What is David Main's specialty?

David Main (NPI 1700076486) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Loma Linda, CA.

Where does David Main practice?

David Main practices in Loma Linda, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1700076486.

How much does Medicare pay David Main?

David Main (NPI 1700076486) received approximately $80K in total Medicare Part B payments, serving 546 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1700076486

David MainMD

Emergency MedicineLoma Linda, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

678

Unique beneficiaries

—

Total services

701

Distinct HCPCS

Medicare payment

$75K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — top quintile (cohort median 355).

PRESCRIBING · PART D · 2024

Total Rx claims

184

Beneficiaries

—

Total drug cost

$957

Distinct drugs

Brand share

35.3%

Top prescribed drugs

Cephalexin41 claims

Cyclobenzaprine Hcl34 claims

Oxycodone Hcl/Acetaminophen26 claims

Sulfamethoxazole/Trimethoprim24 claims

Prednisone17 claims

QUALITY · MIPS · 2024

Final MIPS score

99.1

Quality

94.6

Cost

89.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.01%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where David Main'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). 33 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Frank Macaluso Diagnostic Radiology · Tulare, CA	325	913
THISTLE, RICHARD	181	790
Satwant Samrao Internal Medicine · Madera, CA	136	476
Unilab Corporation Clinical Laboratory · West Hills, CA	72	216
MADERA COMMUNITY HOSPITAL	57	164
CHOWCHILLA MEMORIAL HEALTHCARE DISTRICT	48	120
Amritpal Pannu Internal Medicine · Madera, CA	48	178
David Smith Emergency Medicine · Hanford, CA	45	150
Ranjit Rajpal Cardiology · Madera, CA	37	93
Juan Alvarez Physician Assistant · Selma, CA	35	58
Kenneth Bernstein Family Practice · Madera, CA	35	85
SAINT AGNES MEDICAL CENTER	33	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

Healthparse Signals

Monitor this provider for changes — dated NPI change events