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MRS. LAURIE E TROSIN MD
NPI 1801948427
Pediatrics in Elizabethton, TN

Active since January 16, 2007PECOS Enrolled
1503 W ELK AVE STE 12, ELIZABETHTON, TN 37643(423) 547-9400(423) 547-9401 Get Directions Write a Review

NPPES record last updated: February 3, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 3, 2020, Dec 30, 2019 (2 updates tracked since 2019).

About Mrs. Laurie E Trosin Md NPPES

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

MRS. LAURIE E TROSIN MD (NPI 1801948427) is an individual pediatrics provider in Elizabethton, Tennessee, licensed in Tennessee (46537) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Kingsport.

NPPES Registry Identity

NPI1801948427
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameMRS. LAURIE E TROSINCredential: MD
Location Address1503 W ELK AVE STE 12Elizabethton, TN 37643-2883
Mailing Address215 E Springbrook DrJohnson City, TN 37601-1761 · (423) 547-9400 · Fax (423) 547-9401
Phone(423) 547-9400
Fax(423) 547-9401
Sole ProprietorNo
Enumeration DateJanuary 16, 2007
Last NPPES UpdateFebruary 3, 20202 updates tracked since enumeration
✔ NPI 1801948427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in TN · 46537
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1503 W ELK AVE STE 12, Elizabethton, TN 37643
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Secondary Practice Location 1

Location 12002 Brookside Dr Ste 200Kingsport, TN 37660-4634 · Phone (423) 530-7970 · Fax (423) 530-7971

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Laurie E Trosin Md 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 Laurie Trosin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

State Of Franklin Healthcare Associates PLLC
10 mi
Internal Medicine
121 BOONE RIDGE DR STE 1002
Johnson City, TN 37615
  • Reassigned Medicare billing, Tennessee enrollment
  • 357 clinicians in this Medicare group
NPI 1063459410 (423) 794-5500

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 37643 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
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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 4

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

LEAH R HIGGINBOTHAM DO
Pediatrics
1503 W ELK AVE STE 12
ELIZABETHTON, TN 37643
Carter County (423) 547-9400
MS. WHITNEY DEEANNE HOLLIFIELD APN
Nurse Practitioner (Family)
1503 W ELK AVE STE 12
ELIZABETHTON, TN 37643
Carter County (423) 547-7940
REBECCA LYNN WALKER PA-C
Physician Assistant
1503 W ELK AVE STE 12
ELIZABETHTON, TN 37643
Carter County (423) 547-9400
RIVERSIDE PEDATRICS PLLC
Pediatrics
1503 W ELK AVE STE 12
ELIZABETHTON, TN 37643
Carter County (423) 547-9400

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 Laurie Trosin's NPI number?

The NPI number for Laurie Trosin is 1801948427. It was assigned to this individual provider in the NPPES registry on January 16, 2007.

Where is Laurie Trosin located?

Laurie Trosin practices at 1503 W Elk Ave Ste 12, Elizabethton, TN 37643. The listed phone number is (423) 547-9400.

What is Laurie Trosin's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Laurie Trosin enrolled in Medicare?

Yes. Laurie Trosin is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Laurie Trosin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Laurie Trosin reassigns Medicare benefits to State Of Franklin Healthcare Associates PLLC (Johnson City, TN). 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 Laurie Trosin'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 Laurie Trosin was last updated on February 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.