450 EAST PHILADELPHIA AVENUE OPCO, LLC
NPI 1831045004
Assisted Living Facility in Shillington, PA

NPI Status: Active since March 09, 2026

Contact Information

450 PHILADELPHIA AVE
SHILLINGTON, PA
ZIP 19607
Phone: (323) 928-9445

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  • Organization
  • Assisted Living Facility

About 450 EAST PHILADELPHIA AVENUE OPCO, LLC

This page provides the complete NPI Profile along with additional information for 450 East Philadelphia Avenue Opco, Llc, a provider established in Shillington, Pennsylvania operating as a Assisted Living Facility. The healthcare provider is registered in the NPI registry with number 1831045004 assigned on March 2026. The practitioner's primary taxonomy code is 310400000X. The provider is registered as an organization and their NPI record was last updated March 2026. The authorized official of this NPI record is Avrohom Tress (Executive Vice President)

NPI
1831045004
Provider Name
450 EAST PHILADELPHIA AVENUE OPCO, LLC
Entity Type
Organization
Location Address
450 PHILADELPHIA AVE SHILLINGTON, PA 19607
Location Phone
(323) 928-9445
Mailing Address
9526 W PICO BLVD LOS ANGELES, CA 90035
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-09-2026
Last Update Date
03-09-2026
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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

Assisted Living Facility

Taxonomy Code
310400000X
Type
Nursing & Custodial Care Facilities
Taxonomy Description
A facility providing supportive services to individuals who can function independently in most areas of activity, but need assistance and/or monitoring to assure safety and well being.

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

AVROHOM TRESS

Authorized Official Title
EXECUTIVE VICE PRESIDENT
Authorized Official Phone
(323) 928-9445

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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 1831045004, we treat the final digit (4) 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 46. The final step is to find the difference between that total and the next multiple of ten (50 - 46 = 4).

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
8
Unchanged
Pos 3
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
0
Doubled → 0
Check
4
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 0 → 0 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 0 + 4 + 1 + 0 + 0 + 0 + 24 = 46

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

The next multiple of ten after 46 is 50. The difference is the calculated check digit.

50 - 46 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1831045004.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Assisted Living Facility
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Assisted Living Facility
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Specialist
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Occupational Therapy Assistant
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Occupational Therapist
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Occupational Therapist
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Physical Therapy Assistant
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Occupational Therapist
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Physical Therapy Assistant
450 PHILADELPHIA AVE
SHILLINGTON, PA 19607
Occupational Therapist
450 PHILADELPHIA AVE
READING, PA 19607

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831045004, enumerated as an "organization" on March 09, 2026.

The provider is located at 450 PHILADELPHIA AVE SHILLINGTON, PA 19607 and the phone number is (323) 928-9445.

Assisted Living Facility with taxonomy code 310400000X.