SIX IMPOSSIBLE
NPI 1255292405
Clinic/Center in Santa Monica, CA

NPI Status: Active since November 18, 2025

Contact Information

1450 10TH ST STE 300
SANTA MONICA, CA
ZIP 90401
Phone: (310) 310-8031

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  • Organization
  • Clinic/Center

About SIX IMPOSSIBLE

This page provides the complete NPI Profile along with additional information for Six Impossible, a provider established in Santa Monica, California operating as a Clinic/center. The healthcare provider is registered in the NPI registry with number 1255292405 assigned on November 2025. The practitioner's primary taxonomy code is 261Q00000X. 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 Jennifer Ellice (Md)

NPI
1255292405
Provider Name
SIX IMPOSSIBLE
Entity Type
Organization
Location Address
1450 10TH ST STE 300 SANTA MONICA, CA 90401
Location Phone
(310) 310-8031
Mailing Address
1450 10TH ST STE 300 SANTA MONICA, CA 90401
Mailing Phone
(310) 310-8031
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-18-2025
Last Update Date
11-18-2025
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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

Clinic/Center

Taxonomy Code
261Q00000X
Type
Ambulatory Health Care Facilities
Taxonomy Description
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).

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

JENNIFER ELLICE

Authorized Official Title
MD
Authorized Official Phone
(310) 310-8031

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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 1255292405, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 4 + 9 + 4 + 4 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1255292405.

Other Providers at the Same Location


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

Emergency Medicine
1450 10TH ST STE 300
SANTA MONICA, CA 90401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255292405, enumerated as an "organization" on November 18, 2025.

The provider is located at 1450 10TH ST STE 300 SANTA MONICA, CA 90401 and the phone number is (310) 310-8031.

Clinic/Center with taxonomy code 261Q00000X.