David Kornguth, M.D.
NPI 1801820394 · Radiation Oncology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Kornguth, M.D. is a Radiation Oncology Physician provider in San Francisco, CA (NPI 1801820394).
Provider details
- NPI number
- 1801820394
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M1844 (TX)
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
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
8,195 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) |
|---|---|---|
| Intensity Modulated Treatment Delivery, Single Or Multiple Fields/Arcs,via Narrow Spatially and Temporally Modulated Beams, Binary, Dynamic Mlc, Per Treatment SessionG6015 | 2,446 | $493 |
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 2,422 | $152 |
| Intra-Fraction Localization and Tracking of Target Or Patient Motion During Delivery of Radiation Therapy (eg,3d Positional Tracking, Gating, 3d Surface Tracking), Each Fraction of TreatmentG6017 | 908 | $159 |
| Continuing Radiation Therapy Consultation Per Week77336 | 500 | $121 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 500 | $219 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 400 | 128 |
| Finasteride | 122 | 35 |
| Bicalutamide | 89 | 79 |
| Ciprofloxacin Hcl | 56 | 47 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 50 | 49 |
| Relugolixbrand: Orgovyx | 38 | — |
| Diazepam | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$874 across 31 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
- 2006-07-10
- Last updated
- 2023-07-26
- Certified
- 2023-07-25
Frequently asked questions
- What is David Kornguth's NPI number?
- David Kornguth's National Provider Identifier (NPI) is 1801820394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Kornguth's specialty?
- David Kornguth is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is David Kornguth located?
- David Kornguth's practice location on file with NPPES is 1661 Mission St, San Francisco, CA 94103-2413.
- What is David Kornguth's phone number?
- The practice phone number listed in the NPPES registry for David Kornguth is (415) 541-0800.
- Does David Kornguth accept Medicare?
- David Kornguth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Kornguth's NPI active?
- Yes — David Kornguth's NPI (1801820394) is active in the NPPES registry as of the last update on 2023-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.