Keri Orstad, MD
NPI 1821009143 · Family Medicine Physician · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keri Orstad, MD is a Family Medicine Physician provider in Sioux Falls, SD (NPI 1821009143).
Provider details
- NPI number
- 1821009143
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 7315 (SD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
415 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 169 | $103 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 156 | $173 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 41 | $146 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 26 | $127 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 23 | $71 |
Typical Medicare-allowed amounts for these services range $71–$173 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 117 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 291 | 66 |
| Warfarin Sodiumbrand: Jantoven | 290 | 12 |
| Levothyroxine Sodium | 285 | 47 |
| Atorvastatin Calcium | 216 | 44 |
| Apixabanbrand: Eliquis | 200 | 26 |
| Gabapentin | 178 | 35 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-11
- Last updated
- 2024-07-16
- Certified
- 2024-07-16
Frequently asked questions
- What is Keri Orstad's NPI number?
- Keri Orstad's National Provider Identifier (NPI) is 1821009143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keri Orstad's specialty?
- Keri Orstad is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Keri Orstad located?
- Keri Orstad's practice location on file with NPPES is 4000 N Hercules Ave Ste 100, Sioux Falls, SD 57107-1448.
- What is Keri Orstad's phone number?
- The practice phone number listed in the NPPES registry for Keri Orstad is (605) 332-2883.
- Does Keri Orstad accept Medicare?
- Keri Orstad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keri Orstad's NPI active?
- Yes — Keri Orstad's NPI (1821009143) is active in the NPPES registry as of the last update on 2024-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.