1. Home
  2. Directory
  3. Montana
  4. Billings
  5. Thoracic Surgery Cardiothoracic Vascular Surgery
  6. NPI Profile

DR. CONSTANCE KAY HAAN M.D.
NPI 1790750305
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Billings, MT

Active since February 18, 2006
3723 CENTRAL AVE, BILLINGS, MT 59102(406) 281-5344 Get Directions Write a Review

NPPES record last updated: July 6, 2018. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Constance Kay Haan M.d. NPPES

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

DR. CONSTANCE KAY HAAN M.D. (NPI 1790750305) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Billings, Montana, licensed in Florida (ME85414) and active in the NPI registry since February 2006. She maintains a secondary practice location in Billings.

NPPES Registry Identity

NPI1790750305
Entity TypeIndividualFemale
Primary Taxonomy208G00000X
Provider Legal NameDR. CONSTANCE KAY HAANCredential: M.D.
Location Address3723 CENTRAL AVEBillings, MT 59102
Mailing Address5245 Merlot LnBillings, MT 59106-2302 · (406) 927-2571
Phone(406) 281-5344
Sole ProprietorNo
Enumeration DateFebruary 18, 2006
Last NPPES UpdateJuly 6, 2018
✔ NPI 1790750305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians
Taxonomy Code208G00000X
License✔ Licensed in FL · ME85414
Definition
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
Also ListedSurgeryTaxonomy 208600000X · License ME85414 (FL)
3723 CENTRAL AVE, Billings, MT 59102
Open in Google Maps ↗

Secondary Practice Location 1

Location 15245 Merlot LnBillings, MT 59106-2302 · Phone (406) 927-2571

Other Identifiers 2

Medicaid2623595-00FL
Medicaid000921236BGA

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 Constance Haan's NPI number?

The NPI number for Constance Haan is 1790750305. It was assigned to this individual provider in the NPPES registry on February 18, 2006.

Where is Constance Haan located?

Constance Haan practices at 3723 Central Ave, Billings, MT 59102. The listed phone number is (406) 281-5344.

What is Constance Haan's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

When was this NPI record last updated?

The NPPES record for Constance Haan was last updated on July 6, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.