MARK K YOUSSEF M.D.
NPI 1679910301
Radiology - Diagnostic Radiology in Southbury, CT

Q: What is the provider's specialty?

The provider's specialty is Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.

Active since June 04, 2013PECOS EnrolledAccepts Medicare Assignment

385 MAIN ST S, SOUTHBURY, CT 06488(203) 267-5114 Get Directions Write a Review

NPPES record last updated: May 24, 2024. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About Mark K Youssef M.d. NPPES

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

MARK K YOUSSEF M.D. (NPI 1679910301) is an individual diagnostic radiology provider in Southbury, Connecticut, licensed in Connecticut (72105) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS, maintains a secondary practice location in Waterbury, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1679910301

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameMARK K YOUSSEFCredential: M.D.

Location Address385 MAIN ST SSouthbury, CT 06488-4240

Mailing AddressNaugatuck Valley Radiological Associates, 385 Main St SouthSouthbury, CT 06488 · (203) 267-5114

Phone(203) 267-5114

Sole ProprietorYes

Medical School CMSOtherGraduated 2013

Enumeration DateJune 4, 2013

Last NPPES UpdateMay 24, 2024

NPPES CertifiedMay 20, 2024

✔ NPI 1679910301 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in CT · 72105

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X · License 72105 (CT)

385 MAIN ST S, Southbury, CT 06488

Open in Google Maps ↗

Secondary Practice Location 1

Location 156 Franklin StWaterbury, CT 06706-1281 · Phone (203) 753-2574

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark K Youssef M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3678715323

PECOS Enrollment IDI20221019001048

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06488 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.