Doctor profile · Federal record

Dr. William Callahan, D.D.S.

General Practice Dentistry · Memphis, TN

  • NPI 1023187028
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
813 Ridge Lake Blvd, #450
Memphis, TN 381209470
(901) 761-3456
fax (901) 761-3476

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Tennessee #DS4327

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023187028. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona INC 1 $17.98

By nature of payment

Food and Beverage
$18

Frequently asked questions

Auto-generated from federal data
What is Dr. William Callahan's medical specialty?
Dr. William Callahan practices General Practice Dentistry in Memphis, TN.
Where does Dr. William Callahan practice?
Dr. William Callahan practices at 813 Ridge Lake Blvd, Memphis, TN 381209470. Office phone: 9017613456.
What is Dr. William Callahan's NPI?
Dr. William Callahan's National Provider Identifier (NPI) is 1023187028, issued by NPPES.