DR. MICHAEL C. SELBST PH.D.
NPI 1134251259
Psychologist - School in Somerset, NJ

NPI Status: Active since March 12, 2007

Contact Information

35 CLYDE RD
SUITE 101
SOMERSET, NJ
ZIP 08873
Phone: (732) 873-1212
Fax: (732) 873-2584

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NPPES record last updated: October 29, 2024. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Individual
  • Male
  • Psychologist
  • School
  • Opted-Out Medicare

About MICHAEL SELBST

This page provides the complete NPI Profile along with additional information for Michael Selbst, a provider established in Somerset, New Jersey with a medical specialization in Psychologist, focusing in school . The healthcare provider is registered in the NPI registry with number 1134251259 assigned on March 2007. The practitioner's primary taxonomy code is 103TS0200X with license number 3779 (NJ). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1134251259
Provider Name
DR. MICHAEL C. SELBST PH.D.
Gender
Male
Entity Type
Individual
Location Address
35 CLYDE RD SUITE 101 SOMERSET, NJ 08873
Location Phone
(732) 873-1212
Location Fax
(732) 873-2584
Mailing Address
35 CLYDE RD SUITE 101 SOMERSET, NJ 08873
Mailing Phone
(732) 873-1212
Mailing Fax
(732) 873-2584
Is Sole Proprietor?
No
Enumeration Date
03-12-2007
Last Update Date
10-29-2024
Code Navigator



The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Michael Selbst opted out of Medicare effective on 07-24-2020 until 07-24-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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

Psychologist School

Taxonomy Code
103TS0200X
Type
Behavioral Health & Social Service Providers
License No.
3779
License State
NJ
Taxonomy Description
A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development

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)
1103TS0200XBehavioral Health & Social Service Providers

Psychologist
School

9320 (PA)

Medicare Participation & PECOS Enrollment Status

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.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 07-24-2020

  • Opt-Out End Date: 07-24-2026

  • Eligible to Order and Refer? No

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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 1134251259, 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 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
1
Unchanged
Pos 3
3
Doubled → 6
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 3 → 6 2 → 4 1 → 2 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 4 + 5 + 2 + 2 + 1 + 0 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1134251259.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Psychologist (Clinical)
35 CLYDE RD, SUITE 101
SOMERSET, NJ 08873
Psychologist (Clinical)
35 CLYDE RD, SUITE 101
SOMERSET, NJ 08873
Psychologist (Clinical)
35 CLYDE RD, SUITE 101
SOMERSET, NJ 08873
Internal Medicine (Geriatric Medicine)
35 CLYDE RD, SUITE 104
SOMERSET, NJ 08873
Clinic/Center (Medical Specialty)
35 CLYDE RD
SOMERSET, NJ 08873
Internal Medicine (Pulmonary Disease)
35 CLYDE RD, SUITE 105
SOMERSET, NJ 08873
Internal Medicine (Pulmonary Disease)
35 CLYDE RD, STE 105
SOMERSET, NJ 08873
Psychologist (Clinical)
35 CLYDE RD, SUITE 101
SOMERSET, NJ 08873
Physician Assistant
35 CLYDE RD
SOMERSET, NJ 08873
Internal Medicine (Pulmonary Disease)
35 CLYDE RD, SUITE 105
SOMERSET, NJ 08873
Thoracic Surgery (Cardiothoracic Vascular Surgery)
35 CLYDE RD, SUITE # 104
SOMERSET, NJ 08873
Behavior Analyst
35 CLYDE RD, SUITE 101
SOMERSET, NJ 08873
Psychologist (School)
35 CLYDE RD
SOMERSET, NJ 08873

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134251259, enumerated as an "individual" on March 12, 2007.

The provider is located at 35 CLYDE RD SUITE 101 SOMERSET, NJ 08873 and the phone number is (732) 873-1212.

Psychologist with taxonomy code 103TS0200X and a focus in School.