Arnold Baas, MD
NPI 1720013717 · Cardiovascular Disease Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnold Baas, MD is a Cardiovascular Disease Physician provider in Los Angeles, CA (NPI 1720013717).
Provider details
- NPI number
- 1720013717
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C51919 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
4,034 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 704 | $150 |
| 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 | 581 | $17 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 491 | $71 |
| Ultrasound of Heart, Follow-Up93308 | 322 | $26 |
| Ultrasound of Heart Blood Flow, Valves and Chambers, Follow-Up93321 | 322 | $7 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 444 | 138 |
| Metoprolol Succinate | 269 | 83 |
| Amlodipine Besylate | 263 | 87 |
| Apixabanbrand: Eliquis | 261 | 69 |
| Atorvastatin Calcium | 253 | 76 |
| Tacrolimus | 247 | 63 |
| Furosemide | 226 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2020-01-06
- Certified
- 2020-01-06
Frequently asked questions
- What is Arnold Baas's NPI number?
- Arnold Baas's National Provider Identifier (NPI) is 1720013717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Baas's specialty?
- Arnold Baas is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Arnold Baas located?
- Arnold Baas's practice location on file with NPPES is 100 Ucla Medical Plz Ste 630, Los Angeles, CA 90024-6997.
- What is Arnold Baas's phone number?
- The practice phone number listed in the NPPES registry for Arnold Baas is (310) 825-9011.
- Does Arnold Baas accept Medicare?
- Arnold Baas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnold Baas's NPI active?
- Yes — Arnold Baas's NPI (1720013717) is active in the NPPES registry as of the last update on 2020-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.