CORMAC T O'SULLIVAN (CRNA) – Certified Registered Nurse Anesthetist, NPI 1427044577

CORMAC T O'SULLIVAN (CRNA) is a healthcare provider. based in Iowa city, Iowa. specializing in CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA). They hold the professional credentials CRNA. They hold a License No. D079986 (IA). The NPI Number for CORMAC T O'SULLIVAN (CRNA) is 1427044577

Main info

Male
30 Years Of Experience
Accepts Medicare Assignment
Name
CORMAC T O'SULLIVAN (CRNA)
NPI
1427044577
Phone
(319) 356-2633
Address
200 HAWKINS DR
Enumeration Date
23 September 2005
Last Update Date
2 April 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3193561616
Graduation Year
1996 (30 years ago)
PAC ID
1951436542
Group Practice PAC ID
7618884230
Professional Enrollment ID
I20100322000438
Address ID
IA522421009IO200XXDRXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

522 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in IA

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Provider Addresses for CORMAC T O'SULLIVAN (CRNA)

  • University of Iowa Stead Family Children’s Hospital, 200, Hawkins Drive, Iowa City, Johnson County, Iowa, 52242, United States

    IOWA CITY, IA 522421009

    Phone: (319) 356-2633

    Fax: (319) 356-2940

    Type: Mailing

  • 701 W Forevergreen Rd

    North Liberty, IA 523179848

    Phone: (319) 384-6562

    Fax: (319) 356-3949

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2010-03-22

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
I20100322000438ICertified Registered Nurse Anesthetist (Crna)IATBD

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 52242)

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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: 7618884230View full group profile

Reviews

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Frequently asked questions

How do I look up CORMAC T O'SULLIVAN (CRNA) by NPI?
Use NPI 1427044577 when you need to reference CORMAC T O'SULLIVAN (CRNA) in forms, claims, or directories.
Is CORMAC T O'SULLIVAN (CRNA)'s NPI currently valid?
The extract we use shows CORMAC T O'SULLIVAN (CRNA) as active.
What kind of provider is CORMAC T O'SULLIVAN (CRNA)?
The page reflects Certified Registered Nurse Anesthetist for CORMAC T O'SULLIVAN (CRNA). Clinical services aligned with this taxonomy classification.
Where does public data place CORMAC T O'SULLIVAN (CRNA)?
The snapshot lists Iowa City, Iowa for CORMAC T O'SULLIVAN (CRNA); download NPPES for the complete set.
How can I contact CORMAC T O'SULLIVAN (CRNA)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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