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DAVID ROSS SADOWSKY M.D.
NPI 1821451329
Radiology - Diagnostic Radiology in Larchmont, NY

Active since April 01, 2016PECOS Enrolled
80 CHATSWORTH AVE, LARCHMONT, NY 10538(914) 523-1959 Get Directions Write a Review

NPPES record last updated: May 26, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 26, 2021, Apr 22, 2021, Apr 1, 2016 (3 updates tracked since 2016).

About David Ross Sadowsky M.d. NPPES

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

DAVID ROSS SADOWSKY M.D. (NPI 1821451329) is an individual diagnostic radiology provider in Larchmont, New York, licensed in New York (307373) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821451329
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDAVID ROSS SADOWSKYCredential: M.D.
Location Address80 CHATSWORTH AVELarchmont, NY 10538-2927
Mailing Address80 Chatsworth AveLarchmont, NY 10538-2927 · (914) 523-1959
Phone(914) 523-1959
Sole ProprietorNo
Enumeration DateApril 1, 2016
Last NPPES UpdateMay 26, 20213 updates tracked since enumeration
NPPES CertifiedMay 26, 2021
✔ NPI 1821451329 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses✔ Licensed in NY · 307373✔ Licensed in NY · 303373
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
80 CHATSWORTH AVE, Larchmont, NY 10538
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

David Ross Sadowsky 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 David Sadowsky reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Westchester Medical Center Advanced Physician Services PC
11 mi
Anesthesiology
100 WOODS RD, TAYLOR PAVILION - ROOM M229
Valhalla, NY 10595
  • Reassigned Medicare billing, New York enrollment
  • 1,663 clinicians in this Medicare group
NPI 1740687458 (914) 493-2844
Physician Affiliate Group Of New York PC
13 mi
Dietitian, Registered
506 LENOX AVE
New York, NY 10037
  • Reassigned Medicare billing, New York enrollment
  • 2,094 clinicians in this Medicare group
NPI 1013375526 (212) 939-2467

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 2

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.

X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
35 services33 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10538 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
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.

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 David Sadowsky's NPI number?

The NPI number for David Sadowsky is 1821451329. It was assigned to this individual provider in the NPPES registry on April 1, 2016.

Where is David Sadowsky located?

David Sadowsky practices at 80 Chatsworth Ave, Larchmont, NY 10538. The listed phone number is (914) 523-1959.

What is David Sadowsky's specialty?

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

Is David Sadowsky enrolled in Medicare?

Yes. David Sadowsky is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for David Sadowsky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Sadowsky reassigns Medicare benefits to 2 organizations: Westchester Medical Center Advanced Physician Services PC (Valhalla, NY) and Physician Affiliate Group Of New York PC (New York, NY). 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 David Sadowsky'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 David Sadowsky was last updated on May 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.