Mariah Peterson, CNP
NPI 1245019694 · Family Nurse Practitioner · Flandreau, SD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariah Peterson, CNP is a Family Nurse Practitioner provider in Flandreau, SD (NPI 1245019694).
Provider details
- NPI number
- 1245019694
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- R051425 (SD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
2 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
47 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 21 | $63 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 13 | $104 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 13 | $39 |
Typical Medicare-allowed amounts for these services range $39–$104 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 103 | 21 |
| Lisinopril | 78 | 19 |
| Omeprazole | 73 | 18 |
| Amlodipine Besylate | 54 | 18 |
| Rosuvastatin Calcium | 54 | 14 |
| Potassium Chloride | 52 | 13 |
| Atorvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-09-25
- Last updated
- 2024-11-07
- Certified
- 2023-09-25
Frequently asked questions
- What is Mariah Peterson's NPI number?
- Mariah Peterson's National Provider Identifier (NPI) is 1245019694, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Peterson's specialty?
- Mariah Peterson is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mariah Peterson located?
- Mariah Peterson's practice location on file with NPPES is 212 N Prairie St, Flandreau, SD 57028-1243.
- What is Mariah Peterson's phone number?
- The practice phone number listed in the NPPES registry for Mariah Peterson is (605) 997-2433.
- Does Mariah Peterson accept Medicare?
- Mariah Peterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariah Peterson's NPI active?
- Yes — Mariah Peterson's NPI (1245019694) is active in the NPPES registry as of the last update on 2024-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.