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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ANGELENE K TIMMERMAN CRNA
NPI 1265475966
Nurse Anesthetist, Certified Registered in Woodruff, WI

Active since June 13, 2006
78.85/100
CMS Quality Rating
240 MAPLE ST, WOODRUFF, WI 54568(715) 356-8000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025, Nov 17, 2022 (3 updates tracked since 2022).

About Angelene K Timmerman Crna NPPES

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

ANGELENE K TIMMERMAN CRNA (NPI 1265475966) is an individual nurse anesthetist, certified registered in Woodruff, Wisconsin, licensed in Wisconsin (054444) and active in the NPI registry since June 2006. She is affiliated with Marshfield Medical Center - Minocqua and is a graduate of Other (2002).

NPPES Registry Identity

NPI1265475966
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameANGELENE K TIMMERMANCredential: CRNA
Location Address240 MAPLE STWoodruff, WI 54568-0470
Mailing Address240 Maple St, Po Box 470Woodruff, WI 54568-0470 · (715) 356-8000
Phone(715) 356-8000
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJune 13, 2006
Last NPPES UpdateJuly 13, 20263 updates tracked since enumeration
✔ NPI 1265475966 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in WI · 054444
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.
Also ListedRegistered NurseTaxonomy 163W00000X · License 123773-030 (WI)
240 MAPLE ST, Woodruff, WI 54568
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Other Identifiers 1

Medicaid18100WI

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Angelene K Timmerman Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032275151
PECOS Enrollment IDI20090225000489

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
35 services35 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
12 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Marshfield Medical Center - Minocqua

Acute Care Hospitals · Minocqua, WI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520212
Location9576 Highway 70Minocqua, WI 54548 · Oneida County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

78.85/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality66.68
Promoting Interoperability99
Improvement Activities40
Cost54.87

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.

LONNA L GROSSKOPF CRNA
Nurse Anesthetist, Certified Registered
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8000
TAYLOR GRACE KOEHNEN PAC
Physician Assistant
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8000
MS. ELIZABETH LEE HORWATH MSN, RN, AGACNP, FNP
Nurse Practitioner (Family)
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8140
CALI HOLAN MD
Emergency Medicine
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8920
THE HOWARD YOUNG MEDICAL CENTER, INC.
General Acute Care Hospital
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8000
AMY M. KOEPKE APNP
Nurse Practitioner (Family)
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8920
MICHAEL K TONNE PA
Physician Assistant (Medical)
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8000
STEPHANIE A MIKOLICZAK PT
Physical Therapist
240 MAPLE ST
WOODRUFF, WI 54568
Oneida County (715) 356-8000

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 Angelene Timmerman's NPI number?

The NPI number for Angelene Timmerman is 1265475966. It was assigned to this individual provider in the NPPES registry on June 13, 2006.

Where is Angelene Timmerman located?

Angelene Timmerman practices at 240 Maple St, Woodruff, WI 54568. The listed phone number is (715) 356-8000.

What is Angelene Timmerman's specialty?

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

Is Angelene Timmerman enrolled in Medicare?

Yes. Angelene Timmerman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Angelene Timmerman accept?

Health plans from Medica and Sanford Health Plan list Angelene Timmerman 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.

Is Angelene Timmerman affiliated with any hospitals?

According to CMS data, Angelene Timmerman is affiliated with Marshfield Medical Center - Minocqua.

When was this NPI record last updated?

The NPPES record for Angelene Timmerman was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 days 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.