WHATIF THERAPY
NPI 1881550689
Clinic/Center - Adult Mental Health in West Hollywood, CA

NPI Status: Active since December 24, 2025

Contact Information

8605 SANTA MONICA BLVD
PMB 556935
WEST HOLLYWOOD, CA
ZIP 90069
Phone: (714) 686-9447

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  • Organization
  • Clinic/Center
  • Adult Mental Health

About WHATIF THERAPY

This page provides the complete NPI Profile along with additional information for Whatif Therapy, a provider established in West Hollywood, California operating as a Clinic/center, focusing in adult mental health . The healthcare provider is registered in the NPI registry with number 1881550689 assigned on December 2025. The practitioner's primary taxonomy code is 261QM0850X. 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 Mr. Matthew Robert Baker Lcsw (Owner/therapist)

NPI
1881550689
Provider Name
WHATIF THERAPY
Entity Type
Organization
Location Address
8605 SANTA MONICA BLVD PMB 556935 WEST HOLLYWOOD, CA 90069
Location Phone
(714) 686-9447
Mailing Address
8605 SANTA MONICA BLVD PMB 556935 WEST HOLLYWOOD, CA 90069
Mailing Phone
(714) 686-9447
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-24-2025
Last Update Date
12-24-2025
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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 Adult Mental Health

Taxonomy Code
261QM0850X
Type
Ambulatory Health Care Facilities
Taxonomy Description
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in adults.

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

MR. MATTHEW ROBERT BAKER LCSW

Authorized Official Title
OWNER/THERAPIST
Authorized Official Phone
(714) 686-9447

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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 1881550689, 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
8
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 8 → 16 → 7 5 → 10 → 1 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 0 + 5 + 0 + 6 + 1 + 6 + 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 1881550689.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Doula
8605 SANTA MONICA BLVD
LOS ANGELES, CA 90069
Internal Medicine
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Pharmacist
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Marriage & Family Therapist
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Social Worker (Clinical)
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Psychiatry & Neurology (Psychiatry)
8605 SANTA MONICA BLVD, PMB 871412
WEST HOLLYWOOD, CA 90069
Psychologist
8605 SANTA MONICA BLVD, PMB 444510
WEST HOLLYWOOD, CA 90069
Lactation Consultant, Non-RN
8605 SANTA MONICA BLVD, PMB 30911
WEST HOLLYWOOD, CA 90069
Behavior Technician
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Nurse Practitioner (Psychiatric/Mental Health)
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Nurse Practitioner (Psychiatric/Mental Health)
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Marriage & Family Therapist
8605 SANTA MONICA BLVD, PMB 922998
WEST HOLLYWOOD, CA 90069
Registered Nurse
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Social Worker (Clinical)
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Psychiatry & Neurology (Psychiatry)
8605 SANTA MONICA BLVD, PMB 700497
WEST HOLLYWOOD, CA 90069
Nurse Practitioner (Psychiatric/Mental Health)
8605 SANTA MONICA BLVD, PMB 326031
WEST HOLLYWOOD, CA 90069
Behavior Technician
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Marriage & Family Therapist
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Psychiatry & Neurology (Psychiatry)
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069
Behavior Technician
8605 SANTA MONICA BLVD
WEST HOLLYWOOD, CA 90069

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881550689, enumerated as an "organization" on December 24, 2025.

The provider is located at 8605 SANTA MONICA BLVD PMB 556935 WEST HOLLYWOOD, CA 90069 and the phone number is (714) 686-9447.

Clinic/Center with taxonomy code 261QM0850X and a focus in Adult Mental Health.