Physician Profile
Unclaimed ProfileAbout STEPHENS
Based in Oakland, CA, Duane D. Stephens, M.D. is listed in the NPI registry under cardiovascular disease (cardiology). Duane graduated from University of California, Geffen School of Medicine in 1974. Duane is also listed as specializing in interventional cardiology and cardiovascular disease. According to Medicare claims data, Duane cared for 835 Medicare patients across 1,084 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) 549-4220
- Email not available
Practice Locations
3300 WEBSTER ST SUITE 404-410
Oakland, CA 94609
Procedures Most Often Billed to Medicare
1,084 services · 835 patients · 17 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
161 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
136 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
73 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
50 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
50 |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
39 |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
17 |
| Ultrasound of heart during rest, exercise and/or drug-induced stress with report | Treatment | 93350 |
12 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
226 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
125 |
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 cardiovascular diseases in Oakland 8
Same specialty, same city.
Trained at University of California, Geffen School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1974 at University of California, Geffen School of Medicine 8
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 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Stephens specialize in?
Dr. Stephens is a cardiovascular disease (cardiology) in Oakland, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where is Dr. Stephens located?
Dr. Stephens is listed at 3300 WEBSTER ST SUITE 404-410, Oakland, CA 94609. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Stephens's phone number?
The number on file is (510) 549-4220. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Stephens's NPI number?
Dr. Stephens's National Provider Identifier is 1972526044. 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. Stephens go to medical school?
Dr. Stephens attended University of California, Geffen School of Medicine, graduating in 1974. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Stephens been practicing?
Dr. Stephens has 52 years experience. Calculated from a graduation year of 1974, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Stephens do most often?
According to Medicare billing data, Dr. Stephens provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report 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
Has Dr. Stephens confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Stephens. 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.