Physician Profile
Unclaimed ProfileAbout KIEFER
Michael Duncan Kiefer, M.D. is a hospitalist practicing in Portland, OR. Michael trained at Oregon Health Sciences University School of Medicine, graduating in 2015. Michael is also listed as specializing in internal medicine. According to Medicare claims data, Michael cared for 334 Medicare patients across 484 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
- (503) 494-6101
- Email not available
Practice Locations
3181 SW SAM JACKSON PARK RD
Portland, OR 97239
Procedures Most Often Billed to Medicare
484 services · 334 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
81 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
165 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
74 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
65 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
57 |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
27 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
15 |
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.
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 hospitalists in Portland 8
Same specialty, same city.
Trained at Oregon Health Sciences University School of Medicine 7
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2015 at Oregon Health Sciences University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Dr. Kiefer specialize in?
Dr. Kiefer is a hospitalist in Portland, OR. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HOSPITALIST”.
NPI registry
Where is Dr. Kiefer located?
Dr. Kiefer is listed at 3181 SW SAM JACKSON PARK RD, Portland, OR 97239. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Kiefer's phone number?
The number on file is (503) 494-6101. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Kiefer's NPI number?
Dr. Kiefer's National Provider Identifier is 1447690102. 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. Kiefer go to medical school?
Dr. Kiefer attended Oregon Health Sciences University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Kiefer been practicing?
Dr. Kiefer has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Kiefer do most often?
According to Medicare billing data, Dr. Kiefer provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Kiefer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Kiefer. 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.