Dr. Sameh Refat Gaballa, MD

  • Tampa, FL
  • Internist
NPI1659534238PAC ID3779706817
Medicare services, 2024
256
Medicare patients, 2024
147
Part D claims, 2024
270
Publications
32
Clinical trials
2
Practice address
12902 Magnolia Dr, Tampa, FL 33612
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Moffitt Cancer Hospital

Hospital · Tampa, Florida

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Dr. Sameh Refat Gaballa is an internist in Tampa, Florida

Dr. Gaballa practices at Moffitt Cancer Hospital in Tampa, Florida, part of Moffitt Cancer Center.

Dr. Gaballa's NPI, 1659534238, was assigned on July 3, 2008. Dr. Gaballa graduated from Ain Shams University Faculty of Medicine in 2002. Dr. Gaballa's Pennsylvania license number on file is MD444821.

NPI and contact details
Medicare PAC ID
3779706817
NPI enumeration date
July 3, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2002

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Sameh Refat Gaballa practices at Moffitt Cancer Hospital in Tampa, Florida

Dr. Gaballa's primary practice is Moffitt Cancer Hospital, at 12902 Magnolia Dr, Tampa, FL 33612.

Source: Dmand AI Affiliation Data

Dr. Sameh Refat Gaballa is affiliated with 2 sites of care and 2 medical groups

Dr. Gaballa's primary practice is Moffitt Cancer Hospital in Tampa, Florida, part of Moffitt Cancer Center. The medical group on file is Moffitt Cancer Center. Dmand AI also links Dr. Gaballa to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Gaballa

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Sameh Refat Gaballa's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gaballa practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Moffitt Cancer HospitalAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sameh Refat Gaballa is one of 9,009 internists in Florida

Internal medicine is Dr. Gaballa's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gaballa is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Gaballa's licenses on file in 5 states: Pennsylvania, Florida, Texas, Delaware and New Jersey.

Specialties and state licenses

  • Internal medicine, PennsylvaniaPrimaryLicense MT192010 · 2008 to 2022 · taxonomy 207R00000X
  • Florida license2019 to 2026
  • Texas license2013 to 2023
  • Delaware license2017 to 2021
  • New Jersey license2017 to 2021

Clinical focus

Dmand AI lists anemia, chronic anemia, chronic leukemia, lymphoma, multiple myeloma and neutropenia among the conditions Dr. Gaballa treats.

Internists near Dr. Gaballa

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. Sameh Refat Gaballa billed Medicare for 256 services in 2024

CMS data shows 256 Medicare services from Dr. Gaballa across 5 procedure codes in 2024, for 147 Medicare patients. Medicare paid $24,769 for them.

Medicare services, 2024256
Medicare patients147
Paid by Medicare$24,769
Procedure codes5

Dr. Gaballa's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2372024: 2322%
Other services
2023: 02024: 24

Where Dr. Gaballa's Medicare services took place, 2024

  • In an office249%
  • In a facility23291%

Dr. Gaballa compared with the Florida median for internists, 2024

  • Dr. Gaballa
  • Florida median
Medicare services
256vs 55554% below
Medicare patients
147vs 21532% below
Part D claims
162vs 46665% below

Medians across 8,488 internists in Florida with Dmand AI profiles that report each measure.

Dr. Gaballa'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. Sameh Refat Gaballa treated 147 Medicare patients in 2024, average age 74

CMS counts 147 Medicare patients who saw Dr. Gaballa in 2024. The largest group is 65 to 74, with 75 patients. 75% of them have high cholesterol, and 66% have high blood pressure. Their average risk score is 1.93, 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. Gaballa's median patient age at 69, with 41% women.

Medicare patients, 2024147
Average age74
Average risk score1.93

Dr. Gaballa's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Gaballa's Medicare patients by sex, 2024

  • Women5940%
  • Men8860%

Chronic conditions among Dr. Gaballa's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure66%
  3. Arthritis43%
  4. Ischemic heart disease37%
  5. Cancer29%
  6. Anxiety27%
  7. Chronic kidney disease25%
  8. Atrial fibrillation22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Gaballa's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women41%
  • Men57%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Sameh Refat Gaballa wrote 270 Medicare Part D claims in 2024

In 2024, Dr. Gaballa wrote 270 Medicare Part D claims for 58 patients. 64% of them were for generic drugs. CMS names the drug for 162 of them, across 5 drugs with 11 or more claims each, at $1,124,689 in total drug cost. In 2023, CMS named 111 claims across 6 drugs.

Part D claims, 2024270
Drugs named by CMS5
Total drug cost$1.1M
Part D patients58

Dr. Gaballa's Part D claims by kind of drug, 2024

  • Generic173 claims64%
  • Brand-name97 claims36%

Dr. Gaballa'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. Gaballa's Part D claims, 2024

  • Antibiotics8%21 of 270 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: 1112024: 16246%

Drugs named by CMS: 5 in 2024, 6 in 2023.

See all prescribing by Dr. Gaballa

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. Sameh Refat Gaballa offers telehealth to Medicare patients

Dr. Gaballa accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gaballa as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Sameh Refat Gaballa has 32 publications on record

Dmand AI links 32 papers to Dr. Gaballa, published from 2014 to 2024. 2017 was the busiest year, with 7. The most frequent topics are Hematopoietic Stem Cell Transplantation, Antineoplastic Combined Chemotherapy Protocols and Allografts. Dr. Gaballa has published most often in Biol Blood Marrow Transplant. Dr. Gaballa's most frequent co-authors are Richard E. Champlin, MD, Julio C. Chavez, MD and Chitra Hosing, MD.

