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Edit this profileAt a glance
- 550 S Beretania St, Suite 601, Honolulu, HI 96813
About Dr. Yamada
Gregg M. Yamada, M.D. is a healthcare provider in Honolulu, HI specializing in cardiovascular disease. Gregg trained at University of Hawaii John A. Burns School of Medicine, graduating in 1989. Medicare claims data shows Gregg provided 1,585 services to 1,072 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. This provider record is associated with NPI 1821006933.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (808) 522-7222
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
550 S BERETANIA ST SUITE 601
Honolulu, HI 96813
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Specialized cardiovascular care
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Procedures & services
Advanced imaging
- Cardiac computed tomography
- Coronary artery calcium scan
- Transesophageal echocardiogram
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Catheter-based diagnosis and treatment
Heart & circulation
Life Support
Office and noninvasive testing
- Cardiology consultation
- Exercise stress test
- Pharmacologic cardiac stress test
- Stress echocardiogram
- Transthoracic echocardiogram
- Ambulatory blood-pressure monitoring
Structural heart
Most searched procedures
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
1,585 services · 1,072 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
273 | As often as other peers in Cardiovascular Disease |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,118 | More than most peers in Cardiovascular Disease |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
151 | More often than most peers in Cardiovascular Disease |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
43 | As often as other peers in Cardiovascular Disease |
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 cardiologists at this location 2
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 cardiologists in Honolulu 8
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at University of Hawaii John A. Burns School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1989 at University of Hawaii John A. Burns 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 7
Providers in HI who bill this service to Medicare most often.
Common questions
What is Gregg M. Yamada's specialty?
Gregg M. Yamada is a cardiologist in Honolulu, HI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where can I find Gregg M. Yamada?
Gregg M. Yamada is listed at 550 S Beretania St Suite 601, Honolulu, HI 96813. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gregg M. Yamada?
The number on file is (808) 522-7222. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gregg M. Yamada?
Gregg M. Yamada's National Provider Identifier is 1821006933. 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
What is Gregg M. Yamada's education?
Gregg M. Yamada attended University of Hawaii John A. Burns School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gregg M. Yamada have?
Gregg M. Yamada has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What is Gregg M. Yamada known for?
According to Medicare billing data, Gregg M. Yamada provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Gregg M. Yamada's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gregg M. Yamada. If this is you, claiming it is free.
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