Omar Nagy, DO
NPI 1285194092 · Internal Medicine Physician · Orange, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Omar Nagy, DO is a Internal Medicine Physician provider in Orange, CA (NPI 1285194092).
Provider details
- NPI number
- 1285194092
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A19490 (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
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
540 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 284 | $118 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 101 | $76 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 62 | $115 |
| Advance Care Planning, First 30 Minutes99497 | 58 | $75 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 35 | $172 |
Typical Medicare-allowed amounts for these services range $75–$172 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 4500 Brockton Ave Ste 305Riverside, CA 92501-4027Phone: (951) 877-5874Fax: (951) 521-2357
Registry dates
- Enumerated
- 2019-03-20
- Last updated
- 2026-04-29
- Certified
- 2026-04-29
Frequently asked questions
- What is Omar Nagy's NPI number?
- Omar Nagy's National Provider Identifier (NPI) is 1285194092, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Omar Nagy's specialty?
- Omar Nagy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Omar Nagy located?
- Omar Nagy's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Omar Nagy's phone number?
- The practice phone number listed in the NPPES registry for Omar Nagy is (714) 456-8888.
- Does Omar Nagy accept Medicare?
- Omar Nagy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Omar Nagy's NPI active?
- Yes — Omar Nagy's NPI (1285194092) is active in the NPPES registry as of the last update on 2026-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.