ETHEL'S GUEST HOME LLC
NPI 1952271629
Assisted Living Facility in San Pedro, CA

NPI Status: Active since November 07, 2025

Contact Information

1730 W 1ST ST
SAN PEDRO, CA
ZIP 90732
Phone: (310) 634-7522
Fax: (310) 832-1960

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  • Organization
  • Assisted Living Facility

About ETHEL'S GUEST HOME LLC

This page provides the complete NPI Profile along with additional information for Ethel's Guest Home Llc, a provider established in San Pedro, California operating as a Assisted Living Facility. The healthcare provider is registered in the NPI registry with number 1952271629 assigned on November 2025. The practitioner's primary taxonomy code is 310400000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Ethel Jane Ocampo Monterroso (Ceo/ Administrator)

NPI
1952271629
Provider Name
ETHEL'S GUEST HOME LLC
Entity Type
Organization
Location Address
1730 W 1ST ST SAN PEDRO, CA 90732
Location Phone
(310) 634-7522
Location Fax
(310) 832-1960
Mailing Address
1730 W 1ST ST SAN PEDRO, CA 90732
Mailing Phone
(310) 634-7522
Mailing Fax
(310) 832-1960
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-07-2025
Last Update Date
11-07-2025
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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

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

ETHEL JANE OCAMPO MONTERROSO

Authorized Official Title
CEO/ ADMINISTRATOR
Authorized Official Phone
(310) 634-7522

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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 1952271629, 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
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
2
Unchanged
Pos 5
2
Doubled → 4
Pos 6
7
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
2
Doubled → 4
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 5 → 10 → 1 2 → 4 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 0 + 2 + 4 + 7 + 2 + 6 + 4 + 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 1952271629.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1952271629, enumerated as an "organization" on November 07, 2025.

The provider is located at 1730 W 1ST ST SAN PEDRO, CA 90732 and the phone number is (310) 634-7522.

Assisted Living Facility with taxonomy code 310400000X.