MARY SUN MD
NPI 1447607049
Radiology - Diagnostic Radiology in Meriden, CT

Active since May 24, 2016PECOS Enrolled
83.6/100
CMS Quality Rating
435 LEWIS AVE, MERIDEN, CT 06451(203) 949-2700(203) 949-2712 Get Directions Write a Review

NPPES record last updated: April 3, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 3, 2024, May 15, 2021, Dec 10, 2020 and 1 more (4 updates tracked since 2016).

About Mary Sun Md NPPES

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

MARY SUN MD (NPI 1447607049) is an individual diagnostic radiology provider in Meriden, Connecticut, licensed in Connecticut (67500) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1447607049
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NameMARY SUNCredential: MD
Location Address435 LEWIS AVEMeriden, CT 06451-2101
Mailing Address101 N Plains Industrial Rd Bldg 1aWallingford, CT 06492-2360 · (203) 949-2700 · Fax (203) 949-2712
Fax(203) 949-2712
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 24, 2016
Last NPPES UpdateApril 3, 20244 updates tracked since enumeration
NPPES CertifiedApril 3, 2024
✔ NPI 1447607049 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 · 67500
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 67500 (CT)
435 LEWIS AVE, Meriden, CT 06451

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Sun Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7315347150
PECOS Enrollment IDI20210615002982
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

4

Medicare enrollment records show Mary Sun reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Radiology
435 LEWIS AVE
Meriden, CT 06451
  • Reassigned Medicare billing, Connecticut enrollment
  • 110 clinicians in this Medicare group
Diagnostic Radiology
863 N MAIN STREET EXT
Wallingford, CT 06492
  • Reassigned Medicare billing, Connecticut enrollment
  • 108 clinicians in this Medicare group
Radiology, Mammography
300 KENSINGTON AVE, STARLING PHYSICIANS
New Britain, CT 06051
  • Reassigned Medicare billing, Connecticut enrollment
  • 468 clinicians in this Medicare group
Diagnostic Radiology
565 LONG HILL RD
Groton, CT 06340
  • Reassigned Medicare billing, Connecticut enrollment
  • 101 clinicians in this Medicare group

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

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
210 services210 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
210 services210 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
75 services74 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
71 services70 patients
Diagnostic mammography of 1 breast 77065
Diagnostic mammography of 1 breast is a detailed imaging test that allows doctors to closely examine a specific area in the breast. It's often used when a routine screening reveals an abnormality. This test can help identify any unusual changes or issues.
49 services49 patients
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) G0279
Diagnostic digital breast tomosynthesis is a 3D imaging test that allows doctors to examine your breast tissue layer by layer. It's performed on one or both sides. It helps in detecting abnormalities more accurately. It's often done in addition to other tests.
45 services44 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06451 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.6/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.37
Improvement Activities40
Cost60.92

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.

Emergency Medicine
435 LEWIS AVE
MERIDEN, CT 06451
Anesthesiology
435 LEWIS AVE
MERIDEN, CT 06451
Physician Assistant (Surgical)
435 LEWIS AVE
MERIDEN, CT 06451
Registered Nurse (Emergency)
435 LEWIS AVE
MERIDEN, CT 06451
Physician Assistant (Medical)
435 LEWIS AVE
MERIDEN, CT 06451
Physician Assistant
435 LEWIS AVE
MERIDEN, CT 06451
Dietitian, Registered
435 LEWIS AVE
MERIDEN, CT 06451
Pain Medicine (Interventional Pain Medicine)
435 LEWIS AVE
MERIDEN, CT 06451

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 Mary Sun's NPI number?

The NPI number for Mary Sun is 1447607049. It was assigned to this individual provider in the NPPES registry on May 24, 2016.

Where is Mary Sun located?

Mary Sun practices at 435 Lewis Ave, Meriden, CT 06451. The listed phone number is (203) 949-2700.

What is Mary Sun's specialty?

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

Is Mary Sun enrolled in Medicare?

Yes. Mary Sun is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mary Sun's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Sun reassigns Medicare benefits to 4 organizations: Midstate Radiology Associates, LLC (Meriden, CT), Meriden Imaging Center, Inc. (Wallingford, CT), Starling Physicians, PLLC (New Britain, CT) and Diagnostic Imaging Services Of Ct, LLC (Groton, 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 Mary Sun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mary Sun accept?

Health plans from Anthem Blue Cross and Blue Shield list Mary Sun as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Sun was last updated on April 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.