Doctor profile · Federal record

Dr. Maryanne Ibrahim, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Fountain Valley, CA

  • NPI 1053846790
  • Accepts Medicare
  • MIPS 75.3 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
17360 Brookhurst St
Fountain Valley, CA 927083720
(714) 665-4614
fax (714) 665-1797

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
August 1, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A171435

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053846790. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
476
Distinct HCPCS
3
Medicare allowed
$49,959
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 318 113 $82
99239 Hospital discharge day management, more than 30 minutes 81 79 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 77 76 $182

In context: peer comparison

Among 36 peers in Fountain Valley Internal Medicine Physician, average services per provider: 345. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
72
Patients
71
Total drug cost
$370
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 18 18 $105
Furosemide Generic 17 17 $57
Pantoprazole Sodium Generic 13 13 $118
Levofloxacin Generic 12 12 $38
Metoprolol Tartrate Generic 12 11 $52

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maryanne Ibrahim's medical specialty?
Dr. Maryanne Ibrahim practices Internal Medicine Physician in Fountain Valley, CA.
Where does Dr. Maryanne Ibrahim practice?
Dr. Maryanne Ibrahim practices at 17360 Brookhurst St, Fountain Valley, CA 927083720. Office phone: 7146654614.
What is Dr. Maryanne Ibrahim's NPI?
Dr. Maryanne Ibrahim's National Provider Identifier (NPI) is 1053846790, issued by NPPES.
Does Dr. Maryanne Ibrahim accept Medicare assignment?
Yes. Dr. Maryanne Ibrahim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maryanne Ibrahim commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.