DR. ROY KWAK M.D.
NPI 1306039425
Radiology - Diagnostic Radiology in New York, NY

NPI Status: Active since August 22, 2007

Contact Information

423 E 23RD ST
ROOM 6564
NEW YORK, NY
ZIP 10010
Phone: (212) 636-7500

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  • Individual
  • Male
  • Years of Experience 24
  • Radiology
  • Diagnostic Radiology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About ROY KWAK

This page provides the complete NPI Profile along with additional information for Roy Kwak, a provider established in New York, New York with a medical specialization in Radiology, focusing in diagnostic radiology and more than 24 years of experience. He graduated from University Of California, San Francisco School Of Medicine in 2002. The healthcare provider is registered in the NPI registry with number 1306039425 assigned on August 2007. The practitioner's primary taxonomy code is 2085R0202X with license number A87176 (CA). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1306039425
Provider Name
DR. ROY KWAK M.D.
Gender
Male
Entity Type
Individual
Location Address
423 E 23RD ST ROOM 6564 NEW YORK, NY 10010
Location Phone
(212) 636-7500
Mailing Address
423 E 23RD ST ROOM 6564 NEW YORK, NY 10010
Mailing Phone
(212) 636-7500
Medical School Name
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduation Year
2002
Is Sole Proprietor?
Yes
Enumeration Date
08-22-2007
Last Update Date
04-02-2012
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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

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
A87176
License State
CA
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
12085N0700XAllopathic & Osteopathic Physicians

Radiology
Neuroradiology

A87176 (CA)

Medicare Participation & PECOS Enrollment Status

Roy Kwak 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.

Roy Kwak 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: 2365679917

    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: I20131205001902

    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

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $25.51 for a new patient copayment and $20.36 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 10010 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $102.04
  • Minimum New Patient Price $65.69
  • Maximum New Patient Price $198.19
  • Average New Patient Copayment $25.51
  • Minimum New Patient Copayment $16.42
  • Maximum New Patient Copayment $49.54

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $81.44
  • Minimum Established Patient Price $21.2
  • Maximum Established Patient Price $160.66
  • Average Established Patient Copayment $20.36
  • Minimum Established Patient Copayment $5.3
  • Maximum Established Patient Copayment $40.16

* 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. Roy Kwak is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
BRYN MAWR HOSPITAL130 SOUTH BRYN MAWR AVE
BRYN MAWR, PA 19010
(610) 526-3000Acute Care Hospitals
PAOLI HOSPITAL255 WEST LANCASTER AVENUE
PAOLI, PA 19301
(610) 648-1000Acute Care Hospitals
MAIN LINE HOSPITAL LANKENAU100 LANCASTER AVE
WYNNEWOOD, PA 19096
(610) 645-2000Acute Care Hospitals
RIDDLE MEMORIAL HOSPITAL1068 WEST BALTIMORE PIKE
MEDIA, PA 19063
(610) 566-9400Acute Care Hospitals

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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 1306039425, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
3
Unchanged
Pos 3
0
Doubled → 0
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
Check
5
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 0 → 0 0 → 0 9 → 18 → 9 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 0 + 6 + 0 + 3 + 1 + 8 + 4 + 4 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1306039425.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
423 E 23RD ST
NEW YORK, NY 10010
Internal Medicine (Gastroenterology)
423 E 23RD ST, NEW YORK VA HOSPITAL
NEW YORK, NY 10010
Emergency Medicine (Emergency Medical Services)
423 E 23RD ST
NEW YORK, NY 10010
Anesthesiology
423 E 23RD ST
NEW YORK, NY 10010
Internal Medicine (Infectious Disease)
423 E 23RD ST
NEW YORK, NY 10010
Pharmacist
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Gerontology)
423 E 23RD ST
NEW YORK, NY 10010
Internal Medicine (Gastroenterology)
423 E 23RD ST
NEW YORK, NY 10010
Psychiatry & Neurology (Neurology)
423 E 23RD ST
NEW YORK, NY 10010
Psychiatry & Neurology (Neurology)
423 E 23RD ST
NEW YORK, NY 10010
Physical Therapist
423 E 23RD ST
NEW YORK, NY 10010
Psychiatry & Neurology (Neurology)
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapist
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapist
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapist
423 E 23RD ST
NEW YORK, NY 10010
Nurse Anesthetist, Certified Registered
423 E 23RD ST
NEW YORK, NY 10010
Physical Therapist
423 E 23RD ST
NEW YORK, NY 10010
Nurse Practitioner (Adult Health)
423 E 23RD ST
NEW YORK, NY 10010
Occupational Therapist
423 E 23RD ST
NEW YORK, NY 10010
Internal Medicine
423 E 23RD ST
NEW YORK, NY 10010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1306039425, enumerated as an "individual" on August 22, 2007.

The provider is located at 423 E 23RD ST ROOM 6564 NEW YORK, NY 10010 and the phone number is (212) 636-7500.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.

Roy Kwak is affiliated with: BRYN MAWR HOSPITAL, PAOLI HOSPITAL, MAIN LINE HOSPITAL LANKENAU and RIDDLE MEMORIAL HOSPITAL.