Hyoung Oh
NPI 1982090783 · Diagnostic Radiology Physician · Monrovia, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hyoung Oh is a Diagnostic Radiology Physician provider in Monrovia, CA (NPI 1982090783).
Provider details
- NPI number
- 1982090783
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A15149 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
8,108 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 3,999 | $9 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 354 | $85 |
| X-Ray of Abdomen, 1 View74018 | 350 | $9 |
| X-Ray of Chest, 2 Views71046 | 296 | $11 |
| Ct Scan Head Or Brain Without Contrast70450 | 279 | $41 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 183 | $33 |
| Complete Ultrasound Scan Behind Abdominal Cavity |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-09
- Last updated
- 2021-06-10
- Certified
- 2021-06-10
Frequently asked questions
- What is Hyoung Oh's NPI number?
- Hyoung Oh's National Provider Identifier (NPI) is 1982090783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hyoung Oh's specialty?
- Hyoung Oh is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Hyoung Oh located?
- Hyoung Oh's practice location on file with NPPES is 323 S Heliotrope Ave, Monrovia, CA 91016-2914.
- What is Hyoung Oh's phone number?
- The practice phone number listed in the NPPES registry for Hyoung Oh is (626) 408-9800.
- Does Hyoung Oh accept Medicare?
- Hyoung Oh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hyoung Oh's NPI active?
- Yes — Hyoung Oh's NPI (1982090783) is active in the NPPES registry as of the last update on 2021-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.