DR. MARK J. CHELDER PH.D.
NPI 1376692889
Clinical Neuropsychologist in Galloway, NJ

NPI Status: Active since January 10, 2007

Contact Information

28 S NEW YORK RD
SUITE B-5
GALLOWAY, NJ
ZIP 08205
Phone: (800) 783-7930
Fax: (800) 783-7930

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  • Individual
  • Male
  • Years of Experience 41
  • Clinical Neuropsychologist
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About MARK CHELDER

This page provides the complete NPI Profile along with additional information for Mark Chelder, a provider established in Galloway, New Jersey with a medical specialization in Clinical Neuropsychologist and more than 41 years of experience. The healthcare provider is registered in the NPI registry with number 1376692889 assigned on January 2007. The practitioner's primary taxonomy code is 103G00000X with license number SI 03735 (NJ). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1376692889
Provider Name
DR. MARK J. CHELDER PH.D.
Gender
Male
Entity Type
Individual
Location Address
28 S NEW YORK RD SUITE B-5 GALLOWAY, NJ 08205
Location Phone
(800) 783-7930
Location Fax
(800) 783-7930
Mailing Address
325 E JIMMIE LEEDS RD #119 GALLOWAY, NJ 08205
Mailing Phone
(800) 783-7930
Mailing Fax
(800) 783-7930
Medical School Name
OTHER
Graduation Year
1985
Is Sole Proprietor?
Yes
Enumeration Date
01-10-2007
Last Update Date
05-19-2014
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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

Clinical Neuropsychologist

Taxonomy Code
103G00000X
Type
Behavioral Health & Social Service Providers
License No.
SI 03735
License State
NJ
Taxonomy Description
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

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)
1103G00000XBehavioral Health & Social Service Providers

Clinical Neuropsychologist

PS-005007-L (PA)

Medicare Participation & PECOS Enrollment Status

Mark Chelder 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.

Mark Chelder 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 and Durable Medical Equipment (DME).

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: 8022073816

    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: I20110208000358

    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): No

  • Eligible to Order or Refer Power Mobility Devices: No

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.

Administration of psychological or neuropsychological test, each additional 30 minutes

This procedure involves administering psychological or neuropsychological tests to evaluate your mental functions. Each additional 30 minutes allows for a more in-depth assessment of your cognitive abilities, emotions, and behavior. It's crucial for accurate diagnosis and treatment planning.

This service was performed 90 times for 11 patients

Administration of psychological or neuropsychological test, first 30 minutes

This procedure involves a health professional conducting a psychological or neuropsychological test. The first 30 minutes typically involve understanding your mental health or brain function through various assessments. This helps in diagnosing and treating mental health disorders effectively.

This service was performed 11 times for 11 patients

Evaluation of neuropsychological test, each additional hour

This service involves further evaluation of your neuropsychological test results beyond the initial hour. It helps to understand your cognitive functioning better, focusing on areas like memory, attention, and problem-solving skills.

This service was performed 44 times for 11 patients

Evaluation of neuropsychological test, first hour

An evaluation of neuropsychological tests is a process to assess your brain's function. It involves tasks designed to measure cognitive abilities such as memory, attention, problem-solving, and language skills. The first hour involves initial testing and observation.

This service was performed 11 times for 11 patients

Exam of neurobehavioral status, first hour

An exam of neurobehavioral status is a medical procedure that evaluates your brain's functions. This includes assessing your cognitive abilities, emotional responses, and behavioral patterns. The first hour of the exam is typically dedicated to this initial evaluation.

This service was performed 24 times for 21 patients

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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 1376692889, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
7
Doubled → 14 → 1 + 4
Pos 4
6
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
9
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 7 → 14 → 5 6 → 12 → 3 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 4 + 6 + 1 + 2 + 9 + 4 + 8 + 1 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1376692889.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Family Medicine
28 S NEW YORK RD, SUITE C4
GALLOWAY, NJ 08205
Family Medicine
28 S NEW YORK RD, SUITE C 4
GALLOWAY, NJ 08205
Psychologist
28 S NEW YORK RD, SUITE B-5
GALLOWAY, NJ 08205
Clinical Neuropsychologist
28 S NEW YORK RD, SUITE B-5
GALLOWAY, NJ 08205

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1376692889, enumerated as an "individual" on January 10, 2007.

The provider is located at 28 S NEW YORK RD SUITE B-5 GALLOWAY, NJ 08205 and the phone number is (800) 783-7930.

Clinical Neuropsychologist with taxonomy code 103G00000X.