Magdi Messiha, M.D.
NPI 1346269370 · Internal Medicine Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Magdi Messiha, M.D. is a Internal Medicine Physician provider in Newport Beach, CA (NPI 1346269370).
Provider details
- NPI number
- 1346269370
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A63313 (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
19 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
1,037 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 Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 469 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 223 | $81 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 166 | $114 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 67 | $79 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 66 | $190 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 162 | 17 |
| Gabapentin | 136 | 15 |
| Famotidine | 126 | 13 |
| Metoprolol Tartrate | 105 | 12 |
| Amlodipine Besylate | 103 | 12 |
| Furosemide | 96 | — |
| Ipratropium/Albuterol Sulfatebrand: Ipratropium-Albuterol | 96 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2010-05-05
Frequently asked questions
- What is Magdi Messiha's NPI number?
- Magdi Messiha's National Provider Identifier (NPI) is 1346269370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Magdi Messiha's specialty?
- Magdi Messiha is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Magdi Messiha located?
- Magdi Messiha's practice location on file with NPPES is 355 Placentia Ave, Newport Beach, CA 92663-3311.
- What is Magdi Messiha's phone number?
- The practice phone number listed in the NPPES registry for Magdi Messiha is (949) 646-4355.
- Does Magdi Messiha accept Medicare?
- Magdi Messiha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Magdi Messiha's NPI active?
- Yes — Magdi Messiha's NPI (1346269370) is active in the NPPES registry as of the last update on 2010-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.