PROVIDER PROFILE · NPI 1750503124

Gerard ChamberlinMD

PRACTICEGERARD B CHAMBERLIN MD MPH PCSee all providers at this practice →

Internal MedicineMesa, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,566

Unique beneficiaries

—

Total services

4,452

Distinct HCPCS

Medicare payment

$248K

Peer benchmark

Total Medicare services vs. 1,880 Internal Medicine providers in AZ — top quintile (cohort median 646).

PRESCRIBING · PART D · 2024

Total Rx claims

13,630

Beneficiaries

—

Total drug cost

$1.4M

Distinct drugs

188

Brand share

17.5%

Top prescribed drugs

Atorvastatin Calcium956 claims

Levothyroxine Sodium611 claims

Losartan Potassium485 claims

Amlodipine Besylate482 claims

Lisinopril463 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$168

Payment records

By payment type

Food and Beverage$168

REFERRAL NETWORK

Where Gerard Chamberlin'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BANNER BAYWOOD MEDICAL CENTER	153	551
PATEL, KIRIT	52	103
NPI 1316992407	33	69
SMI IMAGING, LLC	25	50
BANNER HEART HOSPITAL	22	48
Fred Dawson Diagnostic Radiology · Provo, UT	16	36
Arun Kumar Neurology · Mesa, AZ	16	38
Mark Madsen Diagnostic Radiology · Mesa, AZ	15	30
Jaskamal Kahlon Interventional Cardiology · Mesa, AZ	15	31
Kai-Chun Sung Clinical Cardiac Electrophysiology · Mesa, AZ	14	50
James Lyons Diagnostic Radiology · Mesa, AZ	14	27
Luke Halbur Hematology-Oncology · Mesa, AZ	13	98

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