Marc Ghabbour, M.D.
Internal Medicine Physician · Glendora, CA
Marc Ghabbour, M.D. is an internal medicine physician with a practice address in Glendora, California, and NPI 1154702157, issued on Jun 16, 2015. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marc Ghabbour
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 081035 GA
TRN21395 FL
Self-reported in NPPES; status is on the state search - Practice location
- 552 W Foothill Blvd Ste 100, Glendora, CA 91741
- Phone
- (626) 335-4079
- Enumerated
- Jun 16, 2015
- Record last updated
- Dec 15, 2025
- Medicare enrollment
- Enrolled (PECOS I20220106002347); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Marc Ghabbour in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average internal medicine physician in 2024
9,677 Medicare Part D claims for 642 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 105 claims were for opioids.
Most prescribed
- Atorvastatin Calcium899 claims
- Famotidine367 claims
- Levothyroxine Sodium353 claims
- Losartan Potassium344 claims
- Metformin Hcl335 claims
- Amlodipine Besylate324 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.
Industry payments in 2024: $97.57
1 payment: food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Healthcare Partners Affiliates Medical GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marc Ghabbour among 17,696 internal medicine physician records in California
Marc Ghabbour, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 76% of them.
- NPI issued2015 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Glendora → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Raymundo Bautista, MDGlendora, CA 917411912099441
- Cristina Christopher, PACGlendora, CA 917411235378613
- Ibrahim Hanna, M.D.Glendora, CA 917411407898653
- Zhi-Wen Lu, M.D.Glendora, CA 917411578746582
- Galib Mirza, DOGlendora, CA 917411215518782
- Virginia Barrett, M.D.Glendora, CA 917401750474557
- Ihsan Hakimeh, MDGlendora, CA 917401407805153
- Ruth Hamad, M.D.Glendora, CA 917401619961703
Common questions
What is Marc Ghabbour, M.D.'s NPI number?
Marc Ghabbour, M.D.'s National Provider Identifier (NPI) is 1154702157, issued on Jun 16, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Marc Ghabbour, M.D. located?
The NPPES record lists a practice address at 552 W Foothill Blvd Ste 100, Glendora, CA, 91741. Phone: (626) 335-4079. Providers update this record themselves, so call before visiting.
How can I verify Marc Ghabbour, M.D.'s license?
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 Marc Ghabbour, M.D. prescribe under Medicare Part D?
In 2024, Marc Ghabbour, M.D. had 9,677 Medicare Part D claims for 642 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.