Doctor profile · Federal record

Dr. Jill Sternquist, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Yankton, SD

  • NPI 1841498235
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1104 W 8Th St
Yankton, SD 570783306
(605) 665-7841
fax (605) 665-0546
Mailing address
1104 W. 8Th St.
Yankton, SD 57078

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
July 3, 2020
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
South Dakota #8108

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841498235. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
144
Distinct HCPCS
7
Medicare allowed
$11,830
HCPCS Description Services Patients Avg allowed
77067 Screening mammography 27 27 $127
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 26 14 $54
77063 Screening 3d breast mammography 25 25 $52
99213 Established patient office or other outpatient visit, 20-29 minutes 23 20 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 18 18 $124
36415 Insertion of needle into vein for collection of blood sample 14 13 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 11 11 $125

In context: peer comparison

Among 4 peers in Yankton Obstetrics & Gynecology Physician, average services per provider: 21. This provider delivers 6.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
101
Patients
0
Total drug cost
$5,221
Drug Type Claims Patients Total cost
Estradiol Generic 16 0 $2,886
Fluticasone Propionate Generic 16 0 $382
Simvastatin Generic 16 0 $171
Levothyroxine Sodium Generic 15 0 $265
Zolpidem Tartrate Generic 15 0 $175
Metformin Hcl Generic 12 0 $19
Clobetasol Propionate Generic 11 0 $1,324

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jill Sternquist's medical specialty?
Dr. Jill Sternquist practices Obstetrics & Gynecology Physician in Yankton, SD.
Where does Dr. Jill Sternquist practice?
Dr. Jill Sternquist practices at 1104 W 8Th St, Yankton, SD 570783306. Office phone: 6056657841.
What is Dr. Jill Sternquist's NPI?
Dr. Jill Sternquist's National Provider Identifier (NPI) is 1841498235, issued by NPPES.
Does Dr. Jill Sternquist accept Medicare assignment?
Yes. Dr. Jill Sternquist accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jill Sternquist commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS 76830); Screening 3d breast mammography (HCPCS 77063). Source: CMS Medicare Physician & Other Practitioners file.