What is Robert Lark's NPI number?

Robert Lark's National Provider Identifier (NPI) is 1083644835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Robert Lark's specialty?

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

Where is Robert Lark located?

Robert Lark's practice location on file with NPPES is 8301 Florence Ave, Downey, CA 90240-3936.

What is Robert Lark's phone number?

The practice phone number listed in the NPPES registry for Robert Lark is (562) 706-5516.

Is Robert Lark's NPI active?

Yes — Robert Lark's NPI (1083644835) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Robert Lark, PH.D

NPI 1083644835 · Marriage & Family Therapist · Downey, CA

Robert Lark, PH.D is a Marriage & Family Therapist provider in Downey, CA (NPI 1083644835).

Provider details

NPI number: 1083644835
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: PH.D
Sex: Male
Sole proprietor: Yes
License: MFT 34340 (CA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense MFT 34340 (CA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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

8301 Florence Ave

Ste. 315

Downey, CA 90240-3936

Phone: (562) 706-5516

Fax: (909) 867-2671

Street-level locationGet directions

More CA providers

Mailing address

Po Box 3074

Running Springs, CA 92382-3074

Enumerated: 2006-07-04
Last updated: 2007-07-08

Frequently asked questions

What is Robert Lark's NPI number?: Robert Lark's National Provider Identifier (NPI) is 1083644835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Robert Lark's specialty?: Robert Lark is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Robert Lark located?: Robert Lark's practice location on file with NPPES is 8301 Florence Ave, Downey, CA 90240-3936.
What is Robert Lark's phone number?: The practice phone number listed in the NPPES registry for Robert Lark is (562) 706-5516.
Is Robert Lark's NPI active?: Yes — Robert Lark's NPI (1083644835) is active in the NPPES registry as of the last update on 2007-07-08.

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