What is Colin Lenihan's specialty?

Colin Lenihan (NPI 1154616373) is a Medicare-billing provider whose primary specialty is Nephrology in Stanford, CA.

Where does Colin Lenihan practice?

Colin Lenihan practices in Stanford, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1154616373.

How much does Medicare pay Colin Lenihan?

Colin Lenihan (NPI 1154616373) received approximately $26K in total Medicare Part B payments, serving 162 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1154616373

Colin LenihanMD

PRACTICESTANFORD HEALTH CARESee all providers at this practice →

NephrologyStanford, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

175

Unique beneficiaries

—

Total services

310

Distinct HCPCS

Medicare payment

$25K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — bottom quintile (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

1,031

Beneficiaries

—

Total drug cost

$72K

Distinct drugs

Brand share

6.5%

Top prescribed drugs

Prednisone255 claims

Tacrolimus198 claims

Losartan Potassium169 claims

Mycophenolate Mofetil132 claims

Atorvastatin Calcium54 claims

QUALITY · MIPS · 2024

Final MIPS score

88.5

Quality

87.1

Cost

69.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.57%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050441

Hospital

REFERRAL NETWORK

Where Colin 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). 1 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jane Tan Nephrology · Palo Alto, CA	16	169

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
STANFORD HEALTH CARE	35	349
Stephan Busque General Surgery · Stanford, CA	14	137

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