NPPES file of Aug 9, 2026

Abdullah Ibish, MD

Neurology Physician · Fountain Valley, CA

Abdullah Ibish, MD is a neurology physician with a practice address in Fountain Valley, California, and NPI 1154783397, issued on Mar 27, 2016. Check the license (California A168155, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154783397
Name
Abdullah Ibish
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
A168155 CA
31762 MS
Self-reported in NPPES; status is on the state search
Practice location
17360 Brookhurst St, Fountain Valley, CA 92708
Phone
(662) 772-4000
Enumerated
Mar 27, 2016
Record last updated
Aug 15, 2024
Fax
(901) 227-3206
Medicare enrollment
Enrolled (PECOS I20210511000120); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 17360 Brookhurst St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gail Frances Liezl Abcede, M.D.Internal Medicine Physician1902216872
  2. Dustin ArbuckleClinical Social Worker1528715547
  3. Behnaz Babaknia, PA-CPhysician Assistant1992275093
  4. Brett BatesStudent in an Organized Health Care Education/Training Program1609315134
  5. Gina Bell, M.D.Family Medicine Physician1750589032
  6. Michael Benefiel, M.D.Internal Medicine Physician1861855827

Verify Abdullah Ibish in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A168155
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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97% fewer Medicare Part D claims than the average neurology physician in 2024

42 Medicare Part D claims for 11 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Abdullah Ibish42
  2. Specialty average1,370

Most prescribed

  1. Amitriptyline Hcl14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 88 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.6
  2. Costout of 100 · 30%58.4
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $165.83

3 payments; by number, the most common kind was food and beverage; the largest payer was Fisher & Paykel Healthcare Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Abdullah Ibish$165.83
  2. Specialty average$8,318.07

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Memorialcare Medical FoundationCosta Mesa, CA
  2. Riiid Medical Group Irvine IncIrvine, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Abdullah Ibish among 2,339 neurology physician records in California

Abdullah Ibish, MD is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 78% of them.

  • NPI issued2016 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2016 · median 2006 among the 1,628 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Martin Backman, M.D.Santa Ana, CA 927081699738385
  2. Tim Lai, M.D.Fountain Valley, CA 927081295094324
  3. Mehrdad Mahdad, M.D.Fountain Valley, CA 927081225092190
  4. Deepmala Nandanwar, M.D.Fountain Valley, CA 927081942685094
  5. Duke Phan, MDFountain Valley, CA 927081437352630
  6. Scott Shoemaker, MDFountain Valley, CA 927081881632784
  7. Daniel Truong, M.D.Fountain Valley, CA 927081992720916
  8. Kong Truong, M.D.Fountain Valley, CA 927081023329125

Common questions

What is Abdullah Ibish, MD's NPI number?

Abdullah Ibish, MD's National Provider Identifier (NPI) is 1154783397, issued on Mar 27, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Abdullah Ibish, MD located?

The NPPES record lists a practice address at 17360 Brookhurst St, Fountain Valley, CA, 92708. Phone: (662) 772-4000. Providers update this record themselves, so call before visiting.

How can I verify Abdullah Ibish, MD's license?

NPPES lists California license number A168155, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Abdullah Ibish, MD prescribe under Medicare Part D?

In 2024, Abdullah Ibish, MD had 42 Medicare Part D claims for 11 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Abdullah Ibish, MD's MIPS final score?

The 2023 MIPS final score is 88 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.