Byron J Allen, MD
NPI 1134202658 · Cardiovascular Disease Physician · Orange, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Byron J Allen, MD is a Cardiovascular Disease Physician provider in Orange, CA (NPI 1134202658).
Provider details
- NPI number
- 1134202658
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 000000G44917 (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
19 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
427 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 | 348 | $107 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System, Remote Up to 90 Days93294 | 50 | $32 |
| Heart Rhythm Review and Interpretation of Continous External Ekg Over 8-15 Days93248 | 15 | $28 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 14 | $9 |
Typical Medicare-allowed amounts for these services range $9–$107 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 331 | 98 |
| Amlodipine Besylate | 185 | 55 |
| Apixabanbrand: Eliquis | 166 | 45 |
| Ezetimibe | 147 | 44 |
| Metoprolol Succinate | 145 | 43 |
| Rosuvastatin Calcium | 139 | 38 |
| Valsartan | 121 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-21
- Last updated
- 2008-04-12
Frequently asked questions
- What is Byron J Allen's NPI number?
- Byron J Allen's National Provider Identifier (NPI) is 1134202658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Byron J Allen's specialty?
- Byron J Allen is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Byron J Allen located?
- Byron J Allen's practice location on file with NPPES is Uci Medical Center, Orange, CA 92868.
- What is Byron J Allen's phone number?
- The practice phone number listed in the NPPES registry for Byron J Allen is (714) 456-2986.
- Does Byron J Allen accept Medicare?
- Byron J Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Byron J Allen's NPI active?
- Yes — Byron J Allen's NPI (1134202658) is active in the NPPES registry as of the last update on 2008-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.