TRACEY L. ZELLNER M.D.
NPI 1164486635
Pediatrics in State College, PA

Q: What is Tracey Zellner's NPI number?

The NPI number for Tracey Zellner is 1164486635. It was assigned to this individual provider in the NPPES registry on April 13, 2006. The provider is also known as Tracey L Trudel M.D..

Q: What is Tracey Zellner's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Tracey Zellner was last updated on January 21, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since April 13, 2006PECOS Enrolled

3901 S ATHERTON ST, SUITE 5, STATE COLLEGE, PA 16801(814) 466-7921(814) 466-6570 Get Directions Write a Review

NPPES record last updated: January 21, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Tracey L. Zellner M.d. NPPES

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

TRACEY L. ZELLNER M.D. (NPI 1164486635) is an individual pediatrics provider in State College, Pennsylvania, licensed in Pennsylvania (MD065986L) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1164486635

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameTRACEY L. ZELLNERCredential: M.D.

Location Address3901 S ATHERTON ST, SUITE 5State College, PA 16801-8324

Mailing Address3901 S Atherton St, Suite 5State College, PA 16801-8324 · (814) 466-7921 · Fax (814) 466-6570

Phone(814) 466-7921

Fax(814) 466-6570

Sole ProprietorNo

Enumeration DateApril 13, 2006

Last NPPES UpdateJanuary 21, 2015

✔ NPI 1164486635 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in PA · MD065986L

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.

3901 S ATHERTON ST, State College, PA 16801

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Other Names 1

Former Name (1)Tracey L Trudel M.d.

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tracey L. Zellner M.d. 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 Tracey Zellner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mount Nittany Medical Center Health Services Inc

5.3 mi

Internal Medicine

155 WELLNESS WAY
State College, PA 16803

Reassigned Medicare billing, Pennsylvania enrollment
393 clinicians in this Medicare group

NPI 1598992554 (814) 231-7000

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 16801 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

$84.88 typical visit price

range $54.64 – $166.87

Typical copayment $21.22 (range $13.66 – $41.71)

Most-billed visit code 99203

Established Patient

$96.82 typical visit price

range $17.33 – $135.84

Typical copayment $24.20 (range $4.33 – $33.96)

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 19

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

BROOKLINE HOME CARE, INC.

Home Health

3901 S ATHERTON ST
STATE COLLEGE, PA 16801

Centre County (814) 466-4800

WILLIAM D. CHASE JR. M.D.

Pediatrics

3901 S ATHERTON ST, SUITE 5
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

GEORGE M. MCCORMICK M.D.

Pediatrics

3901 S ATHERTON ST, SUITE 5
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

KRISTIE L. KAUFMAN M.D.

Pediatrics

3901 S ATHERTON ST, SUITE 5
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

TERESA M. TIMMERMAN PA-C

Physician Assistant (Medical)

3901 S ATHERTON ST, SUITE 5
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

MARGARET A ELLIS

Physician Assistant

3901 S ATHERTON ST, SUITE 5
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

KIMBERLY STRICKLAND ARNP

Nurse Practitioner (Pediatrics)

3901 S ATHERTON ST
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

CENTRE MEDICAL AND SURGICAL ASSOCIATES, P.C.

Pediatrics

3901 S ATHERTON ST, SUITE 5
STATE COLLEGE, PA 16801

Centre County (814) 466-7921

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 Tracey Zellner's NPI number?

The NPI number for Tracey Zellner is 1164486635. It was assigned to this individual provider in the NPPES registry on April 13, 2006. The provider is also known as Tracey L Trudel M.D..

Where is Tracey Zellner located?

Tracey Zellner practices at 3901 S Atherton St Suite 5, State College, PA 16801. The listed phone number is (814) 466-7921.

What is Tracey Zellner's specialty?

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

Is Tracey Zellner enrolled in Medicare?

Yes. Tracey Zellner is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tracey Zellner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tracey Zellner reassigns Medicare benefits to Mount Nittany Medical Center Health Services Inc (State College, PA). 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 Tracey Zellner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tracey Zellner accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Tracey Zellner 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 Tracey Zellner was last updated on January 21, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.