Amy Kastner, CNP
NPI 1952811184 · Family Nurse Practitioner · Rapid City, SD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amy Kastner, CNP is a Family Nurse Practitioner provider in Rapid City, SD (NPI 1952811184).
Provider details
- NPI number
- 1952811184
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- CP001287 (SD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 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
236 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 119 | $76 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 84 | $53 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $51 |
Typical Medicare-allowed amounts for these services range $51–$76 (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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 106 | 36 |
| Amlodipine Besylate | 102 | 25 |
| Allopurinol | 75 | 20 |
| Calcitriol | 60 | 16 |
| Furosemide | 58 | 19 |
| Spironolactone | 46 | — |
| Olmesartan Medoxomil | 45 | — |
| Empagliflozin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-10-02
- Last updated
- 2017-10-02
Frequently asked questions
- What is Amy Kastner's NPI number?
- Amy Kastner's National Provider Identifier (NPI) is 1952811184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amy Kastner's specialty?
- Amy Kastner is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Amy Kastner located?
- Amy Kastner's practice location on file with NPPES is 640 Flormann St, Rapid City, SD 57701-4679.
- What is Amy Kastner's phone number?
- The practice phone number listed in the NPPES registry for Amy Kastner is (605) 755-3300.
- Does Amy Kastner accept Medicare?
- Amy Kastner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amy Kastner's NPI active?
- Yes — Amy Kastner's NPI (1952811184) is active in the NPPES registry as of the last update on 2017-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.