Physician Profile
Unclaimed ProfileAbout DOWNEY
John Downey, M.D. is a healthcare provider in Oakland, CA specializing in diagnostic radiology. John trained at Stanford University School of Medicine, graduating in 2009. According to Medicare claims data, John cared for 69 Medicare patients across 71 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (510) 752-1000
- Email not available
Practice Locations
3600 BROADWAY
Oakland, CA 94611
Procedures Most Often Billed to Medicare
71 services · 69 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
36 |
| Ct scan head or brain without contrast | Imaging | 70450 |
19 |
| X-ray of chest, 2 views | Imaging | 71046 |
16 |
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 diagnostic radiology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
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.
Other diagnostic radiology specialists in Oakland 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Stanford University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at Stanford University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Downey?
Dr. Downey is a diagnostic radiology in Oakland, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DIAGNOSTIC RADIOLOGY”.
NPI registry
What is Dr. Downey's address?
Dr. Downey is listed at 3600 BROADWAY, Oakland, CA 94611. 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. Downey?
The number on file is (510) 752-1000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Downey's NPI number?
Dr. Downey's National Provider Identifier is 1568693588. 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. Downey train?
Dr. Downey attended Stanford University School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Downey been practicing?
Dr. Downey has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Downey perform?
According to Medicare billing data, Dr. Downey performs imaging including x-ray of chest, 1 view and ct scan head or brain without contrast. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Downey confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Downey. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.