Are you Marcus L. Williams, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 10-14 Saddle River Rd, Fair Lawn, NJ 07410
About Dr. Williams
Marcus L. Williams, M.D. is a healthcare provider in Fair Lawn, NJ specializing in cardiovascular disease. Marcus is also listed as specializing in interventional cardiology. Medicare claims data shows Marcus provided 4,207 services to 1,499 patients. The services billed most often include chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month, 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. This provider record is associated with NPI 1467526525.
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
- (551) 246-3008
- Email not available
Practice Locations
10-14 SADDLE RIVER RD
Fair Lawn, NJ 07410
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
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
Most searched procedures
Office and noninvasive testing
Advanced imaging
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
4,207 services · 1,499 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
20 | Less often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
777 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
169 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
59 | As often as other peers in Cardiovascular Disease |
| Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days | Treatment | 99091 |
43 | Less often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
29 | Less often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
29 | Less often than most peers in Cardiovascular Disease |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
12 | Less often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) up to 30 days continuous with symptom monitoring, transmission and review and report by health care professional | Treatment | 93272 |
11 | Less often than most peers in Cardiovascular Disease |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
1,740 | More often than most 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 in Fair Lawn 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at Other 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What does Marcus L. Williams specialize in?
Marcus L. Williams is a cardiologist in Fair Lawn, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where is Marcus L. Williams located?
Marcus L. Williams is listed at 10-14 Saddle River Rd, Fair Lawn, NJ 07410. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marcus L. Williams's phone number?
The number on file is (551) 246-3008. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Marcus L. Williams?
Marcus L. Williams's National Provider Identifier is 1467526525. 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 Marcus L. Williams train?
Marcus L. Williams attended Other, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Marcus L. Williams have?
Marcus L. Williams has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does Marcus L. Williams do most often?
According to Medicare billing data, Marcus L. Williams 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 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
Is Marcus L. Williams's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Marcus L. Williams. If this is you, claiming it is free.
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