WALLACE PETER CHAN M.D.
NPI 1164624334
Internal Medicine - Hematology & Oncology in Greenvale, NY

NPI Status: Active since June 01, 2007

Contact Information

2200 NORTHERN BLVD
SUITE 111
GREENVALE, NY
ZIP 11548
Phone: (516) 325-7500

Get Directions Write a Review

  • Individual
  • Male
  • Years of Experience 27
  • Internal Medicine
  • Hematology & Oncology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About WALLACE CHAN

This page provides the complete NPI Profile along with additional information for Wallace Chan, an internist established in Greenvale, New York with a medical specialization in Internal Medicine, focusing in hematology & oncology and more than 27 years of experience. The healthcare provider is registered in the NPI registry with number 1164624334 assigned on June 2007. The practitioner's primary taxonomy code is 207RH0003X with license number 244953 (NY). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1164624334
Provider Name
WALLACE PETER CHAN M.D.
Other Name
WIN MYINT OO M.D.
Other Name Type
Former Name (1)
Gender
Male
Entity Type
Individual
Location Address
2200 NORTHERN BLVD SUITE 111 GREENVALE, NY 11548
Location Phone
(516) 325-7500
Mailing Address
2200 NORTHERN BLVD SUITE 111 GREENVALE, NY 11548
Mailing Phone
(516) 325-7500
Medical School Name
OTHER
Graduation Year
1999
Is Sole Proprietor?
No
Enumeration Date
06-01-2007
Last Update Date
05-03-2017
Code Navigator

An internist like Wallace Chan is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Hematology & Oncology

Taxonomy Code
207RH0003X
Type
Allopathic & Osteopathic Physicians
License No.
244953
License State
NY
Taxonomy Description
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.

Medicare Participation & PECOS Enrollment Status

Wallace Chan is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Wallace Chan is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 3173603206

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20080102000403

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Unknown

  • Treatment-Treatment - Miscellaneous (RX029N)

    Capecitabine, oral, 500 mg (HCPCS:J8521)

    3 DME suppliers used 13 Medicare Claims 856 Services Paid

  • Treatment-Chemotherapy (RH012N)

    Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period (HCPCS:Q0511)

    3 DME suppliers used 11 Medicare Claims 11 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

This service was performed 628 times for 188 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 244 times for 118 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 408 times for 128 patients

Established patient office or other outpatient visit, 40-54 minutes

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.

This service was performed 117 times for 76 patients

Follow-up hospital inpatient care per day, typically 25 minutes

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.

This service was performed 175 times for 94 patients

Follow-up hospital inpatient care per day, typically 35 minutes

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.

This service was performed 267 times for 87 patients

Initial hospital inpatient care per day, typically 50 minutes

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.

This service was performed 69 times for 68 patients

Initial hospital inpatient care per day, typically 70 minutes

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.

This service was performed 131 times for 120 patients

New patient office or other outpatient visit, 45-59 minutes

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.

This service was performed 41 times for 41 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 35 times for 35 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $50.88 for a new patient copayment and $29.4 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 11548 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $203.53
  • Minimum New Patient Price $67.4
  • Maximum New Patient Price $203.53
  • Average New Patient Copayment $50.88
  • Minimum New Patient Copayment $16.85
  • Maximum New Patient Copayment $50.88

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $117.62
  • Minimum Established Patient Price $21.66
  • Maximum Established Patient Price $164.45
  • Average Established Patient Copayment $29.4
  • Minimum Established Patient Copayment $5.41
  • Maximum Established Patient Copayment $41.11

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Wallace Chan is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
ST FRANCIS HOSPITAL - THE HEART CENTER100 PORT WASHINGTON BOULEVARD
ROSLYN, NY 11576
(516) 562-6000Acute Care Hospitals
CHSLI ST JOSEPH HOSPITAL4295 HEMPSTEAD TURNPIKE
BETHPAGE, NY 11714
(516) 579-6000Acute Care Hospitals

Reviews for WALLACE PETER CHAN M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1164624334, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 6 → 12 → 3 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 1 + 2 + 4 + 1 + 2 + 2 + 8 + 3 + 6 + 24 = 56

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1164624334.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Interventional Cardiology)
2200 NORTHERN BLVD, SUITE 132
GREENVALE, NY 11548
Dentist
2200 NORTHERN BLVD, SUITE 107
GREENVALE, NY 11548
Internal Medicine (Interventional Cardiology)
2200 NORTHERN BLVD, SUITE 132
GREENVALE, NY 11548
Dentist (General Practice)
2200 NORTHERN BLVD, SUITE 107
GREENVALE, NY 11548
Radiology (Diagnostic Radiology)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Dentist
2200 NORTHERN BLVD, SUITE 107
GREENVALE, NY 11548
Pharmacy (Institutional Pharmacy)
2200 NORTHERN BLVD, SUITE 100A
GREENVALE, NY 11548
Radiology (Vascular & Interventional Radiology)
2200 NORTHERN BLVD, SUITE 207
EAST HILLS, NY 11548
Internal Medicine (Interventional Cardiology)
2200 NORTHERN BLVD, SUITE 112
GREENVALE, NY 11548
Nurse Practitioner (Adult Health)
2200 NORTHERN BLVD, THE CANCER INSTITUTE
GREENVALE, NY 11548
Internal Medicine
2200 NORTHERN BLVD, SUITE 133
GREENVALE, NY 11548
Internal Medicine
2200 NORTHERN BLVD, SUITE 133
GREENVALE, NY 11548
Nurse Practitioner (Adult Health)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Nurse Practitioner (Primary Care)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Nurse Practitioner (Adult Health)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Nurse Practitioner (Family)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Nurse Practitioner (Adult Health)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Anesthesiology (Pain Medicine)
2200 NORTHERN BLVD
GREENVALE, NY 11548
Nurse Practitioner
2200 NORTHERN BLVD
GREENVALE, NY 11548
Student in an Organized Health Care Education/Training Program
2200 NORTHERN BLVD, SUITE 104
GREENVALE, NY 11548

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164624334, enumerated as an "individual" on June 01, 2007.

The provider is located at 2200 NORTHERN BLVD SUITE 111 GREENVALE, NY 11548 and the phone number is (516) 325-7500.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

Wallace Chan is affiliated with: ST FRANCIS HOSPITAL - THE HEART CENTER and CHSLI ST JOSEPH HOSPITAL.