What is Kristen Obrien's specialty?

Kristen Obrien (NPI 1811922529) is a Medicare-billing provider whose primary specialty is Family Practice in Smithtown, NY.

Where does Kristen Obrien practice?

Kristen Obrien practices in Smithtown, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1811922529.

How much does Medicare pay Kristen Obrien?

Kristen Obrien (NPI 1811922529) received approximately $150K in total Medicare Part B payments, serving 394 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811922529

Kristen ObrienM.D.

Family PracticeSmithtown, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,284

Unique beneficiaries

—

Total services

1,857

Distinct HCPCS

Medicare payment

$132K

Peer benchmark

Total Medicare services vs. 3,705 Family Practice providers in NY — top quintile (cohort median 473).

PRESCRIBING · PART D · 2024

Total Rx claims

3,768

Beneficiaries

—

Total drug cost

$182K

Distinct drugs

Brand share

14.8%

Top prescribed drugs

Atorvastatin Calcium291 claims

Amlodipine Besylate209 claims

Rosuvastatin Calcium173 claims

Levothyroxine Sodium159 claims

Zolpidem Tartrate146 claims

QUALITY · MIPS · 2024

Final MIPS score

93.1

Quality

79.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

88.8

Payment adjustment

0.76%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$125

Payment records

By payment type

Food and Beverage$125

Top paying entities

Food and Beverage$125

REFERRAL NETWORK

Where Kristen Obrien'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	165	472
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	34	131
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	26	48
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	19	55
Kevin Dolley Legal Medicine · Smithtown, NY	19	53
David Gidseg Cardiology · Smithtown, NY	16	44
Eileen Bishop Cardiology · Smithtown, NY	16	28
NPI 1417924523	15	31
Alfred Belding Family Practice · Smithtown, NY	12	22
William Kainzbauer Diagnostic Radiology · West Islip, NY	12	27
NPI 1265587000	12	116

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