Dr. Ghassan Issaaf Gholmieh, MD
- Medicare services, 2024
- 12
- Medicare patients, 2024
- 14
- Part D claims, 2024
- 1,633
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 9333 Imperial Highway, Downey, CA 90242
- Practice phone
- Call (562) 461-6007
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Ghassan Issaaf Gholmieh is an internist in Downey, California
Dr. Gholmieh practices at Downey Medical Center in Downey, California, part of Kaiser Permanente.
Dr. Gholmieh's NPI, 1164599064, was assigned on November 29, 2006. Dr. Gholmieh holds California license A89141.
- NPI
- 1164599064NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527086941
- NPI enumeration date
- November 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 461-6007
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ghassan Issaaf Gholmieh practices at Downey Medical Center in Downey, California
Dr. Gholmieh's primary practice is Downey Medical Center, at 9333 Imperial Highway, Downey, CA 90242 in Los Angeles County. The practice phone is (562) 461-6007.
- Downey Medical Center9333 Imperial Highway, Downey, CA 90242 · Los Angeles CountyPhone(562) 461-6007
Source: Dmand AI Affiliation Data
Dr. Ghassan Issaaf Gholmieh is affiliated with 3 sites of care and 1 medical group
Dr. Gholmieh's primary practice is Downey Medical Center in Downey, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Gholmieh to 1 more breast imaging center and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ghassan Issaaf Gholmieh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gholmieh practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Downey Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ghassan Issaaf Gholmieh is one of 16,751 internists in California
Internal medicine is Dr. Gholmieh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gholmieh is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Gholmieh
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ghassan Issaaf Gholmieh billed Medicare for 12 services in 2024
CMS data shows 12 Medicare services from Dr. Gholmieh across 1 procedure code in 2024, for 14 Medicare patients. Medicare paid $1,248 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gholmieh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 232024: 1248%
Dr. Gholmieh compared with the California median for internists, 2024
- Dr. Gholmieh
- California median
- Medicare services
- 12vs 36197% below
- Medicare patients
- 14vs 15191% below
- Part D claims
- 1,202vs 4212.9 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Gholmieh's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ghassan Issaaf Gholmieh treated 14 Medicare patients in 2024, average age 69
CMS counts 14 Medicare patients who saw Dr. Gholmieh in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.84, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Gholmieh's median patient age at 67, with 58% women.
Chronic conditions among Dr. Gholmieh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gholmieh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ghassan Issaaf Gholmieh wrote 1,633 Medicare Part D claims in 2024
In 2024, Dr. Gholmieh wrote 1,633 Medicare Part D claims for 557 patients. 90% of them were for generic drugs. CMS names the drug for 1,202 of them, across 41 drugs with 11 or more claims each, at $33,435 in total drug cost. In 2023, CMS named 1,322 claims across 44 drugs.
Dr. Gholmieh's Part D claims by kind of drug, 2024
- Generic1,465 claims90%
- Brand-name154 claims9%
- Other14 claims1%
Dr. Gholmieh's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Gholmieh's Part D claims, 2024
- Opioids6%106 of 1,633 claims
- Antibiotics15%248 of 1,633 claims
- Antipsychotics, patients 65 and over2%32 of 1,633 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3222024: 1,2029%
Drugs named by CMS: 41 in 2024, 44 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Ghassan Issaaf Gholmieh takes part in Medicare
Dr. Gholmieh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Ghassan Issaaf Gholmieh's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ghassan Issaaf Gholmieh
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What is Dr. Ghassan Issaaf Gholmieh's NPI number?
Dr. Ghassan Issaaf Gholmieh's NPI number is 1164599064. It was assigned on November 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ghassan Issaaf Gholmieh?
Dr. Ghassan Issaaf Gholmieh is an internist in Downey, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ghassan Issaaf Gholmieh practice?
Dr. Gholmieh practices at 9333 Imperial Highway, Downey, CA 90242. Dr. Gholmieh's primary practice is Downey Medical Center in Downey, California, part of Kaiser Permanente. Dmand AI also links Dr. Gholmieh to 1 breast imaging center and 1 group practice or clinic.
What is Dr. Ghassan Issaaf Gholmieh's office phone number?
The practice phone on file for Dr. Gholmieh is (562) 461-6007.
What is Dr. Ghassan Issaaf Gholmieh's medical license number?
Dr. Gholmieh holds California license A89141.
Which hospitals is Dr. Ghassan Issaaf Gholmieh affiliated with?
Dr. Gholmieh practices at Downey Medical Center in Downey, California.
What medical group is Dr. Ghassan Issaaf Gholmieh part of?
Dr. Gholmieh is linked to Southern California Permanente Medical Group.
Does Dr. Ghassan Issaaf Gholmieh accept Medicare?
Yes. CMS data shows Dr. Gholmieh billed Medicare for 12 services in 2024, and Dr. Gholmieh accepts Medicare assignment.
How many Medicare patients does Dr. Ghassan Issaaf Gholmieh see?
CMS counts 14 Medicare patients who saw Dr. Gholmieh in 2024, with an average age of 69.
What services does Dr. Ghassan Issaaf Gholmieh bill to Medicare?
In 2024, Dr. Gholmieh's most billed Medicare services were hospital inpatient care (99222).
What drugs does Dr. Ghassan Issaaf Gholmieh prescribe most?
In 2024 Medicare Part D data, Dr. Gholmieh's most prescribed drugs by claims were Cefpodoxime Proxetil, Ondansetron HCl and Amlodipine Besylate.
How long has Dr. Ghassan Issaaf Gholmieh been practicing?
Dr. Gholmieh graduated from medical school in 1998, 28 years ago.
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