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CAITLIN MARIE TRIERWEILER PA-C
NPI 1104178045
Physician Assistant in Avon, IN

Active since October 02, 2012PECOS EnrolledAccepts Medicare Assignment
8244 E US HIGHWAY 36 STE 1260, AVON, IN 46123(317) 838-9355(317) 544-6139 Get Directions Write a Review

NPPES record last updated: May 21, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 21, 2026, May 17, 2019 (2 updates tracked since 2019).

About Caitlin Marie Trierweiler Pa-c NPPES

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

CAITLIN MARIE TRIERWEILER PA-C (NPI 1104178045) is an individual physician assistant in Avon, Indiana, licensed in Indiana (10001435A) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1104178045
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCAITLIN MARIE TRIERWEILERCredential: PA-C
Location Address8244 E US HIGHWAY 36 STE 1260Avon, IN 46123-9613
Mailing Address1000 E Main St, Attn Med Staff OfficeDanville, IN 46122-1948 · (317) 837-5566 · Fax (317) 718-6793
Phone(317) 838-9355
Fax(317) 544-6139
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateOctober 2, 2012
Last NPPES UpdateMay 21, 20262 updates tracked since enumeration
NPPES CertifiedMay 21, 2026
✔ NPI 1104178045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in IN · 10001435A✔ Licensed in CO · PA.0004008
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
8244 E US HIGHWAY 36 STE 1260, Avon, IN 46123
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Other Names 1

Former Name (1)Caitlin M. Reger

Other Identifiers 1

Medicaid34533371CO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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

Caitlin Marie Trierweiler Pa-c 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 ID2769637248
PECOS Enrollment IDI20130307000229
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.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
42 services21 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
27 services27 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
21 services21 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
20 services19 patients
Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811
This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.
18 services18 patients
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880
A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.
15 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46123 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Caitlin Trierweiler's NPI number?

The NPI number for Caitlin Trierweiler is 1104178045. It was assigned to this individual provider in the NPPES registry on October 2, 2012. The provider is also known as Caitlin M. Reger.

Where is Caitlin Trierweiler located?

Caitlin Trierweiler practices at 8244 E Us Highway 36 Ste 1260, Avon, IN 46123. The listed phone number is (317) 838-9355.

What is Caitlin Trierweiler's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Caitlin Trierweiler enrolled in Medicare?

Yes. Caitlin Trierweiler 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 Caitlin Trierweiler accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Oscar Insurance Company list Caitlin Trierweiler 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 Caitlin Trierweiler was last updated on May 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.