PROVIDER PROFILE · NPI 1740253327

John LedererM.D.

Radiation OncologyHonolulu, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,256

Unique beneficiaries

—

Total services

3,270

Distinct HCPCS

Medicare payment

$460K

Peer benchmark

Total Medicare services vs. 21 Radiation Oncology providers in HI — top quintile (cohort median 1,347).

PRESCRIBING · PART D · 2024

Total Rx claims

209

Beneficiaries

—

Total drug cost

$835

Distinct drugs

Brand share

23.0%

Top prescribed drugs

Ciprofloxacin Hcl98 claims

Sulfamethoxazole/Trimethoprim48 claims

Cephalexin21 claims

Lorazepam21 claims

Tamsulosin Hcl21 claims

QUALITY · MIPS · 2024

Final MIPS score

95.0

Quality

90.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.84%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$286

Payment records

By payment type

Food and Beverage$286

REFERRAL NETWORK

Where John Lederer'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Susie Chen Radiation Oncology · Honolulu, HI	147	5,712
Diagnostic Laboratory Services, Inc Clinical Laboratory · Aiea, HI	146	820
Laeton Pang Radiation Oncology · Honolulu, HI	142	5,173
THE QUEEN'S MEDICAL CENTER	67	260
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	64	394
PALI MOMI MEDICAL CENTER	35	135
Michelle Miyashiro Hematology-Oncology · Honolulu, HI	29	330
CASTLE MEDICAL CENTER	20	144
David Tamura Hematology-Oncology · Honolulu, HI	15	197
Stephen Chinn Urology · Honolulu, HI	14	234
KISHIDA, TAKESHI	12	16
CHO, JONATHAN	11	207

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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