CHARLES H. KLOS C.R.N.A.
NPI 1710906813
Nurse Anesthetist, Certified Registered in Whitehall, WI

Active since July 19, 2006PECOS Enrolled
18601 LINCOLN ST, WHITEHALL, WI 54773(715) 538-4361 Get Directions Write a Review

NPPES record last updated: May 30, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 30, 2023, Jan 14, 2021, Oct 11, 2019 (3 updates tracked since 2019).

About Charles H. Klos C.r.n.a. NPPES

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

CHARLES H. KLOS C.R.N.A. (NPI 1710906813) is an individual nurse anesthetist, certified registered in Whitehall, Wisconsin, licensed in Wisconsin (82758-030) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1710906813
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameCHARLES H. KLOSCredential: C.R.N.A.
Location Address18601 LINCOLN STWhitehall, WI 54773-8605
Mailing Address18601 Lincoln StWhitehall, WI 54773-8605 · (715) 538-4361
Sole ProprietorNo
Enumeration DateJuly 19, 2006
Last NPPES UpdateMay 30, 20233 updates tracked since enumeration
NPPES CertifiedMay 30, 2023
✔ NPI 1710906813 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in WI · 82758-030
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
18601 LINCOLN ST, Whitehall, WI 54773

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Charles H. Klos C.r.n.a. 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 Reassignments

3

Medicare enrollment records show Charles Klos reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Critical Access
18601 LINCOLN ST
Whitehall, WI 54773
  • Reassigned Medicare billing, Wisconsin enrollment
  • 293 clinicians in this Medicare group
Medicare Defined Swing Bed Unit
711 W ADAMS ST
Black River Falls, WI 54615
  • Reassigned Medicare billing, Wisconsin enrollment
  • 11 clinicians in this Medicare group
Nurse Anesthetist, Certified Registered
2200 CEDARCREST DR, STE B
Rice Lake, WI 54868
  • Reassigned Medicare billing, Wisconsin enrollment
  • 10 clinicians in this Medicare group

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 54773 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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.

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.

Occupational Therapist
18601 LINCOLN ST
WHITEHALL, WI 54773
Occupational Therapist
18601 LINCOLN ST
WHITEHALL, WI 54773
Physical Therapist (Orthopedic)
18601 LINCOLN ST
WHITEHALL, WI 54773
General Acute Care Hospital (Critical Access)
18601 LINCOLN ST
WHITEHALL, WI 54773
Nurse Practitioner
18601 LINCOLN ST
WHITEHALL, WI 54773
Occupational Therapist
18601 LINCOLN ST
WHITEHALL, WI 54773
Pharmacy (Institutional Pharmacy)
18601 LINCOLN ST
WHITEHALL, WI 54773
Social Worker
18601 LINCOLN ST
WHITEHALL, WI 54773

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 Charles Klos's NPI number?

The NPI number for Charles Klos is 1710906813. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Where is Charles Klos located?

Charles Klos practices at 18601 Lincoln St, Whitehall, WI 54773. The listed phone number is (715) 538-4361.

What is Charles Klos's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Charles Klos enrolled in Medicare?

Yes. Charles Klos is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Charles Klos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Klos reassigns Medicare benefits to 3 organizations: Tri-County Memorial Hospital, Inc. (Whitehall, WI), Black River Health Inc (Black River Falls, WI) and Midwest Anesthesia Care, Inc (Rice Lake, WI). Each 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 Charles Klos'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 Charles Klos was last updated on May 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.