Doctor profile · Federal record

Dr. David Schlagel, M.D.

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Psychiatry Physician · Sioux Falls, SD

  • NPI 1861512766
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4400 W 69Th St Ste 1500
Sioux Falls, SD 571088171
(605) 322-5700

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (3)
South Dakota #10467 · Wisconsin #53776 · Michigan #4301079677

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861512766. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
567
Distinct HCPCS
3
Medicare allowed
$64,278
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 370 210 $97
99215 Established patient office or other outpatient visit, 40-54 minutes 166 109 $140
90792 Psychiatric diagnostic evaluation with medical services 31 31 $166

In context: peer comparison

Among 13 peers in this city , average services per provider: 109. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,576
Patients
412
Total drug cost
$52,529
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 399 69 $4,699
Quetiapine Fumarate Generic 257 30 $5,143
Buspirone Hcl Generic 201 37 $6,107
Mirtazapine Generic 197 28 $2,562
Sertraline Hcl Generic 183 24 $1,647
Escitalopram Oxalate Generic 175 27 $1,732
Desvenlafaxine Succinate Er (Desvenlafaxine Succinate) Brand 167 20 $11,800
Lamotrigine Generic 149 19 $1,684
Gabapentin Generic 144 24 $2,714
Bupropion Xl (Bupropion Hcl) Brand 141 29 $4,453

Frequently asked questions

Auto-generated from federal data
What is Dr. David Schlagel's medical specialty?
Dr. David Schlagel practices Psychiatry Physician in Sioux Falls, SD.
Where does Dr. David Schlagel practice?
Dr. David Schlagel practices at 4400 W 69Th St Ste 1500, Sioux Falls, SD 571088171. Office phone: 6053225700.
What is Dr. David Schlagel's NPI?
Dr. David Schlagel's National Provider Identifier (NPI) is 1861512766, issued by NPPES.
Does Dr. David Schlagel accept Medicare assignment?
Yes. Dr. David Schlagel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Schlagel commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.