung's practice location on file with NPPES is 2400 Balfour Rd Ste 201, Brentwood, CA 94513-4952.
- What is William Wung's phone number?
- The practice phone number listed in the NPPES registry for William Wung is (925) 308-8120.
- Does William Wung accept Medicare?
- William Wung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Wung's NPI active?
- Yes — William Wung's NPI (1407240096) is active in the NPPES registry as of the last update on 2021-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.