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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MISS GRACIELA RENE GUILLEN SLP
NPI 1265893614
Speech-Language Pathologist in Placentia, CA

Active since March 13, 2016
1301 E ORANGETHORPE AVE, PLACENTIA, CA 92870(714) 986-7000(714) 524-3034 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Miss Graciela Rene Guillen Slp NPPES

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

MISS GRACIELA RENE GUILLEN SLP (NPI 1265893614) is an individual speech-language pathologist provider in Placentia, California, licensed in California (32198) and active in the NPI registry since March 2016.

NPPES Registry Identity

NPI1265893614
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMISS GRACIELA RENE GUILLENCredential: SLP
Location Address1301 E ORANGETHORPE AVEPlacentia, CA 92870-5302
Mailing Address8610 Ocean View AveWhittier, CA 90605-1508
Phone(714) 986-7000
Fax(714) 524-3034
Sole ProprietorNo
Enumeration DateMarch 13, 2016
Last NPPES UpdateJuly 23, 2026
NPPES CertifiedJuly 23, 2026
✔ NPI 1265893614 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 · 32198
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.
1301 E ORANGETHORPE AVE, Placentia, CA 92870
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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.

MISS EMMA KATHRINE GLENANE MS
Speech-Language Pathologist
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (949) 939-8399
KARINA LIZETTE LUNA
Counselor (School)
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 986-7028
MRS. MAURINE ELAINE COLE OT
Occupational Therapist (Pediatrics)
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 985-8669
ARIEL AGBAYANI APIADO BA, BS
Speech-Language Pathologist
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 986-7000
MRS. YVETTE AGUILAR-KETTERING LMFT 40493
Marriage & Family Therapist
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 986-7440
EUNICE CASTANOS PPS
Counselor (School)
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 985-8724
AMY KATHLEEN KLINER RN
Registered Nurse (School)
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 996-1551
KATHLEEN R. RODRIGUEZ-UKES
Speech-Language Pathologist
1301 E ORANGETHORPE AVE
PLACENTIA, CA 92870
Orange County (714) 743-5425

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 Graciela Guillen's NPI number?

The NPI number for Graciela Guillen is 1265893614. It was assigned to this individual provider in the NPPES registry on March 13, 2016.

Where is Graciela Guillen located?

Graciela Guillen practices at 1301 E Orangethorpe Ave, Placentia, CA 92870. The listed phone number is (714) 986-7000.

What is Graciela Guillen's specialty?

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

When was this NPI record last updated?

The NPPES record for Graciela Guillen was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 days 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.