PROVIDER PROFILE · NPI 1457357899

Randall OyerM.D.

Medical OncologyLancaster, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$3K

Peer benchmark

Total Medicare services vs. 199 Medical Oncology providers in PA — bottom quintile (cohort median 620).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$112

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Tamoxifen Citrate16 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$493

Payment records

By payment type

Compensation for serving as faculty or as a speaker for a medical education program$296

Travel and Lodging$198

REFERRAL NETWORK

Where Randall Oyer'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). 15 inbound referrers · 18 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LANCASTER GENERAL HOSPITAL	190	1,429
Elizabeth Horenkamp Hematology-Oncology · Lancaster, PA	47	183
Samuel Kerr Hematology-Oncology · Lancaster, PA	28	125
Melissa Mckernan Pulliam Clinical Cardiac Electrophysiology · Lancaster, PA	21	57
Caitlyn Mcnaughton Physician Assistant · Lancaster, PA	19	60
Kishor Singapuri Radiation Oncology · Lancaster, PA	16	25
John Briguglio Diagnostic Radiology · Hershey, PA	15	36
KOCH, PAMELA	14	30
Edgar Fearnow Diagnostic Radiology · Lancaster, PA	13	30
Craig Horvat Pulmonary Disease · Lancaster, PA	13	32
Jeffrey Kramer Diagnostic Radiology · Allentown, PA	12	43
Rodney Jamil Hematology-Oncology · Rockingham, VA	12	61

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
LANCASTER GENERAL HOSPITAL	141	1,008
Elizabeth Horenkamp Hematology-Oncology · Lancaster, PA	42	139
Shanthi Sivendran Hematology-Oncology · Lancaster, PA	24	78
Samuel Kerr Hematology-Oncology · Lancaster, PA	20	64
Nandi Reddy Hematology-Oncology · Lancaster, PA	18	92
Thomas Brooks Diagnostic Radiology · Lancaster, PA	16	43
Caitlyn Mcnaughton Physician Assistant · Lancaster, PA	16	43
Angela Choe Diagnostic Radiology · Hershey, PA	16	22
CHOICES HEALTHCARE	15	63
Jeffrey Eshleman Radiation Oncology · Kalispell, MT	14	26
SHERBAN, PAUL	13	24
Gene Carpenter Diagnostic Radiology · Lancaster, PA	13	30

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