Physician Profile
Unclaimed ProfileAbout PASSARO
Ryan Colby Passaro is a healthcare provider in Los Angeles, CA specialising in emergency medicine. Ryan trained at University of Tennessee, Hsc, College of Medicine, graduating in 2019. Ryan is also listed as specialising in student in an organized health care education program.
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 does Dr. Passaro specialise in?
Dr. Passaro 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
Where is Dr. Passaro located?
Dr. Passaro is listed at 2051 MARENGO ST, Los Angeles, CA 90033. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Passaro's phone number?
The number on file is (323) 409-1000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Passaro's NPI number?
Dr. Passaro's National Provider Identifier is 1043773930. 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. Passaro go to medical school?
Dr. Passaro attended University of Tennessee, Hsc, College of Medicine, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Passaro been practising?
Dr. Passaro has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Passaro do most often?
According to Medicare billing data, Dr. Passaro provides treatments such as electrocardiogram 1 to 3 leads with review by physician only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Passaro confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Passaro. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (323) 409-1000
- Email not available
Practice Locations
2051 MARENGO ST
Los Angeles, CA 90033
Procedures Most Often Billed to Medicare
604 services · 596 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Electrocardiogram (ecg) 1 to 3 leads with review by physician only | Treatment | 93042 |
161 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
299 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
95 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
49 |
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 emergency medicines at this location 5
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 emergency medicines in Los Angeles 8
Same specialty, same city.
Trained at University of Tennessee, Hsc, College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at University of Tennessee, Hsc, College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Electrocardiogram (ecg) 1 to 3 leads with review by physician only 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.