Chul Ha, M.D.
NPI 1891894705 · Radiation Oncology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chul Ha, M.D. is a Radiation Oncology Physician provider in San Antonio, TX (NPI 1891894705).
Provider details
- NPI number
- 1891894705
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- J2591 (TX)
Specialties & taxonomies
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
1,015 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 | 253 | $324 |
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 249 | $116 |
| Continuing Radiation Therapy Consultation Per Week77336 | 81 | $87 |
| Calculation of Radiation Therapy Dose77300 | 78 | $64 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 73 | $191 |
| Design and Construction of Complex Radiation Treatment Device77334 | 70 | $123 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$101 across 1 record (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
- 2006-09-21
- Last updated
- 2009-11-12
Frequently asked questions
- What is Chul Ha's NPI number?
- Chul Ha's National Provider Identifier (NPI) is 1891894705, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chul Ha's specialty?
- Chul Ha is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Chul Ha located?
- Chul Ha's practice location on file with NPPES is 7979 Wurzbach Rd, San Antonio, TX 78229-4427.
- What is Chul Ha's phone number?
- The practice phone number listed in the NPPES registry for Chul Ha is (210) 450-1000.
- Does Chul Ha accept Medicare?
- Chul Ha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chul Ha's NPI active?
- Yes — Chul Ha's NPI (1891894705) is active in the NPPES registry as of the last update on 2009-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.