Chelsea Twamley, CNP
NPI 1760615074 · Family Nurse Practitioner · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chelsea Twamley, CNP is a Family Nurse Practitioner provider in Sioux Falls, SD (NPI 1760615074).
Provider details
- NPI number
- 1760615074
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- CP000563 (SD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
16 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 6 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clopidogrel Bisulfatebrand: Clopidogrel | 372 | 116 |
| Rivaroxabanbrand: Xarelto | 70 | 15 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 42 | 34 |
| Apixabanbrand: Eliquis | 21 | — |
| Tramadol Hcl | 19 | 15 |
| Gabapentin | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$179 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-09-02
- Last updated
- 2025-06-19
- Certified
- 2025-06-19
Frequently asked questions
- What is Chelsea Twamley's NPI number?
- Chelsea Twamley's National Provider Identifier (NPI) is 1760615074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chelsea Twamley's specialty?
- Chelsea Twamley is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Chelsea Twamley located?
- Chelsea Twamley's practice location on file with NPPES is 3801 S Elmwood Ave, Sioux Falls, SD 57105-6565.
- What is Chelsea Twamley's phone number?
- The practice phone number listed in the NPPES registry for Chelsea Twamley is (605) 306-6100.
- Does Chelsea Twamley accept Medicare?
- Chelsea Twamley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chelsea Twamley's NPI active?
- Yes — Chelsea Twamley's NPI (1760615074) is active in the NPPES registry as of the last update on 2025-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.