Doctor profile · Federal record

Dr. Magdi Messiha, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Newport Beach, CA

  • NPI 1346269370
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
355 Placentia Ave, Suite 201
Newport Beach, CA 926633311
(949) 646-4355
fax (949) 646-4590
Mailing address
16 Indiana
Irvine, CA 926061733

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 5, 2010
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A63313

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346269370. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,350
Distinct HCPCS
7
Medicare allowed
$131,201
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 550 30 $83
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 302 53 $79
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 259 46 $114
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 95 48 $114
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 70 63 $193
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 43 12 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 31 27 $137

In context: peer comparison

Among 25 peers in Newport Beach Internal Medicine Physician, average services per provider: 357. This provider delivers 3.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,090
Patients
192
Total drug cost
$33,939
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 272 27 $2,731
Gabapentin Generic 191 17 $2,021
Amlodipine Besylate Generic 187 21 $1,038
Famotidine Generic 184 18 $1,431
Metoprolol Tartrate Generic 165 18 $1,044
Memantine Hcl Generic 158 16 $6,585
Levetiracetam Generic 118 14 $2,232
Tamsulosin Hcl Generic 118 0 $1,515
Metformin Hcl Generic 117 15 $899
Donepezil Hcl Generic 110 11 $1,201

Frequently asked questions

Auto-generated from federal data
What is Dr. Magdi Messiha's medical specialty?
Dr. Magdi Messiha practices Internal Medicine Physician in Newport Beach, CA.
Where does Dr. Magdi Messiha practice?
Dr. Magdi Messiha practices at 355 Placentia Ave, Newport Beach, CA 926633311. Office phone: 9496464355.
What is Dr. Magdi Messiha's NPI?
Dr. Magdi Messiha's National Provider Identifier (NPI) is 1346269370, issued by NPPES.
Does Dr. Magdi Messiha accept Medicare assignment?
Yes. Dr. Magdi Messiha accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Magdi Messiha commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.