JOHN STEVEN WASCHAK (CRNA) – Certified Registered Nurse Anesthetist, NPI 1922102045

JOHN STEVEN WASCHAK (CRNA) is a healthcare provider. based in Kansas city, Missouri. specializing in CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA). They hold the professional credentials CRNA. They hold a License No. RN 480439 NA 1911 (CA). The NPI Number for JOHN STEVEN WASCHAK (CRNA) is 1922102045

Main info

Male
50 Years Of Experience
Accepts Medicare Assignment
Name
JOHN STEVEN WASCHAK (CRNA)
NPI
1922102045
Phone
(573) 884-3300
Address
PO BOX 843966
Enumeration Date
11 September 2006
Last Update Date
3 November 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5734432402
Graduation Year
1976 (50 years ago)
PAC ID
3072596782
Group Practice PAC ID
9335042811
Professional Enrollment ID
I20210514001714
Address ID
MO652017199CO1XXXXSTXX400

Contacts

Secure Messaging
MUDOCREFERRAL@direct.health.missouri.edu
Main Contact
https://172.254.9.13:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience71
Completeness85
Years active:19State licenses:2Other namesUpdated within 12 months

1,775 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in MO

Provider Addresses for JOHN STEVEN WASCHAK (CRNA)

  • PO BOX 843966

    KANSAS CITY, MO 641843966

    Phone: (573) 884-3300

    Fax: (573) 884-0943

    Type: Mailing

  • ONE HOSPITAL DR

    COLUMBIA, MO 652120001

    Phone: (573) 882-2568

    Fax: (855) 903-0985

    Type: Location

  • Stockton Post Office, 401, North San Joaquin Street, Stockton, San Joaquin County, California, 95202, United States

    STOCKTON, CA 952670096

    Phone: (209) 956-7725

    Fax: (209) 956-7733

    Type: Mailing

  • Pioneers Memorial Hospital, 207, West Legion Road, Brawley, Imperial County, California, 92227, United States

    BRAWLEY, CA 922277780

    Phone: (760) 351-3288

    Fax: (707) 554-5102

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $14.

Total Amount is formed as General ($14) + Research ($0) + Ownership ($0) = $14.

Last reported payment date: 2024-03-28 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($14).

Total Amount

$14

General + Research + Ownership

Payments

1

Total payment records

General Amount

$14

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-03-28

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Merck Sharp & Dohme LLC$14
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2021-05-14

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20210514001714ICertified Registered Nurse Anesthetist (Crna)MOTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
00811Anesthesia for other procedure on large bowel using an endoscope1616$0
00731Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope1212$0
00812Anesthesia for exam of colon using an endoscope1111$0
View full utilization report →

Insurance plans in this area (ZIP 64184)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9335042811View full group profile
NameSpecialtyState
Sports Medicine, Family PracticeMO
Physician AssistantMO
Pain ManagementMO
A N E S T H E S I O L O G YMO
Nurse PractitionerMO
Certified Registered Nurse Anesthetist (Crna)MO
Certified Registered Nurse Anesthetist (Crna)MO
Certified Registered Nurse Anesthetist (Crna)MO
-MO
-MO

Reviews

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Frequently asked questions

What unique ID ties claims to JOHN STEVEN WASCHAK (CRNA)?
NPI 1922102045 is assigned to JOHN STEVEN WASCHAK (CRNA) under the national enumeration system.
Is JOHN STEVEN WASCHAK (CRNA) currently active in the NPI registry?
CMS-published data lists JOHN STEVEN WASCHAK (CRNA) as an active registrant.
Does JOHN STEVEN WASCHAK (CRNA) list a primary specialty?
If you are matching referrals, note Certified Registered Nurse Anesthetist for JOHN STEVEN WASCHAK (CRNA). Clinical services aligned with this taxonomy classification.
Does JOHN STEVEN WASCHAK (CRNA) practice in Missouri?
You will see Kansas City, Missouri on file for JOHN STEVEN WASCHAK (CRNA) alongside any extra practice locations.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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