Mason Simkins, PA-C
NPI 1275287419 · Medical Physician Assistant · Twin Falls, ID
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mason Simkins, PA-C is a Medical Physician Assistant provider in Twin Falls, ID (NPI 1275287419).
Provider details
- NPI number
- 1275287419
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
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
4 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
220 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 119 | $71 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 70 | $87 |
| Automated Urinalysis Test81003 | 31 | $2 |
Typical Medicare-allowed amounts for these services range $2–$87 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 31 | 31 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 25 | 24 |
| Fluticasone Propionate | 21 | 21 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 20 | 18 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 18 | 18 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-02-07
- Last updated
- 2022-02-07
- Certified
- 2022-02-07
Frequently asked questions
- What is Mason Simkins's NPI number?
- Mason Simkins's National Provider Identifier (NPI) is 1275287419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mason Simkins's specialty?
- Mason Simkins is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mason Simkins located?
- Mason Simkins's practice location on file with NPPES is 260 Falls Ave Ste D, Twin Falls, ID 83301-3370.
- What is Mason Simkins's phone number?
- The practice phone number listed in the NPPES registry for Mason Simkins is (208) 733-6700.
- Does Mason Simkins accept Medicare?
- Mason Simkins is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mason Simkins's NPI active?
- Yes — Mason Simkins's NPI (1275287419) is active in the NPPES registry as of the last update on 2022-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.