Doctor profile · Federal record

Dr. William Asper, LCSW

Clinical Social Worker · Salt Lake City, UT

  • NPI 1407835218
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1020 S Main St, Suite 100
Salt Lake City, UT 841013176
(801) 539-7000
fax (801) 539-7050
Mailing address
3665 Buckeroo Dr
Magna, UT 840442344

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
September 13, 2012
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Utah #03205523501

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407835218. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
323
Distinct HCPCS
2
Medicare allowed
$30,758
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 309 20 $95
90791 Psychiatric diagnostic evaluation 14 14 $110

In context: peer comparison

Among 10 peers in this city , average services per provider: 99. This provider delivers 3.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Asper's medical specialty?
Dr. William Asper practices Clinical Social Worker in Salt Lake City, UT.
Where does Dr. William Asper practice?
Dr. William Asper practices at 1020 S Main St, Salt Lake City, UT 841013176. Office phone: 8015397000.
What is Dr. William Asper's NPI?
Dr. William Asper's National Provider Identifier (NPI) is 1407835218, issued by NPPES.
Does Dr. William Asper accept Medicare assignment?
Yes. Dr. William Asper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Asper commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.