Doctor profile · Federal record
Dr. Kelli Willis, MSW,CSW-Pip
Clinical Social Worker · Sioux Falls, SD
- NPI 1558613752
- Accepts Medicare
- 14 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1200 S 7Th Ave
Sioux Falls, SD 57105
(605) 336-2140 - Mailing address
-
2400 W 49Th St
Sioux Falls, SD 571056581
Credentials & registration
- NPI registered
- October 2012 — 14 yrs on file
- Profile last updated
- June 1, 2018
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- South Dakota #3407
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558613752. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
198
Distinct HCPCS
2
Medicare allowed
$17,408
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 110 | 13 | $103 | |
90834 |
Psychotherapy, 45 minutes | 88 | 15 | $69 |
In context: peer comparison
Among 12 peers in this city , average services per provider: 90. This provider delivers 2.2× the peer median.Frequently asked questions
What is Dr. Kelli Willis's medical specialty?
Dr. Kelli Willis practices Clinical Social Worker in Sioux Falls, SD.
Where does Dr. Kelli Willis practice?
Dr. Kelli Willis practices at 1200 S 7Th Ave, Sioux Falls, SD 57105. Office phone: 6053362140.
What is Dr. Kelli Willis's NPI?
Dr. Kelli Willis's National Provider Identifier (NPI) is 1558613752, issued by NPPES.
Does Dr. Kelli Willis accept Medicare assignment?
Yes. Dr. Kelli Willis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kelli Willis commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.