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DR. KAREN LILIANA AVILES M.D.
NPI 1104358431
Hospitalist in Manhasset, NY

Active since March 27, 2017PECOS Enrolled
91.25/100
CMS Quality Rating
300 COMMUNITY DR, MANHASSET, NY 11030(516) 562-0100 Get Directions Write a Review

NPPES record last updated: June 23, 2020. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jun 23, 2020, Mar 27, 2017 (2 updates tracked since 2017).

About Dr. Karen Liliana Aviles M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KAREN LILIANA AVILES M.D. (NPI 1104358431) is an individual hospitalist provider in Manhasset, New York, licensed in New York (305690) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104358431
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. KAREN LILIANA AVILESCredential: M.D.
Location Address300 COMMUNITY DRManhasset, NY 11030-3816
Mailing Address300 Community DrManhasset, NY 11030-3816 · (516) 562-0100
Phone(516) 562-0100
Sole ProprietorYes
Enumeration DateMarch 27, 2017
Last NPPES UpdateJune 23, 20202 updates tracked since enumeration
NPPES CertifiedJune 23, 2020
✔ NPI 1104358431 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in NY · 305690
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
300 COMMUNITY DR, Manhasset, NY 11030
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Other Names 1

Former Name (1)Dr. Karen Liliana Mendieta

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Karen Liliana Aviles M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Karen Aviles reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

North Shore-Lij Medical PC
0.6 mi
Urology
1010 NORTHERN BLVD STE 110
Great Neck, NY 11021
  • Reassigned Medicare billing, New York enrollment
  • 9,353 clinicians in this Medicare group
NPI 1053688572 (516) 321-7400
Physician Affiliate Group Of New York PC
13 mi
Dietitian, Registered
506 LENOX AVE
New York, NY 10037
  • Reassigned Medicare billing, New York enrollment
  • 2,094 clinicians in this Medicare group
NPI 1013375526 (212) 939-2467

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
226 services92 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
159 services67 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
51 services50 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
24 services24 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
18 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11030 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality74.92
Promoting Interoperability91.67
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier20 claims20 services$42.66 avg. paid by Medicare
Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038
DME-Other DME · category DE000N
1 supplier12 claims12 services$7.87 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMIT SHAH M.D.
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
300 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-1427
DR. SAMANTHA LING PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
300 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-8761
DR. DIANA RACHAEL NORDQUIST MD
Anesthesiology
300 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-8630
DR. STEPHEN JOHN CIPOT IV D.O.
Emergency Medicine
300 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 684-7598
MR. JOSE LUIS CRUZ PA-C
Physician Assistant
300 COMMUNITY DR, NORTH SHORE UNIVERSITY HOSPITAL
MANHASSET, NY 11030
Nassau County (516) 562-3683
SARAH BETH KORNHABER C.R.N.A.
Nurse Anesthetist, Certified Registered
300 COMMUNITY DR, DEPT OF ANESTHESIA
MANHASSET, NY 11030
Nassau County (516) 562-4887
YUSON CHONG NP
Nurse Practitioner (Acute Care)
300 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 562-2252
THERESA MARY MOUZAKITIS PA
Physician Assistant
300 COMMUNITY DR
MANHASSET, NY 11030
Nassau County (516) 662-5100

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karen Aviles's NPI number?

The NPI number for Karen Aviles is 1104358431. It was assigned to this individual provider in the NPPES registry on March 27, 2017. The provider is also known as Dr. Karen Liliana Mendieta.

Where is Karen Aviles located?

Karen Aviles practices at 300 Community Dr, Manhasset, NY 11030. The listed phone number is (516) 562-0100.

What is Karen Aviles's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Karen Aviles enrolled in Medicare?

Yes. Karen Aviles is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Karen Aviles's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Aviles reassigns Medicare benefits to 2 organizations: North Shore-Lij Medical PC (Great Neck, NY) and Physician Affiliate Group Of New York PC (New York, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Karen Aviles's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karen Aviles was last updated on June 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.