Physician Profile
John A. Ambrose, MD
Unclaimed ProfileAbout Dr. Ambrose
Based in Fresno, CA, John A. Ambrose, MD is listed in the NPI registry under cardiovascular disease (cardiology). John is also listed as specializing in cardiovascular disease. Medicare claims data shows John provided 4,678 services to 3,480 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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (559) 320-0545
- Email not available
Practice Locations
2335 E KASHIAN LN STE 240
Fresno, CA 93701
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
Most searched conditions
- Atrial Fibrillation and Irregular Heartbeat
- Heart attack
- Heart disease
- Heart Failure
- High Blood Pressure
- High Cholesterol
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
- Enlarged Heart (Cardiomyopathy)
- Fluid Around the Heart (Pericardial Effusion)
- Heart Muscle Inflammation (Myocarditis)
- Stiff Heart Syndrome (Cardiac Amyloidosis)
- Thickened Heart Muscle (Hypertrophic Cardiomyopathy)
Heart rhythm
- Long QT Syndrome
- Premature Heartbeats (PVCs and PACs)
- Rapid Heart Rate (Tachycardia)
- Slow Heart Rate (Bradycardia)
Symptoms and functional disorders
- Blood Pressure Drop When Standing
- Fainting and Lightheadedness (Syncope)
- Heart Palpitations
- POTS (Postural Orthostatic Tachycardia Syndrome)
Valve and structural heart
- Aortic Valve Stenosis
- Hole in the Heart (ASD or PFO)
- Leaky Aortic Valve (Aortic Regurgitation)
- Leaky Mitral Valve (Mitral Regurgitation)
- Mitral Valve Prolapse
Vascular and risk factors
- Aortic Aneurysm
- Blocked Neck Arteries (Carotid Artery Disease)
- Clogged Arteries (Atherosclerosis)
- Hard-to-Control High Blood Pressure
- Inherited High Cholesterol
- Poor Leg Circulation (PAD)
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Procedures & services
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
4,678 services · 3,480 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
4,138 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
74 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
163 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
68 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
64 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
56 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
39 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
35 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
22 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
19 |
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 cardiovascular diseases at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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.
More connections — 29 related providers in 4 groups
Other cardiovascular diseases in Fresno 5
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1972 at Other 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 only 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Ambrose?
Dr. Ambrose is a cardiovascular disease (cardiology) in Fresno, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
What is Dr. Ambrose's address?
Dr. Ambrose is listed at 2335 E KASHIAN LN STE 240, Fresno, CA 93701. 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. Ambrose?
The number on file is (559) 320-0545. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ambrose?
Dr. Ambrose's National Provider Identifier is 1598795429. 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. Ambrose train?
Dr. Ambrose attended Other, graduating in 1972. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ambrose have?
Dr. Ambrose has 54 years experience. Calculated from a graduation year of 1972, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ambrose perform?
According to Medicare billing data, Dr. Ambrose provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and 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 Dr. Ambrose's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ambrose. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.