DR. ARIEH GREENBAUM MD
NPI 1972921856
Internal Medicine - Cardiovascular Disease in Westwood, NJ

Q: What is Arieh Greenbaum's NPI number?

The NPI number for Arieh Greenbaum is 1972921856. It was assigned to this individual provider in the NPPES registry on March 28, 2014.

Q: What is Arieh Greenbaum's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Arieh Greenbaum was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 28, 2014PECOS EnrolledAccepts Medicare Assignment

98.67/100

CMS Quality Rating

333 OLD HOOK RD STE 200, WESTWOOD, NJ 07675(201) 664-0201 Get Directions Write a Review

NPPES record last updated: October 1, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Arieh Greenbaum Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ARIEH GREENBAUM MD (NPI 1972921856) is an individual cardiovascular disease provider in Westwood, New Jersey, licensed in New Jersey (25MA11074400) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS, is affiliated with Valley Hospital, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2014).

NPPES Registry Identity

NPI1972921856

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. ARIEH GREENBAUMCredential: MD

Location Address333 OLD HOOK RD STE 200Westwood, NJ 07675-3200

Mailing Address77 Johnson AveTeaneck, NJ 07666-4212 · (646) 678-2085

Phone(201) 664-0201

Sole ProprietorNo

Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 2014

Enumeration DateMarch 28, 2014

Last NPPES UpdateOctober 1, 2025

NPPES CertifiedOctober 1, 2025

✔ NPI 1972921856 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in NJ · 25MA11074400

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

333 OLD HOOK RD STE 200, Westwood, NJ 07675

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Arieh Greenbaum Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133498694

PECOS Enrollment IDI20211015000185

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 27

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

445 services266 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

377 services322 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

261 services144 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

164 services115 patients

Injection, regadenoson, 0.1 mg J2785

Regadenoson injection, 0.1 mg, is a medication used to help visualize the heart during a stress test. It works by increasing blood flow in the arteries of the heart. It's injected into a vein and is generally well-tolerated.

161 services40 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

149 services147 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

108 services106 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

97 services95 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

89 services89 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

89 services75 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

66 services62 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

51 services50 patients

Technetium tc-99m tetrofosmin, diagnostic, per study dose A9502

Technetium Tc-99m Tetrofosmin is a radiopharmaceutical used in diagnostic imaging. It helps highlight areas of concern in the heart by emitting signals captured by a special camera. This assists doctors in detecting heart conditions.

51 services50 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

28 services21 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

25 services19 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

22 services22 patients

Heart rhythm recording of continous external ekg over 8-15 days 93246

A heart rhythm recording is a non-invasive procedure where a small device, attached externally, monitors your heart's electrical activity for 8-15 days. It helps detect irregular heart rhythms, assess heart rate, and guide treatment decisions. It's safe, painless, and can be done during normal daily activities.

18 services17 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

18 services18 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

18 services17 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

13 services13 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

13 services13 patients

Heart rhythm recording continous external ekg over more than 48 hours up to 7 days 93242

This procedure involves wearing a device, an external EKG, for up to 7 days to continuously monitor your heart rhythm. It helps detect irregularities that may not occur during a standard EKG. The device is non-invasive and safe.

13 services13 patients

Telephone medical discussion with physician, 5-10 minutes 99441

A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.

13 services11 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

12 services12 patients

Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days 93244

A heart rhythm review involves monitoring your heart's electrical activity for more than 48 hours up to 7 days. Using a device called an external EKG, doctors can track your heartbeats to detect irregularities and help diagnose heart conditions.

12 services12 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

This procedure involves using ultrasound technology to create images of your heart while you rest, exercise, or undergo drug-induced stress. An ECG continuously monitors your heart's electrical activity. It helps doctors assess heart health and function.

12 services12 patients

Ultrasound of heart blood flow, valves and chambers 93320

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Valley Hospital

Acute Care Hospitals · Paramus, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310012

Location4 Valley Health PlazaParamus, NJ 07652 · Bergen County

Emergency services Birthing friendly

Hackensack Meridian Health Pascack Valley Medical

Acute Care Hospitals · Westwood, NJ

4/5 CMS rating

OwnershipProprietary

CMS Certification Number310130

Location250 Old Hook RoadWestwood, NJ 07675 · Bergen County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07675 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$144.86 typical visit price

range $63.84 – $190.92

Typical copayment $36.21 (range $15.96 – $47.73)

Most-billed visit code 99204

Established Patient

$79.09 typical visit price

range $20.97 – $155.92

Typical copayment $19.77 (range $5.24 – $38.98)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.67/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

93.57

Promoting Interoperability

100

Improvement Activities

Reported Quality Measures

Cervical Cancer Screening

64%227 patients3/55-star benchmark: 98%

Closing the Referral Loop: Receipt of Specialist Report

56%43 patients3/55-star benchmark: 87%

Controlling High Blood Pressure

81%297 patients4/55-star benchmark: 91%

Coronary Artery Disease (CAD): Beta-Blocker Therapy Prior Myocardial Infarction (MI) or Left Ventricular Systolic Dysfunction (LVEF <= 40%)

78%23 patients4/55-star benchmark: 99%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

39%62 patients3/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

76%1,667 patients3/55-star benchmark: 100%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

75%810 patients4/55-star benchmark: 97%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

35%798 patients3/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 76% · 638 patients

Patients screened: 79% · 638 patients

63%41 patients3/55-star benchmark: 100%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

89%374 patients4/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 1% · 363 patients

Patients totalRate: 3% · 366 patients

3%366 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ERNEST WHANWOOK CHANG M.D. PH.D.

Internal Medicine (Cardiovascular Disease)

333 OLD HOOK RD STE 200
WESTWOOD, NJ 07675

Bergen County (617) 877-8158

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Arieh Greenbaum's NPI number?

The NPI number for Arieh Greenbaum is 1972921856. It was assigned to this individual provider in the NPPES registry on March 28, 2014.

Where is Arieh Greenbaum located?

Arieh Greenbaum practices at 333 Old Hook Rd Ste 200, Westwood, NJ 07675. The listed phone number is (201) 664-0201.

What is Arieh Greenbaum's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Arieh Greenbaum enrolled in Medicare?

Yes. Arieh Greenbaum is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Arieh Greenbaum affiliated with any hospitals?

According to CMS data, Arieh Greenbaum is affiliated with Valley Hospital and Hackensack Meridian Health Pascack Valley Medical.

When was this NPI record last updated?

The NPPES record for Arieh Greenbaum was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.