DR. DAVID JOHN LANDWEHR DDS MS
NPI 1447333414
Dentist - Endodontics in Madison, WI

Active since October 23, 2006Opted out of Medicare · through Mar 5, 2027
2418 CROSSROADS DR STE 2900, MADISON, WI 53718(608) 442-3300 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2022, Jul 13, 2017 (2 updates tracked since 2017).

About Dr. David John Landwehr Dds Ms NPPES

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

DR. DAVID JOHN LANDWEHR DDS MS (NPI 1447333414) is an individual endodontics provider in Madison, Wisconsin, licensed in Wisconsin (5120015) and active in the NPI registry since October 2006. He has opted out of Medicare through March 5, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1447333414
Entity TypeIndividualMale
Primary Taxonomy1223E0200X
Provider Legal NameDR. DAVID JOHN LANDWEHRCredential: DDS MS
Location Address2418 CROSSROADS DR STE 2900Madison, WI 53718-2425
Mailing Address2418 Crossroads Dr Ste 2900Madison, WI 53718-2425 · (608) 442-3300
Sole ProprietorNo
Enumeration DateOctober 23, 2006
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
NPI 1447333414 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyDentist · EndodonticsDental Providers
Taxonomy Code1223E0200X
License Licensed in WI · 5120015
Definition

The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.

Also ListedDentist · Oral and Maxillofacial PathologyTaxonomy 1223P0106X · License 5120015 (WI)
2418 CROSSROADS DR STE 2900, Madison, WI 53718

Accepted Insurance

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. David John Landwehr Dds Ms 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 March 5, 2019 through March 5, 2027.

Opt-Out Effective DateMarch 5, 2019
Opt-Out In Effect ThroughMarch 5, 2027Opt-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 53718 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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 (Endodontics)
2418 CROSSROADS DR STE 2900
MADISON, WI 53718

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 Landwehr's NPI number?

The NPI number for David Landwehr is 1447333414. It was assigned to this individual provider in the NPPES registry on October 23, 2006.

Where is David Landwehr located?

David Landwehr practices at 2418 Crossroads Dr Ste 2900, Madison, WI 53718. The listed phone number is (608) 442-3300.

What is David Landwehr's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Endodontics, with taxonomy code 1223E0200X.

Is David Landwehr enrolled in Medicare?

No. David Landwehr has opted out of Medicare through March 5, 2027. 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.

What insurance does David Landwehr accept?

Health plans from Delta Dental of Wisconsin, Inc. list David Landwehr 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 David Landwehr was last updated on July 21, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.