Clin Lymphoma Myeloma Leuk
Dr. Gibran Hamid Mahmud, MD
- Medicare services, 2024
- 366,882
- Medicare patients, 2024
- 991
- Part D claims, 2024
- 2,787
- Publications
- 2
- MIPS score, 2024
- 100
- Practice address
- 4215 State Rte 159, Glen Carbon, IL 62034
- Practice phone
- Call (618) 263-4337
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Oakview Heights Cont. Care & Rehab
Glen Carbon, Illinois
Find Dr. Mahmud's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gibran Hamid Mahmud is a hematologist and oncologist in Glen Carbon, Illinois
Dr. Mahmud practices at Oakview Heights Cont. Care & Rehab in Glen Carbon, Illinois.
Dr. Mahmud's NPI, 1518132489, was assigned on April 23, 2008. Dr. Mahmud holds Missouri license 2011020105.
- NPI
- 1518132489NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901077593
- NPI enumeration date
- April 23, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (618) 263-4337
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gibran Hamid Mahmud practices at Oakview Heights Cont. Care & Rehab in Glen Carbon, Illinois
Dr. Mahmud's primary practice is Oakview Heights Cont. Care & Rehab, at 4215 State Rte 159, Glen Carbon, IL 62034 in Madison County. The practice phone is (618) 263-4337.
- Oakview Heights Cont. Care & Rehab4215 State Rte 159, Glen Carbon, IL 62034 · Madison CountyPhone(618) 263-4337
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gibran Hamid Mahmud is affiliated with 9 sites of care and 1 medical group
Dr. Mahmud's primary practice is Oakview Heights Cont. Care & Rehab in Glen Carbon, Illinois. Dr. Mahmud is also affiliated with HSHS St. Elizabeth's Hospital. The medical group on file is Cancer Care Specialists of IL. Dmand AI also links Dr. Mahmud to 4 more hospitals, 1 group practice or clinic, 1 hospice and 1 skilled nursing facility, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Gibran Hamid Mahmud's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mahmud practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oakview Heights Cont. Care & Rehab | Available with a free account |
| +8 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gibran Hamid Mahmud is one of 563 hematologists and oncologists in Illinois
Hematology and oncology is Dr. Mahmud's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Mahmud is licensed in Missouri.
Specialties and state licenses
- Hematology and oncology, MissouriPrimary
Hematologists and oncologists near Dr. Mahmud
Counts of hematologists and oncologists 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. Gibran Hamid Mahmud billed Medicare for 366,882 services in 2024
CMS data shows 366,882 Medicare services from Dr. Mahmud across 85 procedure codes in 2024, for 991 Medicare patients. Medicare paid $2,994,009 for them.
Dr. Mahmud's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 253,3282024: 274,5988%
- Other services
- 2023: 27,0812024: 71,208163%
- Lab and pathology
- 2023: 7,6402024: 9,09419%
- Tests and treatments
- 2023: 6,5022024: 6,8866%
- Office and hospital visits
- 2023: 3,5222024: 3,5441%
- Surgery
- 2023: 1,3382024: 1,53315%
- Imaging
- 2023: 02024: 19
Where Dr. Mahmud's Medicare services took place, 2024
- In an office366,778100%
- In a facility1040%
Dr. Mahmud compared with the Illinois median for hematologists and oncologists, 2024
- Dr. Mahmud
- Illinois median
- Medicare services
- 366,882vs 1,056347.4 times
- Medicare patients
- 991vs 2823.5 times
- Part D claims
- 2,444vs 3287.5 times
Medians across 547 hematologists and oncologists in Illinois with Dmand AI profiles that report each measure.
Dr. Mahmud'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. Gibran Hamid Mahmud treated 991 Medicare patients in 2024, average age 74
CMS counts 991 Medicare patients who saw Dr. Mahmud in 2024. The largest group is 65 to 74, with 385 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 25% are also on Medicaid. Their average risk score is 1.87, 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. Mahmud's median patient age at 74, with 60% women.
Dr. Mahmud's Medicare patients by age, 2024
Dr. Mahmud's Medicare patients by sex, 2024
- Women58459%
- Men40741%
Chronic conditions among Dr. Mahmud's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Arthritis49%
- Cancer46%
- Diabetes38%
- Chronic kidney disease34%
- Ischemic heart disease32%
- COPD29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mahmud's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gibran Hamid Mahmud wrote 2,787 Medicare Part D claims in 2024
In 2024, Dr. Mahmud wrote 2,787 Medicare Part D claims for 399 patients. 80% of them were for generic drugs. CMS names the drug for 2,444 of them, across 60 drugs with 11 or more claims each, at $4,808,222 in total drug cost. In 2023, CMS named 2,320 claims across 65 drugs.
