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JULIA AGIN MS, CCC-SLP
NPI 1093407165
Speech-Language Pathologist in Castle Rock, CO

Active since May 25, 2023Accepts Medicare Assignment
2 OAKWOOD PARK PLZ STE 200, CASTLE ROCK, CO 80104(720) 788-7365(720) 294-0284 Get Directions Write a Review

NPPES record last updated: January 15, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Julia Agin Ms, Ccc-slp NPPES

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

JULIA AGIN MS, CCC-SLP (NPI 1093407165) is an individual speech-language pathologist provider in Castle Rock, Colorado, licensed in Georgia (SLP012573) and active in the NPI registry since May 2023. She is a graduate of Other (2022).

NPPES Registry Identity

NPI1093407165
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameJULIA AGINCredential: MS, CCC-SLP
Location Address2 OAKWOOD PARK PLZ STE 200Castle Rock, CO 80104-1885
Mailing Address4490 Brumby LnCumming, GA 30041-1929 · (770) 363-4246
Phone(720) 788-7365
Fax(720) 294-0284
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateMay 25, 2023
Last NPPES UpdateJanuary 15, 2024
NPPES CertifiedJanuary 15, 2024
✔ NPI 1093407165 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 GA · SLP012573
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.
2 OAKWOOD PARK PLZ STE 200, Castle Rock, CO 80104
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Other Names 1

Former Name (1)Julia Siegel Ms, Ccc-slp

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Select Health.Insurance ›

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

Julia Agin Ms, 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 ID7113381617
PECOS Enrollment IDI20230918001405

Medicare Billing Reassignment

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

Castle Rock Therapies, LLC
2.5 mi
Physical Therapist
4700 CASTLETON WAY STE 300
Castle Rock, CO 80109
  • Reassigned Medicare billing, Colorado enrollment
  • 69 clinicians in this Medicare group
NPI 1588243653 (720) 788-7365

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 13

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

ALEXANDRA T FIELDS DPT
Physical Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
BRITTANY MORGAN KAY PT, DPT
Physical Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
TAYLOR MARK PFEIFER PT, DPT
Physical Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
ELIZABETH ROSE BUISCH OTR/L
Occupational Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
LAUREN MARIE EDMISTON OTR
Occupational Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
MS. BARBARA CAROL FLACK MSPT, DIPL OF ACUP
Physical Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
MRS. RENEE ARMSTRONG LOWERY MA, CCC-SLP
Speech-Language Pathologist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365
MYA PFENNING
Physical Therapist
2 OAKWOOD PARK PLZ STE 200
CASTLE ROCK, CO 80104
Douglas County (720) 788-7365

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 Julia Agin's NPI number?

The NPI number for Julia Agin is 1093407165. It was assigned to this individual provider in the NPPES registry on May 25, 2023. The provider is also known as Julia Siegel Ms, Ccc-Slp.

Where is Julia Agin located?

Julia Agin practices at 2 Oakwood Park Plz Ste 200, Castle Rock, CO 80104. The listed phone number is (720) 788-7365.

What is Julia Agin's specialty?

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

Is Julia Agin enrolled in Medicare?

Yes. Julia Agin 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 Julia Agin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Julia Agin reassigns Medicare benefits to Castle Rock Therapies, LLC (Castle Rock, CO). 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 Julia Agin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Julia Agin accept?

Health plans from Select Health list Julia Agin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Julia Agin was last updated on January 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.