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PROVIDER PROFILE · NPI 1194796243

Glenn PrestonM.D.

Medical OncologySpencer, IAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 230036
Hospital
CCN 230046
Hospital
CCN 230095
Hospital
CCN 230100
Hospital
CCN 231305
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
370
Unique beneficiaries
—
Total services
989
Distinct HCPCS
2
Medicare payment
$71K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 34 Medical Oncology providers in IA — below median (cohort median 1,109).
PRESCRIBING · PART D · 2024
Total Rx claims
953
Beneficiaries
—
Total drug cost
$1.7M
Distinct drugs
29
Brand share
32.1%
Top prescribed drugs
Anastrozole92 claims
Prednisone81 claims
Prochlorperazine Maleate74 claims
Hydrocodone/Acetaminophen68 claims
Ondansetron65 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$125
Payment records
1
By payment type
Food and Beverage$125
REFERRAL NETWORK

Where Glenn Preston'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). 35 inbound referrers · 65 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
SPENCER MUNICIPAL HOSPITAL3133,082
Casey Shaffer
Diagnostic Radiology · Cedar Rapids, IA
165544
CROUCH, CHARLES161538
Donald Nordstrom
Radiation Oncology · Bluffton, SC
401,234
Darrel Forslund
Family Practice · Spencer, IA
31118
John Hilsabeck
Family Practice · Spencer, IA
30333
Travis Witt
Family Practice · Spencer, IA
29261
LOVRIEN, FRED2767
Lori Sinclair
Pathology · Waterloo, IA
27103
Jaren Ricker
General Surgery · Spencer, IA
24145
David Robison
Family Practice · Spencer, IA
24203
William Morice
Pathology · Rochester, MN
21364
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SPENCER MUNICIPAL HOSPITAL4615,380
CROUCH, CHARLES175610
Casey Shaffer
Diagnostic Radiology · Cedar Rapids, IA
148509
SKOPEC, PAUL139456
LAKES REGIONAL HEALTHCARE63591
AVERA MCKENNAN52163
Donald Nordstrom
Radiation Oncology · Bluffton, SC
462,031
Stephanie Johnson
Pathology · Sioux Falls, SD
3994
PALO ALTO COUNTY HOSPITAL36541
DVORAK, BRIAN35567
Jaren Ricker
General Surgery · Spencer, IA
32158
John Hilsabeck
Family Practice · Spencer, IA
31270
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.