2026 NPPES data Diagnostic Radiology Physician NPI 1417454521 MD
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DYLAN ASSAEL, MD

Diagnostic Radiology Physician in WALLINGFORD, Connecticut. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
19
Medicare Part D claims · Diagnostic Radiology Physician avg: 63
Industry payments
$1.1K
18 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: DYLAN ASSAEL, MD is a Diagnostic Radiology Physician ([object Object]) practicing in WALLINGFORD, Connecticut with a Medicare Part D prescribing footprint of 19 claims . Industry payments of $1.1K across 18 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: DYLAN ASSAEL, MD filed 19 Medicare Part D claims in 2023 across WALLINGFORD, Connecticut. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board certification likely (heuristic — not verified)

DYLAN ASSAEL, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 4 hospital affiliations — signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

DYLAN ASSAEL, MD at a glance

Quality data not reported

NPI registry status

Active

Issued 04/06/2018

NPI 1417454521

Primary specialty

Diagnostic Radiology Physician

Mid-sized

39,474 US NPIs in this specialty

Medicare Part D claims

19 70% vs specialty avg

2023 prescription claims

Specialty avg: 63

Specialty distribution in Connecticut

How Diagnostic Radiology Physician compares to other specialties among Connecticut providers

Connecticut providers

Diagnostic Radiology Physician share within Connecticut

1. Diagnostic Radiology Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Diagnostic Radiology Physician share within Connecticut

Specialty board-certification context

Estimated specialty board-certified rate — Diagnostic Radiology Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Diagnostic Radiology Physician ABMS/AOA estimate

Est. board-certified rate (Diagnostic Radiology Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Diagnostic Radiology Physician) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

DYLAN ASSAEL, MD is a Diagnostic Radiology Physician provider practicing in WALLINGFORD, Connecticut, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: MD. NPI: 1417454521. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

DYLAN ASSAEL, MD appears in the CMS NPPES registry as a Diagnostic Radiology Physician provider holding MD credentials at 101 N PLAINS INDUSTRIAL RD, WALLINGFORD, CT, 06492, with a listed phone of (243) 949-2700. NPI 1417454521 was issued on 04/06/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what ASSAEL most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 19 prescription claims written by this provider, covering N/A Medicare beneficiaries and totaling roughly $373 in drug spend. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Diagnostic Radiology Physician is a mid-sized specialty nationwide, with 39,474 enrolled providers across 56 states and an average of 63 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

101 N PLAINS INDUSTRIAL RD
WALLINGFORD, CT 06492

Provider Details

NPI 1417454521
Specialty Diagnostic Radiology Physician
Credentials MD
Gender Male
NPI Issued 04/06/2018

Hospital and facility affiliations

Facilities where DYLAN ASSAEL, MD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

MERIDEN IMAGING CENTER INC
WALLINGFORD, CT
MIDSTATE RADIOLOGY ASSOCIATES LLC
MERIDEN, CT
STARLING PHYSICIANS, PLLC
NEWINGTON, CT
VEIN CENTERS, LLC
BRISTOL, CT

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Industry payments received (2024) — CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for DYLAN ASSAEL, MD. Source: openpaymentsdata.cms.gov.

Total received

$1.1K

Largest payer

Boston Scientific Corporation

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias — they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

19
Total Claims
$373
Total Drug Cost
N/A
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
27
Total Day Supply
465
Brand Drug Cost
$0
Generic Drug Cost
$373

Patient Demographics

Average Patient Age
68.6 years
Avg HCC Risk Score
1.89

Diagnostic Radiology Physician Overview

How DYLAN ASSAEL, MD fits within the Diagnostic Radiology Physician landscape nationally.

39,474
Diagnostic Radiology Physician Providers in US
56
States with Diagnostic Radiology Physician
63
Avg Claims per Provider

DYLAN ASSAEL, MD's 19 claims are below the specialty average of 63.

Nearby Diagnostic Radiology Physician Providers in Connecticut

Other clinicians with the same primary specialty enrolled in Connecticut, drawn from the same CMS NPPES roster as ASSAEL.

Compare Diagnostic Radiology Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is DYLAN ASSAEL, MD's specialty?
DYLAN ASSAEL, MD specializes in Diagnostic Radiology Physician and practices in WALLINGFORD, Connecticut. Credentials: MD.
How much does DYLAN ASSAEL, MD prescribe under Medicare Part D?
In 2023, DYLAN ASSAEL, MD wrote 19 Medicare Part D claims totaling $373 in drug costs for N/A beneficiaries.
Where is DYLAN ASSAEL, MD located?
DYLAN ASSAEL, MD is located at 101 N PLAINS INDUSTRIAL RD, WALLINGFORD, CT, 06492. Phone: (243) 949-2700.
What is DYLAN ASSAEL, MD's NPI number?
DYLAN ASSAEL, MD's National Provider Identifier (NPI) is 1417454521, issued on 04/06/2018.
How many Diagnostic Radiology Physician providers are there in the US?
There are 39,474 Diagnostic Radiology Physician providers across 56 states in the US. The average Diagnostic Radiology Physician provider writes 63 Medicare Part D claims per year.
Does DYLAN ASSAEL, MD accept Medicare?
DYLAN ASSAEL, MD appears in CMS Medicare data with 19 Part D claims and N/A Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify DYLAN ASSAEL, MD's credentials?
DYLAN ASSAEL, MD's NPI is 1417454521 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology