Nidal Al Hannat, M.D.
NPI 1235335563 · Internal Medicine Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nidal Al Hannat, M.D. is a Internal Medicine Physician provider in Irvine, CA (NPI 1235335563).
Provider details
- NPI number
- 1235335563
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A128838 (CA)
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 tenure28% of score
18 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
75 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 42 | $139 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 33 | $184 |
Typical Medicare-allowed amounts for these services range $139–$184 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 39 | 38 |
| Ondansetronbrand: Ondansetron Odt | 27 | 20 |
| Levofloxacin | 23 | 23 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 21 |
| Atorvastatin Calcium | 21 | 17 |
| Apixabanbrand: Eliquis | 20 | 18 |
| Cephalexin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-24
- Last updated
- 2025-11-12
- Certified
- 2025-11-12
Frequently asked questions
- What is Nidal Al Hannat's NPI number?
- Nidal Al Hannat's National Provider Identifier (NPI) is 1235335563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nidal Al Hannat's specialty?
- Nidal Al Hannat is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nidal Al Hannat located?
- Nidal Al Hannat's practice location on file with NPPES is 11 Technology Dr, Irvine, CA 92618-2302.
- What is Nidal Al Hannat's phone number?
- The practice phone number listed in the NPPES registry for Nidal Al Hannat is (855) 206-6764.
- Does Nidal Al Hannat accept Medicare?
- Nidal Al Hannat is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nidal Al Hannat's NPI active?
- Yes — Nidal Al Hannat's NPI (1235335563) is active in the NPPES registry as of the last update on 2025-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.