Are you Dr. Lambert? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 13100 E 136Th St, Ste 3000, Fishers, IN 46037
About Dr. Lambert
Nathan D. Lambert, MD practices cardiovascular disease in Fishers, IN. Nathan is a 2003 graduate of Indiana University School of Medicine. Nathan is also listed as specializing in internal medicine and interventional cardiology. According to Medicare claims data, Nathan cared for 2,757 Medicare patients across 3,420 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. The provider's National Provider Identifier (NPI) is 1356361018.
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
- (317) 678-3900
- Email not available
Practice Locations
13100 E 136TH ST STE 3000
Fishers, IN 46037
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
- AFib
- Congestive heart failure
- Heart attack
- Heart disease
- High blood pressure
- High cholesterol
Coronary and ischemic heart disease
- Coronary artery disease
- Stable angina
Heart failure and cardiomyopathy
- Hypertrophic cardiomyopathy
- Myocarditis
- Pericardial effusion
Heart rhythm
- Slow heart rate (bradycardia)
- Supraventricular tachycardia
Symptoms and functional disorders
- Fainting and syncope
- Heart palpitations
- Postural orthostatic tachycardia syndrome
Valve and structural heart
- Aortic stenosis
- Mitral regurgitation
- Mitral valve prolapse
- Patent foramen ovale
Vascular and risk factors
- Aortic aneurysm
- Carotid artery disease
- Familial hypercholesterolemia
- Resistant hypertension
Artery & vascular
- Peripheral Artery Disease (PAD)
Heart inflammation
- Pericarditis (Heart Sac Inflammation)
Heart muscle
Heart valves
- Heart Murmur
Vascular disease
- High Blood Pressure in the Lungs (Pulmonary Hypertension)
Procedures & services
Most searched procedures
- Echocardiogram
- EKG
- Heart monitor
- Heart stent
- Pacemaker surgery
- Stress test
Office and noninvasive testing
- Ambulatory blood-pressure monitoring
Advanced imaging
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Consultations
- Preventive Cardiology Consultation
Diagnostic testing
- Cardiopulmonary Exercise Testing (CPET)
- Tilt Table Test
Diagnostics
- Electrophysiology Study (EP Study)
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
- Heart CT Scan (Cardiac CT)
Heart procedures
- Heart Fluid Drainage (Pericardiocentesis)
Heart rhythm procedures
Imaging
- Heart Calcium Scan
- Transesophageal Echocardiogram for Kids
Implants
- Defibrillator Implant (ICD)
Recovery & rehabilitation
- Cardiac Rehabilitation Program
Vascular imaging
- Carotid Ultrasound
- Leg Circulation Test (ABI and Arterial Doppler)
Procedures Most Often Billed to Medicare
3,420 services · 2,757 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
94 | More often than most peers in Cardiovascular Disease |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
47 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
986 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
312 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
307 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
130 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
108 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
90 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) | Treatment | 93017 |
56 | As often as other peers in Cardiovascular Disease |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
45 | 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 1
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 Fishers 2
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Indiana University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Indiana University School of Medicine 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 IN who bill this service to Medicare most often.
Common questions
What does Dr. Lambert specialize in?
Dr. Lambert is a cardiologist in Fishers, IN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where is Dr. Lambert located?
Dr. Lambert is listed at 13100 E 136Th St Ste 3000, Fishers, IN 46037. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lambert's phone number?
The number on file is (317) 678-3900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Lambert's NPI number?
Dr. Lambert's National Provider Identifier is 1356361018. 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. Lambert go to medical school?
Dr. Lambert attended Indiana University School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lambert been practicing?
Dr. Lambert has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lambert do most often?
According to Medicare billing data, Dr. Lambert 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 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
Has Dr. Lambert confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lambert. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.