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HOLLY THRAILKILL AGPCNP
NPI 1003361098
Nurse Practitioner - Adult Health in Austin, TX

Active since August 18, 2016PECOS Enrolled
4501 SPICEWOOD SPRINGS RD STE 1000, AUSTIN, TX 78759(512) 200-3876(512) 727-2319 Get Directions Write a Review

NPPES record last updated: June 25, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 2, 2019, Aug 18, 2016 (2 updates tracked since 2016).

About Holly Thrailkill Agpcnp NPPES

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

HOLLY THRAILKILL AGPCNP (NPI 1003361098) is an individual adult health provider in Austin, Texas, licensed in Texas (759628) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003361098
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameHOLLY THRAILKILLCredential: AGPCNP
Location Address4501 SPICEWOOD SPRINGS RD STE 1000Austin, TX 78759-8543
Mailing Address605 Katmai Cir Ste 1000Pflugerville, TX 78660-5922 · (512) 200-3876 · Fax (512) 727-2319
Phone(512) 200-3876
Fax(512) 727-2319
Sole ProprietorYes
Enumeration DateAugust 18, 2016
Last NPPES UpdateJune 25, 20262 updates tracked since enumeration
NPPES CertifiedJune 25, 2026
✔ NPI 1003361098 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
Licenses✔ Licensed in TX · 759628✔ Licensed in TX · 759528
Also ListedRegistered Nurse · Nutrition SupportTaxonomy 163WN1003X · License 759528 (TX)
Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License AP142207 (TX)
4501 SPICEWOOD SPRINGS RD STE 1000, Austin, TX 78759
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Cigna Healthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Holly Thrailkill Agpcnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

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

Klarisana Physician Services PLLC
759 mi
General Practice
1240 S PARKER RD STE 100
Denver, CO 80231
  • Reassigned Medicare billing, Texas enrollment
  • 7 clinicians in this Medicare group
NPI 1013384866 (000) 000-0000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78759 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$89.03 typical visit price
range $57.88 – $174.00
Typical copayment $22.25 (range $14.47 – $43.50)
Most-billed visit code 99203
Established Patient
$101.65 typical visit price
range $18.88 – $142.23
Typical copayment $25.41 (range $4.72 – $35.55)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

NEW APPROACH HEALTHCARE PLLC
Clinic/Center (Adult Mental Health)
4501 SPICEWOOD SPRINGS RD STE 1000
AUSTIN, TX 78759
Travis County (832) 262-8358

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 Holly Thrailkill's NPI number?

The NPI number for Holly Thrailkill is 1003361098. It was assigned to this individual provider in the NPPES registry on August 18, 2016.

Where is Holly Thrailkill located?

Holly Thrailkill practices at 4501 Spicewood Springs Rd Ste 1000, Austin, TX 78759. The listed phone number is (512) 200-3876.

What is Holly Thrailkill's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Holly Thrailkill enrolled in Medicare?

Yes. Holly Thrailkill is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Holly Thrailkill's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Holly Thrailkill reassigns Medicare benefits to Klarisana Physician Services PLLC (Denver, 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 Holly Thrailkill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Holly Thrailkill accept?

Health plans from Blue Cross and Blue Shield of Texas and Cigna Healthcare list Holly Thrailkill 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 Holly Thrailkill was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.