LEHIGH VALLEY PHYSICIAN GROUP
NPI 1780155689
Pediatrics - Developmental - Behavioral Pediatrics in Allentown, PA

NPI Status: Active since December 17, 2018

Contact Information

1210 S CEDAR CREST BLVD STE 2400
ALLENTOWN, PA
ZIP 18103
Phone: (610) 402-3888
Fax: (610) 530-9372

Recently Updated NPI Information
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.

Table of Contents

NPI Profile Information
Primary Taxonomy
Group Taxonomy
Authorized Official
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Organization
Pediatrics
Developmental - Behavioral Pediatrics

About LEHIGH VALLEY PHYSICIAN GROUP

This page provides the complete NPI Profile along with additional information for Lehigh Valley Physician Group, a pediatrician established in Allentown, Pennsylvania operating as a Pediatrics, focusing in developmental - behavioral pediatrics . The healthcare provider is registered in the NPI registry with number 1780155689 assigned on December 2018. The practitioner's primary taxonomy code is 2080P0006X. The provider is registered as an organization and their NPI record was last updated May 2026. Lehigh Valley Physician Group operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's . The authorized official of this NPI record is Rebecca Demjan (Enrollment Liaison)

NPI: 1780155689
Provider Legal Name: LEHIGH VALLEY PHYSICIAN GROUP
Other Organization Name
Other Name Type: (6)
Entity Type: Organization
Location Address: 1210 S CEDAR CREST BLVD STE 2400 ALLENTOWN, PA 18103
Location Phone: (610) 402-3888
Location Fax: (610) 530-9372
Mailing Address: PO BOX 783311 PHILADELPHIA, PA 19178
Mailing Phone: (484) 884-4500
Mailing Fax: (610) 530-9372
Is Sole Proprietor?: No
Is Organization Subpart?: Yes
Enumeration Date: 12-17-2018
Last Update Date: 05-21-2026
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A pediatrician like Lehigh Valley Physician Group is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, 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: Pediatrics Developmental - Behavioral Pediatrics
Taxonomy Code: 2080P0006X
Type: Allopathic & Osteopathic Physicians
Taxonomy Description: A developmental-behavioral specialist is a pediatrician with special training and experience who aims to foster understanding and promotion of optimal development of children and families through research, education, clinical care and advocacy efforts. This physician assists in the prevention, diagnosis, and management of developmental difficulties and problematic behaviors in children and in the family dysfunctions that compromise children's development.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name: REBECCA DEMJAN
Authorized Official Title: ENROLLMENT LIAISON
Authorized Official Phone: (484) 884-0684

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 1780155689, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

Check

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 1 → 2 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 6 + 0 + 2 + 5 + 1 + 0 + 6 + 1 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9

This NPI is valid

The calculated check digit is 9, which matches the last digit of 1780155689.