Doctor profile · Federal record

Dr. David Mendel, LCSW

Clinical Social Worker · Watertown, SD

  • NPI 1174750343
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
123 19Th St Ne
Watertown, SD 572012823
(605) 886-0123
fax (605) 886-5447
Mailing address
Po Box 1030
Watertown, SD 572016030

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
October 2, 2019
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
South Dakota #3038

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174750343. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
70
Distinct HCPCS
2
Medicare allowed
$7,636
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 54 18 $104
90791 Psychiatric diagnostic evaluation 16 15 $128

In context: peer comparison

Among 1 peers in this city , average services per provider: 35. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. David Mendel's medical specialty?
Dr. David Mendel practices Clinical Social Worker in Watertown, SD.
Where does Dr. David Mendel practice?
Dr. David Mendel practices at 123 19Th St Ne, Watertown, SD 572012823. Office phone: 6058860123.
What is Dr. David Mendel's NPI?
Dr. David Mendel's National Provider Identifier (NPI) is 1174750343, issued by NPPES.
Does Dr. David Mendel accept Medicare assignment?
Yes. Dr. David Mendel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Mendel commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.