DR. WALTER WILLIAM ROSTKOWSKI D.D.S
NPI 1003827742
Dentist - General Practice in Sayville, NY

Active since August 10, 2006PECOS Enrolled
531 N MAIN ST, SAYVILLE, NY 11782(631) 589-9010 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Walter William Rostkowski D.d.s NPPES

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

DR. WALTER WILLIAM ROSTKOWSKI D.D.S (NPI 1003827742) is an individual general practice provider in Sayville, New York, licensed in New York (043183) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003827742
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. WALTER WILLIAM ROSTKOWSKICredential: D.D.S
Location Address531 N MAIN STSayville, NY 11782-2534
Mailing Address531 N Main StSayville, NY 11782-2534 · (631) 589-9010
Sole ProprietorYes
Enumeration DateAugust 10, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1003827742 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License Licensed in NY · 043183
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
531 N MAIN ST, Sayville, NY 11782

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Walter William Rostkowski D.d.s 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11782 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.

Other Providers at the Same Location NPPES

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

Dentist (General Practice)
531 N MAIN ST
SAYVILLE, NY 11782

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 Walter Rostkowski's NPI number?

The NPI number for Walter Rostkowski is 1003827742. It was assigned to this individual provider in the NPPES registry on August 10, 2006.

Where is Walter Rostkowski located?

Walter Rostkowski practices at 531 N Main St, Sayville, NY 11782. The listed phone number is (631) 589-9010.

What is Walter Rostkowski's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Walter Rostkowski enrolled in Medicare?

Yes. Walter Rostkowski is registered in the Medicare PECOS enrollment system.

What insurance does Walter Rostkowski accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, Florida Combined Life and Humana and 1 other insurer list Walter Rostkowski 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 Walter Rostkowski was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.