GENERAL SERVICE APPRAISER
NPI 1477487353
Meals in San Francisco, CA

NPI Status: Active since June 09, 2026

Contact Information

165 GUERRERO ST
SAN FRANCISCO, CA
ZIP 94103
Phone: (480) 442-4084

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  • Organization
  • Meals

About GENERAL SERVICE APPRAISER

This page provides the complete NPI Profile along with additional information for General Service Appraiser, a provider established in San Francisco, California operating as a Meals. The healthcare provider is registered in the NPI registry with number 1477487353 assigned on June 2026. The practitioner's primary taxonomy code is 174200000X. The provider is registered as an organization and their NPI record was last updated June 2026. The authorized official of this NPI record is Blake R Williams (Ceo)

NPI
1477487353
Provider Name
GENERAL SERVICE APPRAISER
Entity Type
Organization
Location Address
165 GUERRERO ST SAN FRANCISCO, CA 94103
Location Phone
(480) 442-4084
Mailing Address
19414 N 25TH ST # 35115 PHOENIX, AZ 85050
Mailing Phone
(480) 442-4084
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-09-2026
Last Update Date
06-10-2026
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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

Meals

Taxonomy Code
174200000X
Type
Other Service Providers
Taxonomy Description
A public or privately owned facility providing meals to individuals traveling long distances or receiving prolonged outpatient medical services away from home.

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)
1177F00000XOther Service Providers

Lodging

 
2251300000XAgencies

Local Education Agency (LEA)

 
3251B00000XAgencies

Case Management

 
4251C00000XAgencies

Day Training, Developmentally Disabled Services

 
5251E00000XAgencies

Home Health

 
6251F00000XAgencies

Home Infusion

 
7251G00000XAgencies

Hospice Care, Community Based

 
8251J00000XAgencies

Nursing Care

 
9251K00000XAgencies

Public Health or Welfare

 
10251S00000XAgencies

Community/Behavioral Health

 
11385H00000XRespite Care Facility

Respite Care

 
12385HR2055XRespite Care Facility

Respite Care
Respite Care, Mental Illness, Child

 
13385HR2060XRespite Care Facility

Respite Care
Respite Care, Intellectual and/or Developmental Disabilities

 
14385HR2065XRespite Care Facility

Respite Care
Respite Care, Physical Disabilities, Child

 

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

BLAKE R WILLIAMS

Authorized Official Title
CEO
Authorized Official Phone
(480) 442-4084

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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 1477487353, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
4
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
3
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 7 → 14 → 5 4 → 8 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 4 + 7 + 8 + 8 + 1 + 4 + 3 + 1 + 0 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1477487353.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Assisted Living Facility (Assisted Living, Behavioral Disturbances)
165 GUERRERO ST
SAN FRANCISCO, CA 94103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477487353, enumerated as an "organization" on June 09, 2026.

The provider is located at 165 GUERRERO ST SAN FRANCISCO, CA 94103 and the phone number is (480) 442-4084.

Meals with taxonomy code 174200000X.