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TAMMY L OSBORN APN
NPI 1245295286
Nurse Practitioner - Psychiatric/Mental Health in Bloomington, IL

Active since April 20, 2006PECOS Enrolled
702 W CHESTNUT ST, BLOOMINGTON, IL 61701(309) 557-1400 Get Directions Write a Review

NPPES record last updated: August 21, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tammy L Osborn Apn NPPES

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

TAMMY L OSBORN APN (NPI 1245295286) is an individual psychiatric/mental health provider in Bloomington, Illinois, licensed in Illinois (209.030221) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in East Peoria.

NPPES Registry Identity

NPI1245295286
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameTAMMY L OSBORNCredential: APN
Location Address702 W CHESTNUT STBloomington, IL 61701-2814
Mailing Address448 Wylie Dr Ste L100Normal, IL 61761-5405 · (888) 924-3786
Phone(309) 557-1400
Sole ProprietorNo
Enumeration DateApril 20, 2006
Last NPPES UpdateAugust 21, 2024
NPPES CertifiedAugust 21, 2024
✔ NPI 1245295286 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IL · 209.030221
Also ListedRegistered NurseTaxonomy 163W00000X · License 041315198 (IL)
702 W CHESTNUT ST, Bloomington, IL 61701
Open in Google Maps ↗

Secondary Practice Location 1

Location 1100 N Main, Suite L100East Peoria, IL 61611 · Phone (309) 694-6462 · Fax (309) 694-7812

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tammy L Osborn Apn 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 Tammy Osborn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Chestnut Health Systems Inc
1.3 mi
Rehabilitation, Substance Use Disorder
1003 MARTIN LUTHER KING DR
Bloomington, IL 61701
  • Reassigned Medicare billing, Illinois enrollment
  • 90 clinicians in this Medicare group
NPI 1366431686 (309) 827-6026

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 61701 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
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 20

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

MRS. LISA DIANE NEUWEG MA, NCC
Counselor
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 827-6026
SINATA BECCA JINADU
Nurse Practitioner (Psychiatric/Mental Health)
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 557-1400
MR. CHRISTOPHER G PERKINS L.C.P.C.
Counselor (Professional)
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 827-6026
MS. CARRIE J ANDERSON MA LCPC
Counselor (Mental Health)
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 827-6026
KATIE J YOUNG MSW, LCSW
Social Worker (Clinical)
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 827-6026
KERRI MARSH LCPC
Counselor (Professional)
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 827-6026
TAMAR GREENLY APRN
Nurse Practitioner (Psychiatric/Mental Health)
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 557-1400
JENNY SHANNON RILEY B.A.
Counselor (Addiction (Substance Use Disorder))
702 W CHESTNUT ST
BLOOMINGTON, IL 61701
McLean County (309) 827-6026

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 Tammy Osborn's NPI number?

The NPI number for Tammy Osborn is 1245295286. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Where is Tammy Osborn located?

Tammy Osborn practices at 702 W Chestnut St, Bloomington, IL 61701. The listed phone number is (309) 557-1400.

What is Tammy Osborn's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Tammy Osborn enrolled in Medicare?

Yes. Tammy Osborn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tammy Osborn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Osborn reassigns Medicare benefits to Chestnut Health Systems Inc (Bloomington, IL). 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 Tammy Osborn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tammy Osborn accept?

Health plans from Medica and Oscar Health list Tammy Osborn 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 Tammy Osborn was last updated on August 21, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.