What is Corey Long's specialty?

Corey Long (NPI 1841480159) is a Medicare-billing provider whose primary specialty is Emergency Medicine in San Francisco, CA.

Where does Corey Long practice?

Corey Long practices in San Francisco, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1841480159.

How much does Medicare pay Corey Long?

Corey Long (NPI 1841480159) received approximately $99K in total Medicare Part B payments, serving 616 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1841480159

Corey LongM.D.

Emergency MedicineSan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

697

Unique beneficiaries

—

Total services

707

Distinct HCPCS

Medicare payment

$94K

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

Beneficiaries

—

Total drug cost

$431

Distinct drugs

Brand share

43.5%

Top prescribed drugs

Cephalexin28 claims

Ondansetron18 claims

Hydrocodone/Acetaminophen12 claims

Prednisone11 claims

QUALITY · MIPS · 2024

Final MIPS score

96.7

Quality

90.0

Cost

78.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Corey Long'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UCSF HEALTH COMMUNITY HOSPITALS	446	1,388
City & County Of San Francisco Ambulance Service Provider · San Francisco, CA	197	911
CITY & COUNTY OF SAN FRANCISCO	113	526
American Medical Response West Ambulance Service Provider · San Francisco, CA	92	276
RAMPULLA, JOHN	70	157
David Priest Diagnostic Radiology · San Francisco, CA	59	86
Luke Scalcione Diagnostic Radiology · San Diego, CA	53	100
Paula Arriaga Physician Assistant · San Francisco, CA	49	88
Carly Stewart Physician Assistant · Sacramento, CA	41	76
Jessica Tan Diagnostic Radiology · San Francisco, CA	39	71
American Medical Response West Ambulance Service Provider · Stockton, CA	38	79
Flora Stepansky Diagnostic Radiology · San Francisco, CA	36	51

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