PALENGEN SX, LLC.
NPI 1154846111
Clinic/Center - Ambulatory Surgical in Los Angeles, CA

Active since August 10, 2017
1127 WILSHIRE BLVD STE 1000, LOS ANGELES, CA 90017(310) 882-3884 Get Directions

NPPES record last updated: August 17, 2017. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Aug 17, 2017, Aug 10, 2017 (2 updates tracked since 2017).

  • Organization
  • Clinic/Center
  • Ambulatory Surgical

About PALENGEN SX, LLC.

This page provides the complete NPI Profile along with additional information for Palengen Sx, Llc., a provider established in Los Angeles, California operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1154846111 assigned on August 2017. The practitioner's primary taxonomy code is 261QA1903X with license number A65423 (CA). The provider is registered as an organization and their NPI record was last updated 9 years ago. The authorized official of this NPI record is Derek Tan Dee Md (President)

NPI
1154846111
Provider Name
PALENGEN SX, LLC.
Entity Type
Organization
Location Address
1127 WILSHIRE BLVD STE 1000 LOS ANGELES, CA 90017
Location Phone
(310) 882-3884
Mailing Address
1127 WILSHIRE BLVD STE 1000 LOS ANGELES, CA 90017
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-10-2017
Last Update Date
08-17-2017
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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

Clinic/Center Ambulatory Surgical

Taxonomy Code
261QA1903X
Type
Ambulatory Health Care Facilities
License No.
A65423
License State
CA

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

DEREK TAN DEE MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(310) 882-3884

Reviews for PALENGEN SX, LLC.

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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 1154846111, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

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
1
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
Check
1
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 8 → 16 → 7 6 → 12 → 3 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 1 + 6 + 4 + 1 + 2 + 1 + 2 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1154846111.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Specialist
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017
Specialist
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017
Clinic/Center (Ambulatory Surgical)
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017
Clinic/Center (Ambulatory Surgical)
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017
Clinic/Center (Ambulatory Surgical)
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017
Anesthesiology
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017
Advanced Practice Midwife
1127 WILSHIRE BLVD STE 1000
LOS ANGELES, CA 90017

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154846111, enumerated as an "organization" on August 10, 2017.

The provider is located at 1127 WILSHIRE BLVD STE 1000 LOS ANGELES, CA 90017 and the phone number is (310) 882-3884.

Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.