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STUART K. MARKOWITZ M.D.
NPI 1679559686
Radiology - Diagnostic Radiology in Hartford, CT

Active since December 21, 2005PECOS Enrolled
85 SEYMOUR ST, SUITE 200, HARTFORD, CT 06106(860) 246-6589(860) 560-2849 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Stuart K. Markowitz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STUART K. MARKOWITZ M.D. (NPI 1679559686) is an individual diagnostic radiology provider in Hartford, Connecticut, licensed in Connecticut (024854) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1679559686
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameSTUART K. MARKOWITZCredential: M.D.
Location Address85 SEYMOUR ST, SUITE 200Hartford, CT 06106-5501
Mailing Address111 Founders Plz, Suite 400East Hartford, CT 06108-3212 · (860) 291-6554 · Fax (860) 528-0778
Phone(860) 246-6589
Fax(860) 560-2849
Sole ProprietorNo
Enumeration DateDecember 21, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1679559686 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in CT · 024854
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
85 SEYMOUR ST, Hartford, CT 06106
Open in Google Maps ↗

Other Identifiers 2

Other010024854CT01CT · Athem Bc/bs
OtherA2516306CT · Oxford

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stuart K. Markowitz M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Stuart Markowitz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Jefferson Radiology, PC
0.1 mi
Diagnostic Radiology
80 SEYMOUR ST
Hartford, CT 06102
  • Reassigned Medicare billing, Massachusetts enrollment
  • 76 clinicians in this Medicare group
NPI 1396795951 (860) 289-3375
Connecticut Imaging Partners, LLC
4.9 mi
Diagnostic Radiology
1260 SILAS DEANE HWY, SUITE 100
Wethersfield, CT 06109
  • Reassigned Medicare billing, Connecticut enrollment
  • 167 clinicians in this Medicare group
NPI 1740315761 (860) 563-7844

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LEIGH MAE CABRAL DMD
Dentist (General Practice)
85 SEYMOUR ST, SUITE 922
HARTFORD, CT 06106
Capitol Planning Region (860) 518-5185
DR. JOHN P. OPALACZ M.D.
Radiology (Diagnostic Radiology)
85 SEYMOUR ST, SUITE 200
HARTFORD, CT 06106
Capitol Planning Region (860) 289-3375
JAMES JOSEPH GALLAGHER JR. MD
Surgery (Vascular Surgery)
85 SEYMOUR ST, SUITE 409
HARTFORD, CT 06106
Capitol Planning Region (860) 522-4158
DR. SAMUEL K ANYATONWU MD
Internal Medicine
85 SEYMOUR ST, SUITE 1009
HARTFORD, CT 06106
Capitol Planning Region (860) 728-6674
JOHN RUSSOMANNO MD
Internal Medicine (Pulmonary Disease)
85 SEYMOUR ST, SUITE 923
HARTFORD, CT 06106
Capitol Planning Region (860) 247-1876
CONNECTICUT GI PLLC
Internal Medicine (Gastroenterology)
85 SEYMOUR ST, 1000
HARTFORD, CT 06106
Capitol Planning Region (860) 246-2571
ISABEL NIP
Student in an Organized Health Care Education/Training Program
85 SEYMOUR ST
HARTFORD, CT 06106
Capitol Planning Region (860) 972-5107
EMILY PERROTTI RN
Registered Nurse
85 SEYMOUR ST
HARTFORD, CT 06106
Capitol Planning Region (860) 972-0200

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stuart Markowitz's NPI number?

The NPI number for Stuart Markowitz is 1679559686. It was assigned to this individual provider in the NPPES registry on December 21, 2005.

Where is Stuart Markowitz located?

Stuart Markowitz practices at 85 Seymour St Suite 200, Hartford, CT 06106. The listed phone number is (860) 246-6589.

What is Stuart Markowitz's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Stuart Markowitz enrolled in Medicare?

Yes. Stuart Markowitz is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Stuart Markowitz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stuart Markowitz reassigns Medicare benefits to 2 organizations: Jefferson Radiology, PC (Hartford, CT) and Connecticut Imaging Partners, LLC (Wethersfield, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Stuart Markowitz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Stuart Markowitz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.