What is Liana Deroian's NPI number?

Liana Deroian's National Provider Identifier (NPI) is 1801113535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Liana Deroian's specialty?

Liana Deroian is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Liana Deroian located?

Liana Deroian's practice location on file with NPPES is 18190 Fresno St, Hesperia, CA 92345-5405.

What is Liana Deroian's phone number?

The practice phone number listed in the NPPES registry for Liana Deroian is (818) 281-1509.

Is Liana Deroian's NPI active?

Yes — Liana Deroian's NPI (1801113535) is active in the NPPES registry as of the last update on 2025-05-16.

IndividualActive

Liana Deroian, LMFT

NPI 1801113535 · Marriage & Family Therapist · Hesperia, CA

Liana Deroian, LMFT is a Marriage & Family Therapist provider in Hesperia, CA (NPI 1801113535).

Provider details

NPI number: 1801113535
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: LMFT
Sex: Female
Sole proprietor: No
License: MFT88009 (CA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense LMFT88009 (CA)
Behavioral Health & Social Service Providers
Marriage & Family Therapist106H00000XLicense MFT88009 (CA)
Behavioral Health & Social Service Providers
Marriage & Family Therapist106H00000XLicense MFT 88009 (CA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(93/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
16 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
4 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

18190 Fresno St

Hesperia, CA 92345-5405

Phone: (818) 281-1509

Street-level locationGet directions

More CA providers

Mailing address

12391 Verano St

Victorville, CA 92392-4864

Additional practice locations (3)

18077 US Highway 18 Ste 300
Apple Valley, CA 92307-2168
Phone: (760) 946-9222
15095 Amargosa Rd Ste 201&208
Victorville, CA 92394-1879
Phone: (818) 281-1509
15480 Ramona Ave
Victorville, CA 92392-2421
Phone: (760) 243-8147

Enumerated: 2010-04-20
Last updated: 2025-05-16
Certified: 2025-05-16

Frequently asked questions

What is Liana Deroian's NPI number?: Liana Deroian's National Provider Identifier (NPI) is 1801113535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Liana Deroian's specialty?: Liana Deroian is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Liana Deroian located?: Liana Deroian's practice location on file with NPPES is 18190 Fresno St, Hesperia, CA 92345-5405.
What is Liana Deroian's phone number?: The practice phone number listed in the NPPES registry for Liana Deroian is (818) 281-1509.
Is Liana Deroian's NPI active?: Yes — Liana Deroian's NPI (1801113535) is active in the NPPES registry as of the last update on 2025-05-16.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.