Doctor profile · Federal record
Dr. Kristina Rieffenberger, CNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Watertown, SD
- NPI 1891950986
- Accepts Medicare
- MIPS 97.8 / 100 · 2023
- 18 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
401 9Th Ave Nw
Watertown, SD 572011548
(605) 882-7000
fax (605) 882-7819
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- March 29, 2012
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- South Dakota #CP00534
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891950986. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
438
Distinct HCPCS
3
Medicare allowed
$31,105
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 300 | 125 | $80 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 119 | 83 | $54 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 19 | 18 | $29 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 50. This provider delivers 8.8× the peer median.Open Payments
Industry payments received
All-time total
$1,204
Transactions
46
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Aveo Pharmaceuticals, Inc. | 4 | $146.85 | |
| Novartis Pharmaceuticals Corporation | 9 | $145.56 | |
| E.R. Squibb & Sons, L.L.C. | 7 | $133.57 | |
| Lilly USA, LLC | 4 | $76.80 | |
| Daiichi Sankyo Inc. | 4 | $71.90 | |
| Janssen Biotech, Inc. | 4 | $70.85 | |
| MEDIVATION SERVICES LLC | 1 | $62.35 | |
| BeiGene USA, Inc. | 3 | $49.80 | |
| Alexion Pharmaceuticals, Inc. | 2 | $45.09 | |
| AstraZeneca Pharmaceuticals LP | 1 | $35.01 | |
| Astellas Pharma US Inc | 2 | $34.16 | |
| JAZZ PHARMACEUTICALS INC. | 2 | $30.41 | |
| PFIZER INC. | 1 | $21.88 | |
| ABBVIE INC. | 1 | $19.80 | |
| ImmunoGen, Inc. | 1 | $19.77 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
399
Patients
40
Total drug cost
$222,343
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 186 | 40 | $4,021 |
| Letrozole | Generic | 56 | 0 | $667 |
| Hydroxyurea | Generic | 26 | 0 | $991 |
| Prednisone | Generic | 26 | 0 | $166 |
| Tamoxifen Citrate | Generic | 24 | 0 | $934 |
| Acyclovir | Generic | 16 | 0 | $152 |
| Gabapentin | Generic | 16 | 0 | $74 |
| Abiraterone Acetate | Generic | 14 | 0 | $7,875 |
| Imbruvica (Ibrutinib) | Brand | 12 | 0 | $190,759 |
| Prochlorperazine Maleate | Generic | 12 | 0 | $72 |
Hospital affiliations
Frequently asked questions
What is Dr. Kristina Rieffenberger's medical specialty?
Dr. Kristina Rieffenberger practices Family Nurse Practitioner in Watertown, SD.
Where does Dr. Kristina Rieffenberger practice?
Dr. Kristina Rieffenberger practices at 401 9Th Ave Nw, Watertown, SD 572011548. Office phone: 6058827000.
What is Dr. Kristina Rieffenberger's NPI?
Dr. Kristina Rieffenberger's National Provider Identifier (NPI) is 1891950986, issued by NPPES.
Does Dr. Kristina Rieffenberger accept Medicare assignment?
Yes. Dr. Kristina Rieffenberger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristina Rieffenberger 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 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.