What is Lisa Chaderjian's specialty?

Lisa Chaderjian (NPI 1720299779) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Springfield, MA.

Where does Lisa Chaderjian practice?

Lisa Chaderjian practices in Springfield, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1720299779.

How much does Medicare pay Lisa Chaderjian?

Lisa Chaderjian (NPI 1720299779) received approximately $8K in total Medicare Part B payments, serving 70 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720299779

Lisa ChaderjianAPRN

Nurse PractitionerSpringfield, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

123

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 5,906 Nurse Practitioner providers in MA — below median (cohort median 289).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

92.6

Quality

75.3

Cost

71.4

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.74%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Lisa Chaderjian'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). 57 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ossama Elsaid Interventional Cardiology · Edison, NJ	83	319
Ahmed Elwan Cardiology · Wethersfield, CT	74	250
HARTFORD HEALTHCARE LABORATORIES	65	326
Maximilian Lee Cardiology · Hartford, CT	64	171
Arshad Yekta Interventional Cardiology · Norwalk, CT	62	223
Melissa Ferraro-Borgida Cardiology · Hartford, CT	62	201
KALLAL, JAMES	58	160
Komsu Mamuya Cardiology · Wethersfield, CT	56	210
Ambulance Service Of Manchester, Llc Ambulance Service Provider · Manchester, CT	56	136
William Duvall Cardiology · Hartford, CT	53	134
Aetna Ambulance Service, Inc Ambulance Service Provider · Hartford, CT	53	103
Pampana Gowd Cardiology · Bakersfield, CA	51	137

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