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SHAY S KORITTNIG CRNA
NPI 1891741278
Nurse Anesthetist, Certified Registered in Oshkosh, WI

Active since May 26, 2006PECOS EnrolledAccepts Medicare Assignment
855 N WESTHAVEN DR, OSHKOSH, WI 54904(920) 303-8700 Get Directions Write a Review

NPPES record last updated: January 23, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Shay S Korittnig Crna NPPES

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

SHAY S KORITTNIG CRNA (NPI 1891741278) is an individual nurse anesthetist, certified registered in Oshkosh, Wisconsin, licensed in Wisconsin (150430030) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2005).

NPPES Registry Identity

NPI1891741278
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameSHAY S KORITTNIGCredential: CRNA
Location Address855 N WESTHAVEN DROshkosh, WI 54904-7668
Mailing Address855 N Westhaven DrOshkosh, WI 54904-7668 · (920) 303-8700
Phone(920) 303-8700
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateMay 26, 2006
Last NPPES UpdateJanuary 23, 2019
✔ NPI 1891741278 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 · 150430030
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.
855 N WESTHAVEN DR, Oshkosh, WI 54904
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Other Identifiers 1

Medicaid44342300WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Shay S Korittnig 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 ID5294755849
PECOS Enrollment IDI20051129000306
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

6

Medicare enrollment records show Shay Korittnig reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesia Services Of The Fox Valley Sc
1.1 mi
Anesthesiology
500 S OAKWOOD RD
Oshkosh, WI 54904
  • Reassigned Medicare billing, Wisconsin enrollment
  • 27 clinicians in this Medicare group
NPI 1750385597 (920) 236-2000
Association Of Hospital Anesthesiologists Sc
13 mi
Anesthesiology
130 2ND ST, STE. A107
Neenah, WI 54956
  • Reassigned Medicare billing, Wisconsin enrollment
  • 144 clinicians in this Medicare group
NPI 1720076474 (920) 729-3332
Osms Anesthesia LLC
43 mi
Anesthesiology
2223 LIME KILN RD STE 1
Green Bay, WI 54311
  • Reassigned Medicare billing, Wisconsin enrollment
  • 43 clinicians in this Medicare group
NPI 1447017983 (920) 430-8113
Green Bay Anesthesia Assoc. Sc
44 mi
Anesthesiology
835 S VAN BUREN ST
Green Bay, WI 54301
  • Reassigned Medicare billing, Wisconsin enrollment
  • 129 clinicians in this Medicare group
NPI 1023065836 (920) 433-0111
Anesthesiology Associates Of Sheboygan, Ltd.
46 mi
Anesthesiology
3100 SUPERIOR AVE
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 26 clinicians in this Medicare group
NPI 1518914357 (920) 459-8300
Racine Anesthesia Services, LLC
98 mi
Anesthesiology
3801 SPRING ST
Mount Pleasant, WI 53405
  • Reassigned Medicare billing, Wisconsin enrollment
  • 162 clinicians in this Medicare group
NPI 1467782748 (262) 687-4011

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 54904 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.

JACQUELINE ANN OTS PENDING
Nurse Practitioner
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8700
RYAN DEBAUCHE
Pharmacist
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8830
LEAH FYNAARDT
Physician Assistant
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8700
ZAHID N DAR MD
Internal Medicine (Hematology & Oncology)
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8700
XING KONG NP
Nurse Practitioner
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8700
MS. MICHELE M OSBORNE CRNA-MNA
Nurse Anesthetist, Certified Registered
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8700
ERIN M LAMERS PT
Physical Therapist
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-8700
LANELLE R WAECH RN
Registered Nurse
855 N WESTHAVEN DR
OSHKOSH, WI 54904
Winnebago County (920) 303-3266

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 Shay Korittnig's NPI number?

The NPI number for Shay Korittnig is 1891741278. It was assigned to this individual provider in the NPPES registry on May 26, 2006.

Where is Shay Korittnig located?

Shay Korittnig practices at 855 N Westhaven Dr, Oshkosh, WI 54904. The listed phone number is (920) 303-8700.

What is Shay Korittnig's specialty?

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

Is Shay Korittnig enrolled in Medicare?

Yes. Shay Korittnig 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.

Which organizations bill Medicare for Shay Korittnig's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shay Korittnig reassigns Medicare benefits to 6 organizations: Anesthesia Services Of The Fox Valley Sc (Oshkosh, WI), Association Of Hospital Anesthesiologists Sc (Neenah, WI), Osms Anesthesia LLC (Green Bay, WI), Green Bay Anesthesia Assoc. Sc (Green Bay, WI), Anesthesiology Associates Of Sheboygan, Ltd. (Sheboygan, WI) and 1 more organization, listed in the Medicare section above. 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 Shay Korittnig's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Shay Korittnig accept?

Health plans from Anthem Blue Cross and Blue Shield and CareSource (Common Ground Healthcare) list Shay Korittnig 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 Shay Korittnig was last updated on January 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.