LAUREN LOWENTHAL LMHC
NPI 1235558438
Counselor in Federal Way, WA

NPI Status: Active since April 15, 2014

Contact Information

31729 48TH LN SW APT B
FEDERAL WAY, WA
ZIP 98023
Phone: (253) 258-3826

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  • Individual
  • Female
  • Counselor
  • Accepts Insurance

About LAUREN LOWENTHAL

This page provides the complete NPI Profile along with additional information for Lauren Lowenthal, a provider established in Federal Way, Washington with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1235558438 assigned on April 2014. The practitioner's primary taxonomy code is 101Y00000X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1235558438
Provider Name
LAUREN LOWENTHAL LMHC
Gender
Female
Entity Type
Individual
Location Address
31729 48TH LN SW APT B FEDERAL WAY, WA 98023
Location Phone
(253) 258-3826
Mailing Address
31729 48TH LN SW APT B FEDERAL WAY, WA 98023
Mailing Phone
(253) 680-9293
Is Sole Proprietor?
Yes
Enumeration Date
04-15-2014
Last Update Date
09-19-2025
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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

Counselor

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
Taxonomy Description
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Premera Blue Cross Alaska One Gold - PPO
  • Premera Blue Cross Preferred Bronze 5800 HSA - PPO
  • Premera Blue Cross Preferred Bronze 6350 - PPO
  • Premera Blue Cross Preferred Gold 1500 - PPO
  • Premera Blue Cross Preferred Silver 4500 - PPO
  • Premera Blue Cross Standard Bronze II - PPO
  • Premera Blue Cross Standard Gold - PPO
  • Premera Blue Cross Standard Silver - PPO
  • Premera Blue Cross Family Dental - PPO
  • Premera Blue Cross Pediatric Dental - PPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Reviews for LAUREN LOWENTHAL LMHC

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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 1235558438, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 1 + 0 + 5 + 1 + 6 + 4 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1235558438.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235558438, enumerated as an "individual" on April 15, 2014.

The provider is located at 31729 48TH LN SW APT B FEDERAL WAY, WA 98023 and the phone number is (253) 258-3826.

Counselor with taxonomy code 101Y00000X.

The provider might be accepting Accepts: Premera Blue Cross Blue Shield of Alaska. Please consult your insurance carrier or call the provider to verify.