What is Diana Clark's NPI number?

Diana Clark's National Provider Identifier (NPI) is 1124044060, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Diana Clark's specialty?

Diana Clark is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Diana Clark located?

Diana Clark's practice location on file with NPPES is 4300 Long Beach Blvd Ste 700, Long Beach, CA 90807-2000.

What is Diana Clark's phone number?

The practice phone number listed in the NPPES registry for Diana Clark is (818) 894-2273.

Does Diana Clark accept Medicare?

Diana Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Diana Clark's NPI active?

Yes — Diana Clark's NPI (1124044060) is active in the NPPES registry as of the last update on 2026-05-14.

IndividualActiveAccepts Medicare

Diana Clark, M.S., SLP

NPI 1124044060 · Speech-Language Pathologist · Long Beach, CA

Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Diana Clark, M.S., SLP is a Speech-Language Pathologist provider in Long Beach, CA (NPI 1124044060).

Provider details

NPI number: 1124044060
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Credential: M.S., SLP
Sex: Female
Sole proprietor: No
License: 144.0134728 (VT)

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000XLicense 19290 (CA)
Speech, Language and Hearing Service Providers
Speech-Language Pathologist235Z00000XLicense 144.0134728 (VT)
Speech, Language and Hearing Service Providers
Speech-Language Pathologist235Z00000XLicense SA8620 (FL)
Speech, Language and Hearing Service Providers

Profile Score

Detailed profile(100/100 index)

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

Registry tenure38% of score
20 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
8 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

4300 Long Beach Blvd Ste 700

Long Beach, CA 90807-2000

Phone: (818) 894-2273

Fax: (818) 357-2505

Street-level locationGet directions

More CA providers

Mailing address

6546 E Channel Dr

Hernando, FL 34442-3708

Additional practice locations (7)

3356 W Ball Rd Ste 219
Anaheim, CA 92804-3728
Phone: (818) 894-2273
Fax: (818) 357-2505
599 S Barranca Ave Ste 555
Covina, CA 91723-2791
Phone: (818) 894-2273
Fax: (818) 357-2505
5806 Pacific Blvd
Huntington Park, CA 90255-2618
Phone: (818) 894-2273
Fax: (818) 357-2505
6420 Wilshire Blvd Ste 600
Los Angeles, CA 90048-5521
Phone: (818) 894-2273
Fax: (818) 357-2505
8929 Aero Dr Ste E
San Diego, CA 92123-2231
Phone: (858) 277-2277
Fax: (818) 357-2505
6320 Canoga Ave Fl 15
Woodland Hills, CA 91367-2563
Phone: (818) 894-2273
Fax: (818) 357-2505
1900 W Alpha Ct
Lecanto, FL 34461-7507
Phone: (800) 380-9135

Enumerated: 2006-07-14
Last updated: 2026-05-14
Certified: 2026-05-14

Frequently asked questions

What is Diana Clark's NPI number?: Diana Clark's National Provider Identifier (NPI) is 1124044060, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Diana Clark's specialty?: Diana Clark is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Diana Clark located?: Diana Clark's practice location on file with NPPES is 4300 Long Beach Blvd Ste 700, Long Beach, CA 90807-2000.
What is Diana Clark's phone number?: The practice phone number listed in the NPPES registry for Diana Clark is (818) 894-2273.
Does Diana Clark accept Medicare?: Diana Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Diana Clark's NPI active?: Yes — Diana Clark's NPI (1124044060) is active in the NPPES registry as of the last update on 2026-05-14.

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