William Wallen, MD

Individual Active
NPI 1164827945
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Indianapolis, IN

William Wallen, MD holds NPI 1164827945, with a primary taxonomy of thoracic surgery (cardiothoracic vascular surgery) physician and a practice location in Indianapolis, IN. The number was issued on October 23, 2014 and the NPPES record was last updated on September 9, 2025. The record lists 3 taxonomy codes. One additional practice location is listed.

Taxonomies and licenses

TaxonomyCodeLicense
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Primary 208G00000X TP576 (KY)
Student in an Organized Health Care Education/Training Program 390200000X Not listed
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 01097512A (IN)

Practice locations

8333 Naab Rd Ste 320
Indianapolis, IN 46260-1983
Phone: (317) 338-3000
800 Rose St
Lexington, KY 40536
Phone: (859) 323-1000

Local context

Active NPPES records list 65 providers with thoracic surgery (cardiothoracic vascular surgery) physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 60 of them within 10 miles.

The same primary taxonomy is listed by 184 in Indiana and 8,132 nationwide.

These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.

Other providers at this address

Providers whose NPPES practice location has the same street address, listing those with a page here.

Nearby providers with the same primary taxonomy

Record history

Name on record
William Wallen
Status
Active
NPI issued
Last updated in NPPES

Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.

NPPES data as of · Source: CMS NPPES

Building software? Fetch this NPI programmatically with the NPILayer Provider API.

curl
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://api.npilayer.com/v1/providers/1164827945"

See the API · Get a free API key