DR. LOREN E. HOLLANDER PH.D.
NPI 1083768147
Psychologist - Clinical Child & Adolescent in Royal Oak, MI

NPI Status: Active since January 23, 2007

Contact Information

30301 WOODWARD AVE
SUITE LL165
ROYAL OAK, MI
ZIP 48073
Phone: (248) 763-8547
Fax: (248) 435-4765

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  • Individual
  • Male
  • Psychologist
  • Clinical Child & Adolescent

About LOREN HOLLANDER

This page provides the complete NPI Profile along with additional information for Loren Hollander, a provider established in Royal Oak, Michigan with a medical specialization in Psychologist, focusing in clinical child & adolescent . The healthcare provider is registered in the NPI registry with number 1083768147 assigned on January 2007. The practitioner's primary taxonomy code is 103TC2200X with license number 6301002855 (MI). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1083768147
Provider Name
DR. LOREN E. HOLLANDER PH.D.
Gender
Male
Entity Type
Individual
Location Address
30301 WOODWARD AVE SUITE LL165 ROYAL OAK, MI 48073
Location Phone
(248) 763-8547
Location Fax
(248) 435-4765
Mailing Address
14630 TALBOT ST OAK PARK, MI 48237
Mailing Phone
(248) 763-8547
Mailing Fax
(248) 435-4765
Is Sole Proprietor?
Yes
Enumeration Date
01-23-2007
Last Update Date
09-11-2025
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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

Psychologist Clinical Child & Adolescent

Taxonomy Code
103TC2200X
Type
Behavioral Health & Social Service Providers
License No.
6301002855
License State
MI
Taxonomy Description
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.

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)
1103T00000XBehavioral Health & Social Service Providers

Psychologist

6301002855 (MI)

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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 1083768147, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
1
Unchanged
Pos 9
4
Doubled → 8
Check
7
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 8 → 16 → 7 7 → 14 → 5 8 → 16 → 7 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 1 + 4 + 6 + 1 + 6 + 1 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1083768147.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Pediatrics (Developmental - Behavioral Pediatrics)
30301 WOODWARD AVE, SUITE LL 165
ROYAL OAK, MI 48073
Podiatrist
30301 WOODWARD AVE, SUITE 120
ROYAL OAK, MI 48073
Chiropractor
30301 WOODWARD AVE, SUITE 200
ROYAL OAK, MI 48073
Pain Medicine (Interventional Pain Medicine)
30301 WOODWARD AVE, SUITE 240
ROYAL OAK, MI 48073
Dentist
30301 WOODWARD AVE, STE. 220
ROYAL OAK, MI 48073

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083768147, enumerated as an "individual" on January 23, 2007.

The provider is located at 30301 WOODWARD AVE SUITE LL165 ROYAL OAK, MI 48073 and the phone number is (248) 763-8547.

Psychologist with taxonomy code 103TC2200X and a focus in Clinical Child & Adolescent.