Physician Profile
Robert G Haas, D.O.
Unclaimed ProfileAbout Dr. Haas
Robert G Haas, D.O. is a healthcare provider in Los Angeles, CA specializing in emergency medicine. Robert trained at Midwestern University, Chicago College of Osteopathic Med, graduating in 1985. Medicare claims data shows Robert provided 524 services to 188 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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (213) 748-2411
- Email not available
Practice Locations
1401 S GRAND AVE EMERGENCY DEPARTMENT
Los Angeles, CA 90015
Procedures Most Often Billed to Medicare
524 services · 188 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of skin and tissue, 20.0 sq cm or less | Procedure | 11042 |
264 |
| Removal of tissue from wound, 20.0 sq cm or less | Treatment | 97597 |
132 |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
12 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
65 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
32 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency medicines at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 emergency medicines in Los Angeles 8
Same specialty, same city.
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at Midwestern University, Chicago College of Osteopathic Med 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of skin and tissue, 20.0 sq cm or less 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Haas?
Dr. Haas is an emergency medicine in Los Angeles, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
What is Dr. Haas's address?
Dr. Haas is listed at 1401 S GRAND AVE EMERGENCY DEPARTMENT, Los Angeles, CA 90015. 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. Haas?
The number on file is (213) 748-2411. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Haas?
Dr. Haas's National Provider Identifier is 1942251509. 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. Haas train?
Dr. Haas attended Midwestern University, Chicago College of Osteopathic Med, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Haas have?
Dr. Haas has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Haas perform?
According to Medicare billing data, Dr. Haas performs procedures including removal of skin and tissue, 20.0 sq cm or less; provides treatments such as removal of tissue from wound, 20.0 sq cm or less and ultrasound study of arm and leg arteries, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Haas's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Haas. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.