DR. RICHARD WILLIAM OASE DDS
NPI 1245309921
Dentist - General Practice in Duluth, MN

Active since November 07, 2006Opted out of Medicare · through Feb 17, 2028
4325 GRAND AVE, DULUTH, MN 55807(218) 628-7035(218) 624-6594 Get Directions Write a Review

NPPES record last updated: January 30, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 15, 2021, Sep 23, 2020 (2 updates tracked since 2020).

About Dr. Richard William Oase Dds NPPES

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

DR. RICHARD WILLIAM OASE DDS (NPI 1245309921) is an individual general practice provider in Duluth, Minnesota, licensed in Minnesota (D8642) and active in the NPI registry since November 2006. He has opted out of Medicare through February 17, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1245309921
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. RICHARD WILLIAM OASECredential: DDS
Location Address4325 GRAND AVEDuluth, MN 55807-2730
Mailing Address2222 E 5th StSuperior, WI 54880-3709 · (715) 392-1955 · Fax (715) 392-1935
Fax(218) 624-6594
Sole ProprietorNo
Enumeration DateNovember 7, 2006
Last NPPES UpdateJanuary 30, 20242 updates tracked since enumeration
NPPES CertifiedJanuary 30, 2024
NPI 1245309921 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License Licensed in MN · D8642
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.
4325 GRAND AVE, Duluth, MN 55807

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Dr. Richard William Oase Dds has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 17, 2016 through February 17, 2028.

Opt-Out Effective DateFebruary 17, 2016
Opt-Out In Effect ThroughFebruary 17, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55807 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
$85.82 typical visit price
range $56.00 – $168.28
Typical copayment $21.45 (range $14.00 – $42.07)
Most-billed visit code 99203
Established Patient
$69.74 typical visit price
range $18.32 – $138.04
Typical copayment $17.43 (range $4.58 – $34.51)
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 20

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

Registered Nurse (Ambulatory Care)
4325 GRAND AVE
DULUTH, MN 55807
Social Worker (Clinical)
4325 GRAND AVE
DULUTH, MN 55807
Dental Hygienist
4325 GRAND AVE
DULUTH, MN 55807
Social Worker (Clinical)
4325 GRAND AVE
DULUTH, MN 55807
Dental Hygienist
4325 GRAND AVE
DULUTH, MN 55807
Nurse Practitioner
4325 GRAND AVE
DULUTH, MN 55807
Dentist (General Practice)
4325 GRAND AVE
DULUTH, MN 55807
Physician Assistant
4325 GRAND AVE
DULUTH, MN 55807

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 Richard Oase's NPI number?

The NPI number for Richard Oase is 1245309921. It was assigned to this individual provider in the NPPES registry on November 7, 2006.

Where is Richard Oase located?

Richard Oase practices at 4325 Grand Ave, Duluth, MN 55807. The listed phone number is (218) 628-7035.

What is Richard Oase's specialty?

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

Is Richard Oase enrolled in Medicare?

No. Richard Oase has opted out of Medicare through February 17, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Richard Oase was last updated on January 30, 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.