PROVIDER PROFILE · NPI 1508927005

John HaroldMD

CardiologyLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

722

Unique beneficiaries

—

Total services

1,008

Distinct HCPCS

Medicare payment

$75K

Peer benchmark

Total Medicare services vs. 1,869 Cardiology providers in CA — below median (cohort median 2,371).

PRESCRIBING · PART D · 2024

Total Rx claims

1,924

Beneficiaries

—

Total drug cost

$277K

Distinct drugs

Brand share

20.8%

Top prescribed drugs

Atorvastatin Calcium227 claims

Rosuvastatin Calcium185 claims

Losartan Potassium108 claims

Levothyroxine Sodium104 claims

Apixaban94 claims

QUALITY · MIPS · 2024

Final MIPS score

80.4

Quality

73.0

Cost

53.1

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.23%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Harold'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). 18 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ZIMMERMAN, NANCY	23	37
Michael Witkosky Diagnostic Radiology · Sacramento, CA	22	36
City Of Los Angeles Ambulance Service Provider · Los Angeles, CA	21	40
Daniel Ling Internal Medicine · West Hollywood, CA	20	68
Unilab Corporation Clinical Laboratory · West Hills, CA	18	46
Elton Tourje Diagnostic Radiology · Los Angeles, CA	17	29
Dayle Robson Diagnostic Radiology · Los Angeles, CA	17	26
Henry Horton Internal Medicine · Los Angeles, CA	16	34
Stacy Chan Internal Medicine · West Hollywood, CA	16	70
Cam Tu Nguyen Internal Medicine · West Hollywood, CA	16	42
Julia Wegge Internal Medicine · Los Angeles, CA	14	43
Raj Makkar Interventional Cardiology · West Hollywood, CA	13	38

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