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ALEXANDRIA KOUTSOKOSTAS MA, CCC-SLP
NPI 1942775242
Speech-Language Pathologist in San Francisco, CA

Active since October 12, 2018
2425 GEARY BLVD, SAN FRANCISCO, CA 94115(415) 833-2000 Get Directions Write a Review

NPPES record last updated: January 3, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 3, 2022, Oct 12, 2018 (2 updates tracked since 2018).

About Alexandria Koutsokostas Ma, Ccc-slp NPPES

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

ALEXANDRIA KOUTSOKOSTAS MA, CCC-SLP (NPI 1942775242) is an individual speech-language pathologist provider in San Francisco, California and active in the NPI registry since October 2018.

NPPES Registry Identity

NPI1942775242
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameALEXANDRIA KOUTSOKOSTASCredential: MA, CCC-SLP
Location Address2425 GEARY BLVDSan Francisco, CA 94115-3358
Mailing Address910 Walnut Ave Apt 307Charlotte, NC 28208-4674
Phone(415) 833-2000
Sole ProprietorNo
Enumeration DateOctober 12, 2018
Last NPPES UpdateJanuary 3, 20222 updates tracked since enumeration
✔ NPI 1942775242 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
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.
2425 GEARY BLVD, San Francisco, CA 94115
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexandria Koutsokostas Ma, Ccc-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Permanente Medical Group Inc
0.2 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

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.

STEVEN PIROG MD
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2000
AARON LAM
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2000
DR. EMILY SU LEE MD
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-3034
SOO-JEON CHOI
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2331
BRET KINSEY GORDEN LCSW
Social Worker
2425 GEARY BLVD, COORDINATION OF CARE SERVICES DEPARTMENT
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-9934
SRAAVYA KAKARLAPUDI MD
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2000
ELLORA ONG PHARMD.
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-9700
KAISER FOUNDATION HOSPITALS
Pharmacy (Institutional Pharmacy)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-4255

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 Alexandria Koutsokostas's NPI number?

The NPI number for Alexandria Koutsokostas is 1942775242. It was assigned to this individual provider in the NPPES registry on October 12, 2018.

Where is Alexandria Koutsokostas located?

Alexandria Koutsokostas practices at 2425 Geary Blvd, San Francisco, CA 94115. The listed phone number is (415) 833-2000.

What is Alexandria Koutsokostas's specialty?

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

Is Alexandria Koutsokostas enrolled in Medicare?

Yes. Alexandria Koutsokostas is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alexandria Koutsokostas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexandria Koutsokostas reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, 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 Alexandria Koutsokostas'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 Alexandria Koutsokostas was last updated on January 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.