William Averill, M.D.
NPI 1225013550 · Cardiovascular Disease Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Averill, M.D. is a Cardiovascular Disease Physician provider in Torrance, CA (NPI 1225013550).
Provider details
- NPI number
- 1225013550
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G055413 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,055 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 519 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 509 | $98 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 398 | $16 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 215 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 108 | $218 |
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 |
|---|---|---|
| Metoprolol Succinate | 520 | 144 |
| Atorvastatin Calcium | 456 | 134 |
| Amlodipine Besylate | 424 | 130 |
| Irbesartan | 422 | 118 |
| Apixabanbrand: Eliquis | 401 | 106 |
| Carvedilol | 255 | 76 |
| Lisinopril | 213 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-09
- Last updated
- 2008-04-29
Frequently asked questions
- What is William Averill's NPI number?
- William Averill's National Provider Identifier (NPI) is 1225013550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Averill's specialty?
- William Averill is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Averill located?
- William Averill's practice location on file with NPPES is 3400 Lomita Blvd, Torrance, CA 90505-4909.
- What is William Averill's phone number?
- The practice phone number listed in the NPPES registry for William Averill is (310) 326-5142.
- Does William Averill accept Medicare?
- William Averill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Averill's NPI active?
- Yes — William Averill's NPI (1225013550) is active in the NPPES registry as of the last update on 2008-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.