Physician Profile
Unclaimed ProfileAbout BAAS
Arnold S Baas, MD is a healthcare provider in Los Angeles, CA specializing in cardiovascular disease (cardiology). Arnold trained at University of Texas Southwestern Medical School at Dallas, graduating in 1989. Arnold is also listed as specializing in internal medicine, orthopaedic surgery, and cardiovascular disease. Medicare claims data shows Arnold provided 4,183 services to 2,403 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Baas?
Dr. Baas is a cardiovascular disease (cardiology) in Los Angeles, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
What is Dr. Baas's address?
Dr. Baas is listed at 100 UCLA MEDICAL PLZ STE 630, Los Angeles, CA 90024. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Baas?
The number on file is (310) 825-9011. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Baas?
Dr. Baas's National Provider Identifier is 1720013717. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Baas train?
Dr. Baas attended University of Texas Southwestern Medical School at Dallas, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Baas have?
Dr. Baas has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Baas perform?
According to Medicare billing data, Dr. Baas performs imaging including ultrasonic guidance for blood vessel access; provides treatments such as ultrasound of heart with color-depicted blood flow, rate, direction and valve function and ultrasound of heart blood flow, valves and chambers, follow-up, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Baas's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Baas. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (310) 825-9011
- Email not available
Practice Locations
100 UCLA MEDICAL PLZ STE 630
Los Angeles, CA 90024
Procedures Most Often Billed to Medicare
4,183 services · 2,403 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
17 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
491 |
| Ultrasound of heart blood flow, valves and chambers, follow-up | Treatment | 93321 |
322 |
| Ultrasound of heart, follow-up | Treatment | 93308 |
322 |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
301 |
| Evaluation of lower heart chamber assist device | Treatment | 93750 |
90 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
87 |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
74 |
| Ultrasound of heart blood flow, valves and chambers, follow-up | Treatment | 93321 |
74 |
| Ultrasound of heart, follow-up | Treatment | 93308 |
74 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiovascular diseases at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other cardiovascular diseases in Los Angeles 8
Same specialty, same city.
Trained at University of Texas Southwestern Medical School at Dallas 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at University of Texas Southwestern Medical School at Dallas 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasonic guidance for blood vessel access 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.