DR. HAI SUN PARK M.D.
NPI 1508805839
Internal Medicine - Hematology & Oncology in Englewood Cliffs, NJ

Q: What is Hai Sun Park's NPI number?

The NPI number for Hai Sun Park is 1508805839. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Q: What is Hai Sun Park's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Hai Sun Park was last updated on March 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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 June 05, 2006PECOS EnrolledAccepts Medicare Assignment

464 HUDSON TER STE 200, ENGLEWOOD CLIFFS, NJ 07632(201) 408-5442(201) 503-0848 Get Directions Write a Review

NPPES record last updated: March 21, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Hai Sun Park M.d. NPPES

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

DR. HAI SUN PARK M.D. (NPI 1508805839) is an individual hematology & oncology provider in Englewood Cliffs, New Jersey, licensed in New Jersey (MA53599) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS, is affiliated with Englewood Hospital And Medical Center, and is a graduate of Other (1975).

NPPES Registry Identity

NPI1508805839

Entity TypeIndividualFemale

Primary Taxonomy207RH0003X

Provider Legal NameDR. HAI SUN PARKCredential: M.D.

Location Address464 HUDSON TER STE 200Englewood Cliffs, NJ 07632-2917

Mailing Address464 Hudson Ter Ste 200Englewood Cliffs, NJ 07632-2917 · (201) 408-5442 · Fax (201) 408-5459

Phone(201) 408-5442

Fax(201) 503-0848

Sole ProprietorNo

Medical School CMSOtherGraduated 1975

Enumeration DateJune 5, 2006

Last NPPES UpdateMarch 21, 2019

✔ NPI 1508805839 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in NJ · MA53599

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Also ListedInternal MedicineTaxonomy 207R00000X · License MA53599 (NJ)

464 HUDSON TER STE 200, Englewood Cliffs, NJ 07632

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Hai Sun Park M.d. 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 ID7618920133

PECOS Enrollment IDI20050712000571

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.

Medicare Billing Reassignment

Medicare enrollment records show Hai Sun Park reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

New Jersey Cancer And Integrated Medicine Center, LLC

Same address

Hematology & Oncology

464 HUDSON TER STE 200
Englewood Cliffs, NJ 07632

Reassigned Medicare billing, New Jersey enrollment

NPI 1780150342 (201) 408-5442

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 19

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.

334 services125 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

298 services67 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.

279 services118 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

264 services53 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.

261 services104 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

91 services32 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

49 services49 patients

Testing of autonomic nervous system function and heart rate response to deep breathing 95921

This test studies the autonomic nervous system, which controls body functions like heart rate. During the test, you'll breathe deeply while the heart rate is monitored. This helps identify any irregularities in the heart's response to breathing changes.

42 services41 patients

Testing of autonomic (sympathetic) nervous system function 95923

Testing of autonomic nervous system function assesses how well your body's automatic processes, like heart rate and blood pressure, are working. It involves various non-invasive tests like heart rate variability and sweat production tests.

39 services39 patients

Measurement of brain wave activity (eeg), awake and drowsy 95816

Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.

35 services35 patients

Measurement of brain wave activity (eeg), digital analysis 95957

The measurement of brain wave activity, or EEG, involves recording and analyzing electrical signals from your brain. Small sensors are placed on the scalp to capture these signals. This digital analysis helps in diagnosing conditions like epilepsy or sleep disorders.

35 services35 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

28 services28 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

28 services28 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

23 services23 patients

Measurement of lymphedema extracellular fluid 93702

The measurement of lymphedema extracellular fluid is a non-invasive procedure used to assess fluid buildup in tissues, often due to lymphatic system issues. It helps to monitor and manage conditions like lymphedema effectively.

20 services20 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.

18 services18 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

17 services15 patients

Complete ultrasound study of arm and leg arteries 93923

This procedure involves using sound waves to produce images of your arm and leg arteries. It helps identify blockages or abnormalities that could lead to conditions like stroke or peripheral artery disease. It's non-invasive and painless.

13 services13 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.

12 services12 patients

Hospital Affiliations CMS Care Compare

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

Englewood Hospital And Medical Center

Acute Care Hospitals · Englewood, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310045

Location350 Engle StEnglewood, NJ 07631 · Bergen County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07632 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

$190.92 typical visit price

range $63.84 – $190.92

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

Most-billed visit code 99205

Established Patient

$111.57 typical visit price

range $20.97 – $155.92

Typical copayment $27.89 (range $5.24 – $38.98)

Most-billed visit code 99214

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

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

7 suppliers38 claims72 services$5.87 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

5 suppliers27 claims27 services$0.96 avg. paid by Medicare

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

1 supplier21 claims21 services$12.28 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

NEW JERSEY CANCER AND INTEGRATED MEDICINE CENTER, LLC

Internal Medicine (Hematology & Oncology)

464 HUDSON TER STE 200
ENGLEWOOD CLIFFS, NJ 07632

Bergen County (201) 408-5442

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 Hai Sun Park's NPI number?

The NPI number for Hai Sun Park is 1508805839. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Where is Hai Sun Park located?

Hai Sun Park practices at 464 Hudson Ter Ste 200, Englewood Cliffs, NJ 07632. The listed phone number is (201) 408-5442.

What is Hai Sun Park's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Hai Sun Park enrolled in Medicare?

Yes. Hai Sun Park 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.

Which organization bills Medicare for Hai Sun Park's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hai Sun Park reassigns Medicare benefits to New Jersey Cancer And Integrated Medicine Center, LLC (Englewood Cliffs, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Hai Sun Park's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Hai Sun Park accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Hai Sun Park as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Hai Sun Park affiliated with any hospitals?

According to CMS data, Hai Sun Park is affiliated with Englewood Hospital And Medical Center.

When was this NPI record last updated?

The NPPES record for Hai Sun Park was last updated on March 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.