Daniel Knapp, D.O.
NPI 1629413927 · Diagnostic Radiology Physician · Waukesha, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Knapp, D.O. is a Diagnostic Radiology Physician provider in Waukesha, WI (NPI 1629413927).
Provider details
- NPI number
- 1629413927
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 70460 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,165 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 514 | $8 |
| X-Ray of Chest, 2 Views71046 | 193 | $10 |
| X-Ray of Chest, 2 Views71046 | 76 | $10 |
| X-Ray of Abdomen, 1 View74018 | 61 | $8 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 58 | $11 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 42 | $79 |
| Complete Ultrasound Scan Behind Abdominal Cavity |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,870 across 20 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
Additional practice locations (1)
- 10945 N Port Washington Rd Ste 201Mequon, WI 53092-5078Phone: (262) 292-3151
Registry dates
- Enumerated
- 2013-05-01
- Last updated
- 2025-03-31
- Certified
- 2025-03-31
Frequently asked questions
- What is Daniel Knapp's NPI number?
- Daniel Knapp's National Provider Identifier (NPI) is 1629413927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Knapp's specialty?
- Daniel Knapp is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Knapp located?
- Daniel Knapp's practice location on file with NPPES is W231n1440 Corporate Ct, Waukesha, WI 53186-1503.
- What is Daniel Knapp's phone number?
- The practice phone number listed in the NPPES registry for Daniel Knapp is (262) 896-6000.
- Does Daniel Knapp accept Medicare?
- Daniel Knapp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Knapp's NPI active?
- Yes — Daniel Knapp's NPI (1629413927) is active in the NPPES registry as of the last update on 2025-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.