James Knackstedt, M. D.
NPI 1235247784 · Specialist · Eugene, OR
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Knackstedt, M. D. is a Specialist provider in Eugene, OR (NPI 1235247784).
Provider details
- NPI number
- 1235247784
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD14759 (OR)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
544 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 215 | $87 |
| Removal of Impacted Ear Wax69210 | 131 | $44 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 53 | $107 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 39 | $180 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 36 | $70 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 29 |
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 |
|---|---|---|
| Fluticasone Propionate | 125 | 36 |
| Ipratropium Bromide | 104 | 24 |
| Pentoxifylline | 47 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 42 | 29 |
| Pregabalin | 41 | 22 |
| Mometasone Furoate | 39 | — |
| Triamterene/Hydrochlorothiazidbrand: Triamterene-Hydrochlorothiazid | 32 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$187 across 3 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
- 2006-08-25
- Last updated
- 2010-12-20
Frequently asked questions
- What is James Knackstedt's NPI number?
- James Knackstedt's National Provider Identifier (NPI) is 1235247784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Knackstedt's specialty?
- James Knackstedt is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is James Knackstedt located?
- James Knackstedt's practice location on file with NPPES is 995 Willagillespie Rd Ste 300c, Eugene, OR 97401-2162.
- What is James Knackstedt's phone number?
- The practice phone number listed in the NPPES registry for James Knackstedt is (541) 302-1420.
- Does James Knackstedt accept Medicare?
- James Knackstedt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Knackstedt's NPI active?
- Yes — James Knackstedt's NPI (1235247784) is active in the NPPES registry as of the last update on 2010-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.