THOMAS I KNOX (MD) – Cardiovascular Disease Physician, NPI 1609838218

THOMAS I KNOX (MD) is a healthcare provider. based in West hartford, Connecticut. specializing in CARDIOVASCULAR DISEASE (CARDIOLOGY), NUCLEAR MEDICINE. They hold the professional credentials MD. They hold a License No. 037021 (CT). The NPI Number for THOMAS I KNOX (MD) is 1609838218

Main info

Male
Sole Proprietor
30 Years Of Experience
Accepts Medicare Assignment
Name
THOMAS I KNOX (MD)
NPI
1609838218
Phone
(860) 547-1489
Address
345 N MAIN ST FL 1
Enumeration Date
6 April 2006
Last Update Date
4 August 2014

Doctor Profile

Medical School Name
TUFTS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
8606479494
Graduation Year
1996 (30 years ago)
PAC ID
4688611932
Group Practice PAC ID
3577652205
Professional Enrollment ID
I20050408000601
Address ID
CT060404057MA43XXXWXXX400
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

669 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CT

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Provider Addresses for THOMAS I KNOX (MD)

  • North Main Street, Fernridge Place, West Hartford, Hartford County, Connecticut, 06117, United States

    WEST HARTFORD, CT 061172515

    Phone: (860) 547-1489

    Fax: (860) 548-9105

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 121 Open Payments records for all available years, with a total value of $2,814.

Total Amount is formed as General ($2,814) + Research ($0) + Ownership ($0) = $2,814.

Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($378).

Total Amount

$2,814

General + Research + Ownership

Payments

121

Total payment records

General Amount

$2,814

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-10

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2011-04-19

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20050408000601ICardiovascular Disease (Cardiology)CTTBD
I20110419000155ICardiovascular Disease (Cardiology)NYTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only382286$0
99214Established patient office or other outpatient visit, 30-39 minutes168107$0
93306Ultrasound of heart with color-depicted blood flow, rate, direction and valve function146146$0
99213Established patient office or other outpatient visit, 20-29 minutes9373$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes8531$0
View full utilization report →

Insurance plans in this area (ZIP 06117)

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Provider's Procedures

THOMAS I KNOX (MD) performs procedures in CARDIOVASCULAR DISEASE (CARDIOLOGY). See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
CARDIOVASCULAR DISEASE (CARDIOLOGY)CT78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies1818
CARDIOVASCULAR DISEASE (CARDIOLOGY)CT93010Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report815631
CARDIOVASCULAR DISEASE (CARDIOLOGY)CT93280Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report1212
CARDIOVASCULAR DISEASE (CARDIOLOGY)CT93922Ultrasound study of arteries of both arms and legs2525

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3577652205View full group profile
NameSpecialtyState
Nurse PractitionerCT
Cardiovascular Disease (Cardiology), Sleep MedicineCT
Internal Medicine, Cardiovascular Disease (Cardiology)CT

Reviews

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Frequently asked questions

Can I use this page to confirm THOMAS I KNOX (MD)'s NPI?
Yes. THOMAS I KNOX (MD) is listed with NPI 1609838218 in the public NPI dataset.
Does the file indicate THOMAS I KNOX (MD) is practicing under active NPI?
Directory data currently reports THOMAS I KNOX (MD) as active.
What taxonomy line describes THOMAS I KNOX (MD)?
For research purposes, treat THOMAS I KNOX (MD) as Cardiovascular Disease Physician in this dataset. Clinical services aligned with this taxonomy classification.
What address line appears for THOMAS I KNOX (MD)?
THOMAS I KNOX (MD)'s geographic hint is West Hartford, Connecticut in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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