What is Karen Guadagnini's specialty?

Karen Guadagnini (NPI 1316934185) is a Medicare-billing provider whose primary specialty is Internal Medicine in Bristol, CT.

Where does Karen Guadagnini practice?

Karen Guadagnini practices in Bristol, CT, based on the location reported in the CMS Medicare provider datasets for NPI 1316934185.

How much does Medicare pay Karen Guadagnini?

Karen Guadagnini (NPI 1316934185) received approximately $21K in total Medicare Part B payments, serving 100 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1316934185

Karen GuadagniniMD

Internal MedicineBristol, CTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

160

Unique beneficiaries

—

Total services

341

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

Total Medicare services vs. 1,650 Internal Medicine providers in CT — below median (cohort median 549).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$73

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Clonidine Hcl12 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Karen Guadagnini'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). 8 inbound referrers · 13 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Kathleen Rinaldi Nurse Practitioner · Southington, CT	29	142
Carlos Badiola Diagnostic Radiology · Bristol, CT	19	28
Quest Diagnostics Llc Clinical Laboratory · Wallingford, CT	19	37
Vijay Joshi Endocrinology · Bristol, CT	17	44
Bristol Hospital Ems, Llc Ambulance Service Provider · Bristol, CT	14	34
Stewart Bober Diagnostic Radiology · Eden Prairie, MN	11	21
Andrew Lim Emergency Medicine · Jacksonville, FL	11	37
NPI 1144241787	11	24

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
BRISTOL HOSPITAL INCORPORATED	153	918
Saima Pasha Internal Medicine · Bristol, CT	57	152
Kathleen Rinaldi Nurse Practitioner · Southington, CT	35	157
Christopher Leary Diagnostic Radiology · Bristol, CT	23	47
Carlos Badiola Diagnostic Radiology · Bristol, CT	20	52
Stewart Bober Diagnostic Radiology · Eden Prairie, MN	18	36
Folco Scappaticci Diagnostic Radiology · Bristol, CT	17	49
Vijay Joshi Endocrinology · Bristol, CT	17	72
STATE OF CONNECTICUT	15	37
HARTFORD HEALTHCARE LABORATORIES	15	44
Bristol Hospital Ems, Llc Ambulance Service Provider · Bristol, CT	14	33
Allen Currier Diagnostic Radiology · Bristol, CT	13	33

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