What is Stephanie D'Alfonso's NPI number?

Stephanie D'Alfonso's National Provider Identifier (NPI) is 1417365024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephanie D'Alfonso's specialty?

Stephanie D'Alfonso is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Stephanie D'Alfonso located?

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

What is Stephanie D'Alfonso's phone number?

The practice phone number listed in the NPPES registry for Stephanie D'Alfonso is (818) 894-2273.

Does Stephanie D'Alfonso accept Medicare?

Stephanie D'Alfonso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Stephanie D'Alfonso's NPI active?

Yes — Stephanie D'Alfonso's NPI (1417365024) is active in the NPPES registry as of the last update on 2026-05-13.

IndividualActiveAccepts Medicare

Stephanie D'Alfonso, CCC-SLP

NPI 1417365024 · Speech-Language Pathologist · Long Beach, CA

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

Stephanie D'Alfonso, CCC-SLP is a Speech-Language Pathologist provider in Long Beach, CA (NPI 1417365024).

Provider details

NPI number: 1417365024
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Credential: CCC-SLP
Sex: Female
Sole proprietor: No
License: 36651 (CA)

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000XLicense 36651 (CA)
Speech, Language and Hearing Service Providers
Speech-Language Pathologist235Z00000XLicense 024633 (NY)
Speech, Language and Hearing Service Providers
Speech-Language Pathologist235Z00000XLicense 07564 (MD)
Speech, Language and Hearing Service Providers

Profile Score

Detailed profile(84/100 index)

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

Registry tenure38% of score
11 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
9 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

430 Lakeville Rd

New Hyde Park, NY 11042-1121

Additional practice locations (8)

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
707 N Broadway
Baltimore, MD 21205-1832
Phone: (443) 923-9200
Fax: (443) 923-1895
430 Lakeville Rd
New Hyde Park, NY 11042-1121

Enumerated: 2014-07-28
Last updated: 2026-05-13
Certified: 2026-05-13

Frequently asked questions

What is Stephanie D'Alfonso's NPI number?: Stephanie D'Alfonso's National Provider Identifier (NPI) is 1417365024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Stephanie D'Alfonso's specialty?: Stephanie D'Alfonso is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Stephanie D'Alfonso located?: Stephanie D'Alfonso's practice location on file with NPPES is 4300 Long Beach Blvd Ste 700, Long Beach, CA 90807-2000.
What is Stephanie D'Alfonso's phone number?: The practice phone number listed in the NPPES registry for Stephanie D'Alfonso is (818) 894-2273.
Does Stephanie D'Alfonso accept Medicare?: Stephanie D'Alfonso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Stephanie D'Alfonso's NPI active?: Yes — Stephanie D'Alfonso's NPI (1417365024) is active in the NPPES registry as of the last update on 2026-05-13.

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