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PROVIDER PROFILE · NPI 1174593073

John RiddellMD

AnesthesiologyConcord, NHI
CROSS-REFERENCE

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

Hospital & Facility Affiliations (1)

CCN 300017
Hospital
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$233
Payment records
10
By payment type
Food and Beverage$233
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
97
Unique beneficiaries
—
Total services
97
Distinct HCPCS
3
Medicare payment
$9K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 223 Anesthesiology providers in NH — below median (cohort median 217).
REFERRAL NETWORK

Where John Riddell'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). 26 inbound referrers · 49 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
THE GENERAL HOSPITAL CORPORATION4481
Emad Younan
Anesthesiology · Peabody, MA
2676
David Kahn
Cardiology · Salem, MA
2632
Sarah Kane
Pathology · Salem, MA
2526
Michael Goldstein
Cardiology · Lynn, MA
2534
Anthony Mattia
Pathology · Salem, MA
2223
LANDY, MERRIC2126
Yineng Fu
Pathology · Boston, MA
2121
Marc Forgione
Cardiology · Salem, MA
2025
Mario Motta
Cardiology · Danvers, MA
1923
John Murray
Diagnostic Radiology · Ann Arbor, MI
1718
Ryan Bradley
Certified Registered Nurse Anesthetist (CRNA) · Burlington, MA
1718
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
NORTH SHORE MEDICAL CENTER, INC.268498
Cataldo Ambulance Service Inc
Ambulance Service Provider · Somerville, MA
3966
THE GENERAL HOSPITAL CORPORATION3271
MASS GENERAL BRIGHAM HOME CARE, INC.3131
John Baer
Certified Registered Nurse Anesthetist (CRNA) · Lawrence, MA
2830
Ha Nishino
Pathology · Boston, MA
2728
Mark Tulecke
Pathology · Exeter, NH
2727
DOBROW, RICHARD2023
Thomas Kingston
Urology · Salem, MA
2050
Jill Sharp
Certified Registered Nurse Anesthetist (CRNA) · Westwood, MA
1820
Carol Magdalenski
Certified Registered Nurse Anesthetist (CRNA) · Westwood, MA
1718
Luke Ackroyd
Certified Registered Nurse Anesthetist (CRNA) · New London, CT
1717
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.