Justin Nielsen, PAC
NPI 1235443193 · Physician Assistant · Idaho Falls, ID
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Nielsen, PAC is a Physician Assistant provider in Idaho Falls, ID (NPI 1235443193).
Provider details
- NPI number
- 1235443193
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Male
- Sole proprietor
- No
- License
- 002097 (IA)
Specialties & taxonomies
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 tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
349 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 135 | $76 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 120 | $51 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 39 | $6 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 25 | $64 |
| Automated Urinalysis Test81003 | 19 | $2 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 84 | 81 |
| Azithromycin | 62 | 58 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 52 | 51 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 51 | 51 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 34 |
| Doxycycline Hyclate | 40 | 36 |
| Methylprednisolone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$200 across 2 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
- 2010-08-03
- Last updated
- 2017-03-17
Frequently asked questions
- What is Justin Nielsen's NPI number?
- Justin Nielsen's National Provider Identifier (NPI) is 1235443193, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Nielsen's specialty?
- Justin Nielsen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Justin Nielsen located?
- Justin Nielsen's practice location on file with NPPES is 2985 Cortez Ave, Idaho Falls, ID 83404-7554.
- What is Justin Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Justin Nielsen is (208) 523-3373.
- Does Justin Nielsen accept Medicare?
- Justin Nielsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Nielsen's NPI active?
- Yes — Justin Nielsen's NPI (1235443193) is active in the NPPES registry as of the last update on 2017-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.