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CLAIRE MACKENZIE CCC-SLP
NPI 1528863040
Speech-Language Pathologist in Encinitas, CA

Active since February 18, 2025Accepts Medicare Assignment
1092 N EL CAMINO REAL, ENCINITAS, CA 92024(760) 633-6507(760) 633-7348 Get Directions Write a Review

NPPES record last updated: February 26, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 26, 2025, Feb 18, 2025 (2 updates tracked since 2025).

About Claire Mackenzie Ccc-slp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CLAIRE MACKENZIE CCC-SLP (NPI 1528863040) is an individual speech-language pathologist provider in Encinitas, California, licensed in California (35925) and active in the NPI registry since February 2025. She is a graduate of Other (2022).

NPPES Registry Identity

NPI1528863040
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameCLAIRE MACKENZIECredential: CCC-SLP
Location Address1092 N EL CAMINO REALEncinitas, CA 92024-1367
Mailing Address10790 Rancho Bernardo RdSan Diego, CA 92127-5705 · (760) 633-6507
Phone(760) 633-6507
Fax(760) 633-7348
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateFebruary 18, 2025
Last NPPES UpdateFebruary 26, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 26, 2025
✔ NPI 1528863040 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in CA · 35925
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
1092 N EL CAMINO REAL, Encinitas, CA 92024
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Other Names 1

Former Name (1)Claire Twaddell

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Claire Mackenzie Ccc-slp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6002337144
PECOS Enrollment IDI20250305003953

Medicare Billing Reassignment

Medicare enrollment records show Claire Mackenzie reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Scripps Health
2.3 mi
General Acute Care Hospital
354 SANTA FE DR
Encinitas, CA 92024
  • Reassigned Medicare billing, California enrollment
  • 1,598 clinicians in this Medicare group
NPI 1700829199 (760) 457-4123

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALLEN NAMBOOTHIRI
Physical Therapist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6507
CHRISTIAN GEORGE CARTER PT, DPT
Physical Therapist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6507
DR. STEPHANIE LAUREN ESSER DPT
Physical Therapist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6507
SUSIE NAM MS, CCC-SLP
Speech-Language Pathologist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6507
ANGELA E LIVINGSTON
Speech-Language Pathologist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6035
MATTHEW BJORK DPT
Physical Therapist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6507
CANDICE LOUISE SIMPSON NAGLE SLP
Speech-Language Pathologist
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6711
TIMOTHY J LANE PT
Physical Therapist (Orthopedic)
1092 N EL CAMINO REAL
ENCINITAS, CA 92024
San Diego County (760) 633-6507

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Claire Mackenzie's NPI number?

The NPI number for Claire Mackenzie is 1528863040. It was assigned to this individual provider in the NPPES registry on February 18, 2025. The provider is also known as Claire Twaddell.

Where is Claire Mackenzie located?

Claire Mackenzie practices at 1092 N El Camino Real, Encinitas, CA 92024. The listed phone number is (760) 633-6507.

What is Claire Mackenzie's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Claire Mackenzie enrolled in Medicare?

Yes. Claire Mackenzie is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Claire Mackenzie's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Claire Mackenzie reassigns Medicare benefits to Scripps Health (Encinitas, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Claire Mackenzie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Claire Mackenzie was last updated on February 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.