Physician Profile
Unclaimed ProfileAbout GARDNER
Michael Winslow Gardner, MD is a healthcare provider in Portland, OR specializing in cardiovascular disease (cardiology). Michael is also listed as specializing in cardiovascular disease. Medicare claims data shows Michael provided 1,713 services to 1,413 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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (503) 257-0959
- Email not available
Practice Locations
10000 SE MAIN ST STE 60
Portland, OR 97216
Procedures Most Often Billed to Medicare
1,713 services · 1,413 patients · 19 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
38 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
697 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
207 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
157 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
46 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
39 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
39 |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
28 |
| Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | Treatment | 93351 |
26 |
| Ultrasound of heart, follow-up | Treatment | 93308 |
23 |
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.
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.
Other cardiovascular diseases in Portland 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Dr. Gardner specialize in?
Dr. Gardner is a cardiovascular disease (cardiology) in Portland, OR. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where is Dr. Gardner located?
Dr. Gardner is listed at 10000 SE MAIN ST STE 60, Portland, OR 97216. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Gardner's phone number?
The number on file is (503) 257-0959. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Gardner?
Dr. Gardner's National Provider Identifier is 1427410117. 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. Gardner go to medical school?
Dr. Gardner attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Gardner have?
Dr. Gardner has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Gardner do most often?
According to Medicare billing data, Dr. Gardner performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Gardner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gardner. 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.