What is Michael Keefer's specialty?

Michael Keefer (NPI 1386697548) is a Medicare-billing provider whose primary specialty is Medical Oncology in Oklahoma City, OK.

Where does Michael Keefer practice?

Michael Keefer practices in Oklahoma City, OK, based on the location reported in the CMS Medicare provider datasets for NPI 1386697548.

How much does Medicare pay Michael Keefer?

Michael Keefer (NPI 1386697548) received approximately $119K in total Medicare Part B payments, serving 517 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1386697548

Michael KeeferM.D.

Medical OncologyOklahoma City, OKI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,564

Unique beneficiaries

—

Total services

3,998

Distinct HCPCS

Medicare payment

$117K

Peer benchmark

Total Medicare services vs. 36 Medical Oncology providers in OK — top quintile (cohort median 1,456).

PRESCRIBING · PART D · 2024

Total Rx claims

1,919

Beneficiaries

—

Total drug cost

$6.8M

Distinct drugs

Brand share

38.5%

Top prescribed drugs

Anastrozole168 claims

Oxycodone Hcl140 claims

Gabapentin119 claims

Acyclovir88 claims

Acalabrutinib Maleate86 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$242

Payment records

By payment type

Education$139

Food and Beverage$103

Top paying entities

Education$139

Food and Beverage$103

REFERRAL NETWORK

Where Michael Keefer's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 27 inbound referrers · 46 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MERCY HOSPITAL OKLAHOMA CITY, INC	542	6,048
OKLAHOMA HEART HOSPITAL, LLC	91	412
Charles Brekke Diagnostic Radiology · Oklahoma City, OK	34	112
Angela Mccoy Diagnostic Radiology · Oklahoma City, OK	33	145
STOUGH, REBECCA	32	124
Michelle Powers Pathology · Oklahoma City, OK	32	130
Joel Thomas Diagnostic Radiology · Oklahoma City, OK	30	123
Apple Rice Pathology · Oklahoma City, OK	28	130
John Bowers Diagnostic Radiology · Oklahoma City, OK	24	91
Astrid Morrison Radiation Oncology · Oklahoma City, OK	24	262
Foster Lasley Radiation Oncology · Fayetteville, AR	22	328
Emergency Medical Services Authority Ambulance Service Provider · Oklahoma City, OK	22	48

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MERCY HOSPITAL OKLAHOMA CITY, INC	258	3,080
Francis Frost Physician Assistant · Oklahoma City, OK	171	1,347
OKLAHOMA HEART HOSPITAL, LLC	79	395
PENNINGTON, NANCY	53	218
Diagnostic Laboratory Of Oklahoma Llc Clinical Laboratory · Oklahoma City, OK	44	143
James Fleming Diagnostic Radiology · Oklahoma City, OK	44	178
James Hendrix Diagnostic Radiology · Oklahoma City, OK	42	186
HCA HEALTH SERVICES OF OKLAHOMA INC	41	204
COOKE, RICHARD	41	203
Mathew Makel Diagnostic Radiology · Oklahoma City, OK	37	184
Lance Garber Diagnostic Radiology · Edmond, OK	32	143
ADDISON, PAUL	32	136

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events