Kristen Nicole Lefstein
Primary Care Nurse Practitioner
Kristen Nicole Lefstein is a Primary Care Nurse Practitioner based in Orange, CA with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Kristen Nicole Lefstein has practiced nursing for 9+ years, working in group practice. She graduated from University of California, Irvine, California College of Medicine in 2017 and has 9+ years of clinical experience.
At a glance
- Uses generic medications more than 77% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 131dNPPES updated 2026-01-13 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better45.9%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+40.8 pts)
45.9% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better91.8%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+9 pts)
Better than 77% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Prescription Recipients
71
Patients prescribed
Prescriptions Written
183
Total claims
Total Medicare drug cost: $14k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
$163 received from industry
5 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Kristen Nicole Lefstein's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2017
University of California, Irvine, California College of Medicine
Board certified · Jan 12, 2026
Self-reported via NPPES
9 years in practice
Established
Definition to come...
Taxonomy: 363LP2300X
Education & Training
University of California, Irvine, California College of Medicine (Class of 2017)
Mailing address
824 Cortez St, Costa Mesa, CA 92626-5823
Differs from practice location
Virtual Primary Care Care With Kristen Nicole Lefstein
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Kristen Nicole Lefstein for follow-ups, medication reviews, and ongoing care — no travel to Orange required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Kristen Nicole Lefstein
Dr. Lefstein is listed as active in the NPI registry with telehealth listed in Orange, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (714) 598-1745.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024. See Data Methodology.
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Contact Kristen Nicole Lefstein
Practice Location
1120 W La Veta Ave Ste 300, Orange, CA 92868-4246
Mailing Address
824 Cortez St, Costa Mesa, CA 92626-5823
This is a provider directory. Contact the office directly to schedule appointments.
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