1. Home
  2. Directory
  3. Oklahoma
  4. City
  5. Internal Medicine
  6. NPI Profile

DR. MICHAEL JOSEPH KEEFER M.D.
NPI 1386697548
Internal Medicine - Hematology & Oncology in Oklahoma City, OK

Active since May 18, 2006PECOS EnrolledAccepts Medicare Assignment
4205 MCAULEY BLVD, SUITE 375, OKLAHOMA CITY, OK 73120(405) 751-4343(405) 751-4346 Get Directions Write a Review

NPPES record last updated: March 1, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Michael Joseph Keefer M.d. NPPES

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

DR. MICHAEL JOSEPH KEEFER M.D. (NPI 1386697548) is an individual hematology & oncology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (13774) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of University Of Oklahoma College Of Medicine (1981).

NPPES Registry Identity

NPI1386697548
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. MICHAEL JOSEPH KEEFERCredential: M.D.
Location Address4205 MCAULEY BLVD, SUITE 375Oklahoma City, OK 73120-9391
Mailing Address4300 W Memorial RdOklahoma City, OK 73120-8304 · (405) 751-4343 · Fax (405) 751-4346
Phone(405) 751-4343
Fax(405) 751-4346
Sole ProprietorNo
Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 1981
Enumeration DateMay 18, 2006
Last NPPES UpdateMarch 1, 2018
✔ NPI 1386697548 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in OK · 13774
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
4205 MCAULEY BLVD, Oklahoma City, OK 73120
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.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

Dr. Michael Joseph Keefer 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 ID42228348
PECOS Enrollment IDI20091201000257
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.

Areas of Expertise CMS Part B claims 9

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.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
1,424 services457 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
1,287 services447 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
732 services317 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
406 services242 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
78 services40 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
26 services18 patients

Hospital Affiliations CMS Care Compare 5

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

Mercy Hospital Oklahoma City, Inc

Acute Care Hospitals · Oklahoma City, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number370013
Location4300 West Memorial RoadOklahoma City, OK 73120 · Oklahoma County
Emergency services Birthing friendly

Mercy Hospital Ardmore, Inc

Acute Care Hospitals · Ardmore, OK
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number370047
Location1011 14th Ave NWArdmore, OK 73401 · Carter County
Emergency services Birthing friendly

O U Medical Center

Acute Care Hospitals · Oklahoma City, OK
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370093
Location700 NE 13th StreetOklahoma City, OK 73104 · Oklahoma County
Emergency services Birthing friendly

Oklahoma Heart Hospital, LLC

Acute Care Hospitals · Oklahoma City, OK
4/5 CMS rating
OwnershipPhysician
CMS Certification Number370215
Location4050 West Memorial RoadOklahoma City, OK 73120 · Oklahoma County
Emergency services

Mercy Hospital Guthrie

Critical Access Hospitals · Guthrie, OK
OwnershipVoluntary non-profit - Private
CMS Certification Number371317
Location200 S Academy RdGuthrie, OK 73044 · Logan County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73120 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
$162.61 typical visit price
range $53.00 – $162.61
Typical copayment $40.65 (range $13.25 – $40.65)
Most-billed visit code 99205
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.

Referred Medical Equipment & Supplies CMS DME claims 6

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier22 claims1,960 services$0.69 avg. paid by Medicare
Temozolomide, oral, 5 mg J8700
Treatment-Treatment - Miscellaneous · category RX000N
1 supplier11 claims3,995 services$0.21 avg. paid by Medicare
Breast prosthesis, mastectomy bra, without integrated breast prosthesis form, any size, any type L8000
DME-Orthotic Devices · category DF000N
3 suppliers35 claims94 services$28.28 avg. paid by Medicare
Breast prosthesis, silicone or equal, without integral adhesive L8030
DME-Orthotic Devices · category DF000N
2 suppliers12 claims17 services$277.38 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
1 supplier29 claims29 services$18.95 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
1 supplier11 claims13 services$12.61 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

ABBY R BOVA MD
Internal Medicine (Hematology & Oncology)
4205 MCAULEY BLVD, STE 375
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 751-4343
OKLAHOMA ONCOLOGY AND HEMATOLOGY, P.C
Internal Medicine (Hematology & Oncology)
4205 MCAULEY BLVD, 375
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 751-4343
DR. DIANA L. KENNEDY M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4205 MCAULEY BLVD, SUITE 420
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 751-6111
MARK B PRIVOTT O. D.
Optometrist
4205 MCAULEY BLVD
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 755-6111
DR. HANNA A SAADAH M.D.
Internal Medicine (Infectious Disease)
4205 MCAULEY BLVD, SUITE 400
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 749-4260
J CHRIS HUMMEL MD PC
Ophthalmology
4205 MCAULEY BLVD
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 755-6111
SHERRI C EAKINS O. D
Optometrist
4205 MCAULEY BLVD
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 755-6111
OKLAHOMA CITY PAIN MANAGEMENT PLLC
Anesthesiology
4205 MCAULEY BLVD, SUITE 470
OKLAHOMA CITY, OK 73120
Oklahoma County (405) 608-0823

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 Keefer's NPI number?

The NPI number for Michael Keefer is 1386697548. It was assigned to this individual provider in the NPPES registry on May 18, 2006.

Where is Michael Keefer located?

Michael Keefer practices at 4205 Mcauley Blvd Suite 375, Oklahoma City, OK 73120. The listed phone number is (405) 751-4343.

What is Michael Keefer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Michael Keefer enrolled in Medicare?

Yes. Michael Keefer 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 Michael Keefer accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 5 other insurers list Michael Keefer 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 Keefer affiliated with any hospitals?

According to CMS data, Michael Keefer is affiliated with Mercy Hospital Oklahoma City, Inc, Mercy Hospital Ardmore, Inc, O U Medical Center, Oklahoma Heart Hospital, LLC and Mercy Hospital Guthrie.

When was this NPI record last updated?

The NPPES record for Michael Keefer was last updated on March 1, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.