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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.

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

Active since August 18, 2016PECOS EnrolledAccepts Medicare Assignment
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: August 16, 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 and is a graduate of Other (2019).

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
Medical School CMSOtherGraduated 2019
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, UnitedHealthcare, WellPoint.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Holly Thrailkill Agpcnp 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 ID9931519204
PECOS Enrollment IDI20201028001418
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.

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 system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Holly Thrailkill accept?

Health plans from Blue Cross and Blue Shield of Texas, UnitedHealthcare and WellPoint 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 57 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.