OAKLEAF CLINICS, EAU CLAIRE MEDICAL CLINIC LAB
NPI 1669864450
Clinical Medical Laboratory in Eau Claire, WI

Active since March 03, 2015
3802 OAKWOOD MALL DR, EAU CLAIRE, WI 54701(715) 839-9280(715) 839-9348 Get Directions Write a Review

NPPES record last updated: September 21, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 21, 2022, Jan 28, 2021, Sep 9, 2019 and 1 more (4 updates tracked since 2017).

About Oakleaf Clinics, Eau Claire Medical Clinic Lab NPPES

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

OAKLEAF CLINICS, EAU CLAIRE MEDICAL CLINIC LAB (NPI 1669864450) is a healthcare organization registered as a clinical medical laboratory in Eau Claire, Wisconsin and active in the NPI registry since March 2015. The organization maintains 4 additional practice locations and lists Chris R Longbella, Director, as its authorized official.

NPPES Registry Identity

NPI1669864450
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameOAKLEAF CLINICS INC
Location Address3802 OAKWOOD MALL DREau Claire, WI 54701-3016
Mailing Address719 W Hamilton Ave Ste BEau Claire, WI 54701-6970 · (715) 552-9784 · Fax (715) 835-6370
Fax(715) 839-9348
Organization SubpartYes
Authorized OfficialChris R LongbellaDirector · (715) 836-9242
Enumeration DateMarch 3, 2015
Last NPPES UpdateSeptember 21, 20224 updates tracked since enumeration
NPPES CertifiedAugust 31, 2022
✔ NPI 1669864450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
3802 OAKWOOD MALL DR, Eau Claire, WI 54701

Other Names 1

Doing Business AsOakleaf Clinics, Eau Claire Medical Clinic Lab

Secondary Practice Locations 4

Location 1431 E Clairemont Ave Ste CEau Claire, WI 54701-6480 · Phone (715) 514-5724
Location 22741 N Clairemont Ave Ste DEau Claire, WI 54703-2595 · Phone (715) 834-0711
Location 33221 Stein Blvd Ste 4Eau Claire, WI 54701-4399 · Phone (715) 834-2788
Location 4855 Lakeland DrChippewa Falls, WI 54729-1687 · Phone (715) 839-9280

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Oakleaf Clinics, Eau Claire Medical Clinic Lab is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

97

Medicare enrollment records show 97 clinicians reassign Medicare billing to Oakleaf Clinics, Eau Claire Medical Clinic Lab, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 72 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 18

Nurse Practitioner47
Family Practice14
Internal Medicine9
Obstetrics/Gynecology6
Certified Nurse Midwife (CNM)5
Dermatology2
Pediatric Medicine2
Registered Dietitian or Nutrition Professional2
10 other specialties10

Nearest to this location (20)

See all 97
Internal Medicine
NPI 1275573214
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOSSame address
Nurse Practitioner
NPI 1477047363
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts MedicareSame address
Nephrology
NPI 1669628632
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.1 mi
Endocrinology
NPI 1336246529
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Internal Medicine
NPI 1558301465
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Interventional Cardiology
NPI 1295929255
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Pulmonary Disease
NPI 1326121773
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Nurse Practitioner
NPI 1912827155
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS0.3 mi
Nurse Practitioner
NPI 1982849535
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Family Practice
NPI 1013003060
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Nurse Practitioner
NPI 1568193910
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Nurse Practitioner
NPI 1649796913
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Internal Medicine
NPI 1518914860
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Internal Medicine
NPI 1891744652
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Cardiovascular Disease (Cardiology)
NPI 1588840482
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Diagnostic Radiology
NPI 1871768457
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Internal Medicine
NPI 1699722041
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS0.3 mi
Registered Dietitian or Nutrition Professional
NPI 1407300528
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ Accepts Medicare0.3 mi
Geriatric Medicine
NPI 1245201532
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.3 mi
Family Practice
NPI 1053340067
3802 OAKWOOD MALL DR
Eau Claire, WI 54701
(715) 839-9280
✔ PECOS✔ Accepts Medicare0.4 mi
See all 97 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Oakleaf Clinics Inc's NPI number?

The NPI number for Oakleaf Clinics Inc is 1669864450. It was assigned to this organization in the NPPES registry on March 3, 2015. The provider is doing business as Oakleaf Clinics, Eau Claire Medical Clinic Lab.

Where is Oakleaf Clinics Inc located?

Oakleaf Clinics Inc is located at 3802 Oakwood Mall Dr, Eau Claire, WI 54701. The listed phone number is (715) 839-9280.

What is Oakleaf Clinics Inc's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

Is Oakleaf Clinics Inc enrolled in Medicare?

Yes. Oakleaf Clinics Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Oakleaf Clinics Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 97 clinicians in 18 Medicare specialties reassign their Medicare billing to Oakleaf Clinics Inc. A 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 the clinician's services. The largest specialties are Nurse Practitioner (47), Family Practice (14) and Internal Medicine (9). Of these, 2 practice at this address and 72 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Oakleaf Clinics Inc accept?

Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan and Quartz list Oakleaf Clinics Inc 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 Oakleaf Clinics Inc was last updated on September 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.