What is Randolph Leon Guerrero's specialty?

Randolph Leon Guerrero (NPI 1184689671) is a Medicare-billing provider whose primary specialty is Internal Medicine in Honolulu, HI.

Where does Randolph Leon Guerrero practice?

Randolph Leon Guerrero practices in Honolulu, HI, based on the location reported in the CMS Medicare provider datasets for NPI 1184689671.

How much does Medicare pay Randolph Leon Guerrero?

Randolph Leon Guerrero (NPI 1184689671) received approximately $3K in total Medicare Part B payments, serving 33 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1184689671

Randolph Leon GuerreroM.D.

Internal MedicineHonolulu, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 453 Internal Medicine providers in HI — bottom quintile (cohort median 450).

PRESCRIBING · PART D · 2024

Total Rx claims

2,550

Beneficiaries

—

Total drug cost

$163K

Distinct drugs

Brand share

13.6%

Top prescribed drugs

Atorvastatin Calcium275 claims

Amlodipine Besylate156 claims

Lisinopril118 claims

Losartan Potassium111 claims

Levothyroxine Sodium109 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Randolph Leon Guerrero'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). 8 inbound referrers · 11 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LABTECH, INC.	64	274
Diagnostic Laboratory Services, Inc Clinical Laboratory · Aiea, HI	54	342
GUAM MEMORIAL HOSPITAL	39	109
SCHNEIDER, MICHAEL	19	71
SPECTRA LABORATORIES INC	12	34
Primex Clinical Laboratories Inc. Clinical Laboratory · Van Nuys, CA	12	31
Unknown Mallikarjunappa Diagnostic Radiology · Tamuning, GU	11	22
Eric Spak Diagnostic Radiology · Tamuning, GU	11	18

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Diagnostic Laboratory Services, Inc Clinical Laboratory · Aiea, HI	42	322
LABTECH, INC.	34	126
GUAM MEMORIAL HOSPITAL	30	116
Byungsoo Kim Cardiology · Tamuning, GU	26	115
Ashish Khandelwal Diagnostic Radiology · Tamuning, GU	26	63
CAULEY, ELIZABETH	24	91
Guam Fire Department Ambulance Service Provider · Hagatna, GU	21	78
John Taitano Internal Medicine · Tamuning, GU	14	100
SCHNEIDER, MICHAEL	13	71
GURUSAMY INC.	12	51
SPECTRA LABORATORIES INC	11	28

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