What is Michael Lenihan's specialty?

Michael Lenihan (NPI 1699711846) is a Medicare-billing provider whose primary specialty is Sports Medicine in Chula Vista, CA.

Where does Michael Lenihan practice?

Michael Lenihan practices in Chula Vista, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1699711846.

How much does Medicare pay Michael Lenihan?

Michael Lenihan (NPI 1699711846) received approximately $6K in total Medicare Part B payments, serving 35 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1699711846

Michael LenihanM.D.

PRACTICEANTHONY G. SANZONE MD, INCSee all providers at this practice →

Sports MedicineChula Vista, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$930

Peer benchmark

Total Medicare services vs. 144 Sports Medicine providers in CA — bottom quintile (cohort median 2,056).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

2.2

Cost

71.4

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$421

Payment records

By payment type

Food and Beverage$421

Top paying entities

Food and Beverage$421

REFERRAL NETWORK

Where Michael Lenihan'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SHARP CHULA VISTA MEDICAL CENTER	25	54
Unilab Corporation Clinical Laboratory · West Hills, CA	17	72
Otay Lakes Surgery Center, Llc Ambulatory Surgical Center · Chula Vista, CA	17	26

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