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DR. MICHAEL SULLIVAN O'KEEFE M.D.
NPI 1366799256
Emergency Medicine in Tulsa, OK

Active since August 09, 2012PECOS EnrolledAccepts Medicare Assignment
1717 S UTICA AVE STE A, TULSA, OK 74104(918) 748-7557(918) 403-0383 Get Directions Write a Review

NPPES record last updated: July 29, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Michael Sullivan O'keefe M.d. NPPES

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

DR. MICHAEL SULLIVAN O'KEEFE M.D. (NPI 1366799256) is an individual emergency medicine provider in Tulsa, Oklahoma, licensed in Illinois (12506111) and active in the NPI registry since August 2012. He is enrolled in Medicare PECOS, is affiliated with St Mary Medical Center, and is a graduate of Southern Illinois University School Of Medicine (2012).

NPPES Registry Identity

NPI1366799256
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. MICHAEL SULLIVAN O'KEEFECredential: M.D.
Location Address1717 S UTICA AVE STE ATulsa, OK 74104-5346
Mailing Address1717 S Utica Ave Ste ATulsa, OK 74104-5346 · (918) 748-7557 · Fax (918) 403-0383
Phone(918) 748-7557
Fax(918) 403-0383
Sole ProprietorYes
Medical School CMSSouthern Illinois University School Of MedicineGraduated 2012
Enumeration DateAugust 9, 2012
Last NPPES UpdateJuly 29, 2025
NPPES CertifiedJuly 29, 2025
✔ NPI 1366799256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in IL · 12506111✔ Licensed in OK · 37065
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
1717 S UTICA AVE STE A, Tulsa, OK 74104
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, Mending Health.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

Dr. Michael Sullivan O'keefe M.d. 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 ID4688995517
PECOS Enrollment IDI20250807002044
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

5

Medicare enrollment records show Michael O'keefe reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. John Physicians, Inc.
0.2 mi
Internal Medicine
1923 S UTICA AVE, DAVIS TOWER 200
Tulsa, OK 74104
  • Reassigned Medicare billing, Oklahoma enrollment
  • 820 clinicians in this Medicare group
NPI 1336194406 (918) 744-2345
Emergency Medicine Physicians Of Tulsa County, LLC
5.2 mi
Emergency Medicine
6161 S YALE AVE
Tulsa, OK 74136
  • Reassigned Medicare billing, Oklahoma enrollment
  • 226 clinicians in this Medicare group
NPI 1003098773 (844) 474-4019
Osf Multi-Specialty Group
468 mi
Internal Medicine
8600 N STATE ROUTE 91
Peoria, IL 61615
  • Reassigned Medicare billing, Illinois enrollment
  • 2,944 clinicians in this Medicare group
NPI 1922445527 (309) 683-5050
Emergency Coverage, LLC
715 mi
Family Medicine
435 2ND ST
Newport, TN 37821
  • Reassigned Medicare billing, North Carolina enrollment
  • 557 clinicians in this Medicare group
NPI 1427005008 (423) 625-2200
Hoke Emergency Group, PC
951 mi
Emergency Medicine
210 MEDICAL PAVILION DR
Raeford, NC 28376
  • Reassigned Medicare billing, North Carolina enrollment
  • 97 clinicians in this Medicare group
NPI 1003337528 (910) 904-8000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
35 services35 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
21 services21 patients

Hospital Affiliations CMS Care Compare 3

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

St Mary Medical Center

Acute Care Hospitals · Galesburg, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140064
Location3333 North SeminaryGalesburg, IL 61401 · Knox County
Emergency services Birthing friendly

Saint Francis Medical Center

Acute Care Hospitals · Peoria, IL
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140067
Location530 NE Glen Oak AvePeoria, IL 61637 · Peoria County
Emergency services Birthing friendly

Osf Holy Family Medical Center

Critical Access Hospitals · Monmouth, IL
OwnershipVoluntary non-profit - Church
CMS Certification Number141318
Location1000 W Harlem AvenueMonmouth, IL 61462 · Warren County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74104 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
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
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.

DR. CORY BRIT KEBERT M.D.
Emergency Medicine
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (981) 748-7557
WILLIAM CRAIG SANFORD MD
Emergency Medicine
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 748-7557
SHON D. KENDALL D.O.
Emergency Medicine (Emergency Medical Services)
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 748-7557
CHANCE DODSON MD
Emergency Medicine
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 358-6064
MISTY DAWN ANDERSON NP
Nurse Practitioner (Family)
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 748-7557
THOMAS FRASIER ENGLE PA-C
Physician Assistant (Medical)
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 748-7557
DR. SHAUN S. JUNG-PETERS D.O.
Family Medicine
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 748-1300
ZACHARY ALAN FOWLER D.O.
Family Medicine
1717 S UTICA AVE STE A
TULSA, OK 74104
Tulsa County (918) 748-7557

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 Michael O'keefe's NPI number?

The NPI number for Michael O'keefe is 1366799256. It was assigned to this individual provider in the NPPES registry on August 9, 2012.

Where is Michael O'keefe located?

Michael O'keefe practices at 1717 S Utica Ave Ste A, Tulsa, OK 74104. The listed phone number is (918) 748-7557.

What is Michael O'keefe's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Michael O'keefe enrolled in Medicare?

Yes. Michael O'keefe 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 Michael O'keefe's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael O'keefe reassigns Medicare benefits to 5 organizations: St. John Physicians, Inc. (Tulsa, OK), Emergency Medicine Physicians Of Tulsa County, LLC (Tulsa, OK), Osf Multi-Specialty Group (Peoria, IL), Emergency Coverage, LLC (Newport, TN) and Hoke Emergency Group, PC (Raeford, NC). 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 Michael O'keefe's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael O'keefe accept?

Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Michael O'keefe 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 Michael O'keefe affiliated with any hospitals?

According to CMS data, Michael O'keefe is affiliated with St Mary Medical Center, Saint Francis Medical Center and Osf Holy Family Medical Center.

When was this NPI record last updated?

The NPPES record for Michael O'keefe was last updated on July 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.