Khanh Nguyen, MD
NPI 1326144841 · Radiation Oncology Physician · Dover, DE
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Khanh Nguyen, MD is a Radiation Oncology Physician provider in Dover, DE (NPI 1326144841).
Provider details
- NPI number
- 1326144841
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA08173600 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
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
1,180 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 437 | $42 |
| Calculation of Radiation Therapy Dose77300 | 233 | $31 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 149 | $180 |
| Design and Construction of Complex Radiation Treatment Device77334 | 99 | $57 |
| Obtaining Data Needed to Develop the Optimal Radiation Treatment, 1 Treatment Area77280 | 51 | $35 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $92 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$91 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
- 2006-09-15
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is Khanh Nguyen's NPI number?
- Khanh Nguyen's National Provider Identifier (NPI) is 1326144841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Khanh Nguyen's specialty?
- Khanh Nguyen is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Khanh Nguyen located?
- Khanh Nguyen's practice location on file with NPPES is 640 S State St Fl 1, Dover, DE 19901-3530.
- What is Khanh Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Khanh Nguyen is (302) 674-4401.
- Does Khanh Nguyen accept Medicare?
- Khanh Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Khanh Nguyen's NPI active?
- Yes — Khanh Nguyen's NPI (1326144841) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.