Dr. Mahmud's Part D claims by kind of drug, 2024
- Generic2,239 claims80%
- Brand-name and other548 claims20%
Dr. Mahmud'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. Mahmud's Part D claims, 2024
- Opioids10%286 of 2,787 claims
- Antibiotics3%85 of 2,787 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: 2,3202024: 2,4445%
Drugs named by CMS: 60 in 2024, 65 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
Dr. Gibran Hamid Mahmud scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Mahmud for performance year 2024, reported as part of a group. Dr. Mahmud accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mahmud as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Mahmud's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gibran Hamid Mahmud has 2 publications on record
Dmand AI links 2 papers to Dr. Mahmud, published from 2013 to 2014. Dr. Mahmud's most frequent co-authors are Mark Joseph Fesler, MD and Bahar Bastani, MD.
Dr. Mahmud's most frequent co-authors
Recent publications by Dr. Mahmud
See who Dr. Mahmud researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mahmud works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gibran Hamid Mahmud received $26,522 in industry payments from 2016 to 2025
CMS Open Payments shows 1,534 general payments to Dr. Mahmud from 78 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Novartis Pharmaceuticals Corporation paid the most, $3,021.
General payments to Dr. Mahmud by program year, 2016 to 2025
General payments to Dr. Mahmud by kind, 2016 to 2025
- Food and beverage$25,72197%
- Education$6512%
- Honoraria$1501%
Companies that paid Dr. Mahmud the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gibran Hamid Mahmud's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Gibran Hamid Mahmud
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Gibran Hamid Mahmud's NPI number?
Dr. Gibran Hamid Mahmud's NPI number is 1518132489. It was assigned on April 23, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Gibran Hamid Mahmud?
Dr. Gibran Hamid Mahmud is a hematologist and oncologist in Glen Carbon, Illinois. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Gibran Hamid Mahmud practice?
Dr. Mahmud practices at 4215 State Rte 159, Glen Carbon, IL 62034. Dr. Mahmud's primary practice is Oakview Heights Cont. Care & Rehab in Glen Carbon, Illinois. Dmand AI also links Dr. Mahmud to 4 hospitals, 1 group practice or clinic, 1 hospice and 1 skilled nursing facility.
What is Dr. Gibran Hamid Mahmud's office phone number?
The practice phone on file for Dr. Mahmud is (618) 263-4337.
What is Dr. Gibran Hamid Mahmud's medical license number?
Dr. Mahmud holds Missouri license 2011020105.
Which hospitals is Dr. Gibran Hamid Mahmud affiliated with?
Dr. Mahmud is affiliated with HSHS St. Elizabeth's Hospital. Dmand AI links Dr. Mahmud to 4 more hospitals.
What medical group is Dr. Gibran Hamid Mahmud part of?
Dr. Mahmud is linked to Cancer Care Specialists of IL.
Does Dr. Gibran Hamid Mahmud accept Medicare?
Yes. CMS data shows Dr. Mahmud billed Medicare for 366,882 services in 2024, and Dr. Mahmud accepts Medicare assignment.
Does Dr. Gibran Hamid Mahmud offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mahmud as offering telehealth services.
What is Dr. Gibran Hamid Mahmud's MIPS score?
Dr. Mahmud's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Gibran Hamid Mahmud see?
CMS counts 991 Medicare patients who saw Dr. Mahmud in 2024, with an average age of 74.
What services does Dr. Gibran Hamid Mahmud bill to Medicare?
In 2024, Dr. Mahmud's most billed Medicare services were injected or infused drug (J1439), medicare temporary code (Q5125) and injected or infused drug (J9299).
What drugs does Dr. Gibran Hamid Mahmud prescribe most?
In 2024 Medicare Part D data, Dr. Mahmud's most prescribed drugs by claims were Anastrozole, Ondansetron HCl and Prochlorperazine Maleate.
Has Dr. Gibran Hamid Mahmud received payments from drug or device companies?
CMS Open Payments shows $26,522 in general payments to Dr. Mahmud from 78 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Gibran Hamid Mahmud been practicing?
Dr. Mahmud graduated from medical school in 2008, 18 years ago.
Does Dr. Gibran Hamid Mahmud do research?
Dmand AI links 2 publications to Dr. Mahmud, published from 2013 to 2014.
Who does Dr. Gibran Hamid Mahmud publish with?
Dr. Mahmud's most frequent co-authors are Mark Joseph Fesler, MD (2 shared papers) and Bahar Bastani, MD (1 shared paper).
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