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PROVIDER PROFILE · NPI 1215916564

John HennesseyM.D.

Internal MedicineGales Ferry, CTI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (12)

CCN 077015
Home health agency
CCN 077041
Home health agency
CCN 077159
Home health agency
CCN 077162
Home health agency
CCN 071507
Hospice
CCN 071516
Hospice
CCN 070007
Hospital
CCN 070022
Hospital
CCN 070024
Hospital
CCN 410013
Hospital
CCN 075270
Nursing home
CCN 075437
Nursing home
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$2K
Payment records
59
By payment type
Food and Beverage$2K
PRESCRIBING · PART D · 2024
Total Rx claims
15,118
Beneficiaries
—
Total drug cost
$1.4M
Distinct drugs
190
Brand share
21.8%
Top prescribed drugs
Atorvastatin Calcium1,306 claims
Amlodipine Besylate647 claims
Lisinopril610 claims
Levothyroxine Sodium493 claims
Apixaban458 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
3,137
Unique beneficiaries
—
Total services
8,838
Distinct HCPCS
27
Medicare payment
$388K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,650 Internal Medicine providers in CT — top quintile (cohort median 549).
REFERRAL NETWORK

Where John Hennessey'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). 73 inbound referrers · 107 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
LAWRENCE AND MEMORIAL HOSPITAL, INC.5127,042
1145 POQUONNOCK ROAD OPERATIONS LLC1491,118
Danil Anisimov
Nurse Practitioner · Old Saybrook, CT
114655
Mary Murphy-Fiengo
Internal Medicine · Gales Ferry, CT
79422
Groton Ambulance Assoc Inc
Ambulance Service Provider · Groton, CT
77288
STONERIDGE SENIOR CARE LLC75352
Sheldon Robbins
Diagnostic Radiology · New London, CT
65214
Louis Mazzarelli
Diagnostic Radiology · New York, NY
64232
SORRENTINO, JOHN64239
Tibor Kereshi
Interventional Radiology · Colorado Springs, CO
61229
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
57178
Valerie Popkin
Cardiology · Waterford, CT
56227
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
LAWRENCE AND MEMORIAL HOSPITAL, INC.4175,663
Natalie Walters
Nurse Practitioner · Branford, CT
1512,884
Danil Anisimov
Nurse Practitioner · Old Saybrook, CT
131785
American Ambulance Service, Inc.
Ambulance Service Provider · Norwich, CT
117829
1145 POQUONNOCK ROAD OPERATIONS LLC112609
Symphony Diagnostic Services No 1 Llc
Portable X-Ray Supplier · Sparks, MD
82426
Mary Murphy-Fiengo
Internal Medicine · Gales Ferry, CT
78392
STONERIDGE SENIOR CARE LLC73487
SORRENTINO, JOHN65192
Michael Cicero
Podiatry · Middletown, CT
60347
Sheldon Robbins
Diagnostic Radiology · New London, CT
56130
Todd Blue
Diagnostic Radiology · New London, CT
56145
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.