Papers32
Years published2014 to 2024

Dr. Gaballa's papers by year, 2014 to 2024

Topics Dr. Gaballa writes about most

  • Hematopoietic Stem Cell Transplantation
  • Antineoplastic Combined Chemotherapy Protocols
  • Allografts
  • Leukemia, Myeloid, Acute
  • Antineoplastic Agents
  • Cyclophosphamide
  • Immunotherapy, Adoptive
  • Leukemia, Lymphocytic, Chronic, B-Cell

Dr. Gaballa's most frequent co-authors

Recent publications by Dr. Gaballa

See all 32 publications and co-authors

See who Dr. Gaballa researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gaballa works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Sameh Refat Gaballa has worked on 2 clinical trials

Dmand AI links Dr. Gaballa to 2 clinical trials. 2 are still active or recruiting. Conditions studied include Lymphoma, Follicular, Lymphoma, B-Cell, Marginal Zone and Lymphoma, Non-Hodgkin.

Conditions in Dr. Gaballa's trials

  • Lymphoma, Follicular
  • Lymphoma, B-Cell, Marginal Zone
  • Lymphoma, Non-Hodgkin

Investigators on the most trials with Dr. Gaballa

Recent clinical trials with Dr. Gaballa

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Sameh Refat Gaballa received $237,950 in industry payments from 2017 to 2025

CMS Open Payments shows 207 general payments to Dr. Gaballa from 24 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 45% of the total. ADC Therapeutics America, Inc. paid the most, $60,433.

General payments to Dr. Gaballa by program year, 2017 to 2025

General payments to Dr. Gaballa by kind, 2017 to 2025

$238Kin total
  • Consulting fees$106,94245%
  • Speaker and faculty fees$90,12638%
  • Travel and lodging$20,3459%
  • Honoraria$15,5757%
  • Other$4,9622%

Companies that paid Dr. Gaballa the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Gaballa

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Sameh Refat Gaballa has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Gaballa, most recently Trainee Travel Award in 2014.

Awards and honors for Dr. Gaballa

  1. 2014
    • Trainee Travel Award
    • Trainee Travel Fellowship Award
  2. 1999
    • Best study' in public health department

Source: Dmand AI Professional Profile Data

Dr. Sameh Refat Gaballa graduated from Ain Shams University Faculty of Medicine

Dr. Gaballa graduated from Ain Shams University Faculty of Medicine in 2002.

  1. Medical schoolAin Shams University Faculty of Medicine
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Sameh Refat Gaballa accepts plans from 10 insurance carriers

Dr. Gaballa is in network with 10 carriers, including Excellus BlueCross BlueShield, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Excellus BlueCross BlueShield
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Molina
  • Alliant Health Plans
  • Amerihealth Caritas
  • Blue Cross and Blue Shield of Kansas City
  • +2 more carriersWith a free account

Plan types Dr. Gaballa accepts, by number of carriers

  1. HMO6
  2. Medicare5
  3. POS4
  4. PPO4
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Sameh Refat Gaballa's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Sameh Refat Gaballa

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. Sameh Refat Gaballa's NPI number?

Dr. Sameh Refat Gaballa's NPI number is 1659534238. It was assigned on July 3, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Sameh Refat Gaballa?

Dr. Sameh Refat Gaballa is an internist in Tampa, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Sameh Refat Gaballa practice?

Dr. Gaballa practices at 12902 Magnolia Dr, Tampa, FL 33612. Dr. Gaballa's primary practice is Moffitt Cancer Hospital in Tampa, Florida, part of Moffitt Cancer Center. Dmand AI also links Dr. Gaballa to 1 group practice or clinic and 1 medical group.

What is Dr. Sameh Refat Gaballa's medical license number?

Dr. Gaballa's Pennsylvania license number on file is MD444821, one of the licenses on file in 5 states.

Which states has Dr. Sameh Refat Gaballa been licensed in?

Dmand AI has state licenses on file for Dr. Gaballa in Pennsylvania (2008 to 2022), Florida (2019 to 2026), Texas (2013 to 2023), Delaware (2017 to 2021) and New Jersey (2017 to 2021).

Which hospitals is Dr. Sameh Refat Gaballa affiliated with?

Dr. Gaballa practices at Moffitt Cancer Hospital in Tampa, Florida.

What medical group is Dr. Sameh Refat Gaballa part of?

Dr. Gaballa is linked to Moffitt Cancer Center. Dmand AI links Dr. Gaballa to 1 more medical group.

Does Dr. Sameh Refat Gaballa accept Medicare?

Yes. CMS data shows Dr. Gaballa billed Medicare for 256 services in 2024, and Dr. Gaballa accepts Medicare assignment.

Does Dr. Sameh Refat Gaballa offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Gaballa as offering telehealth services.

How many Medicare patients does Dr. Sameh Refat Gaballa see?

CMS counts 147 Medicare patients who saw Dr. Gaballa in 2024, with an average age of 74.

Show 9 more questionsShow fewer questions

Is Dr. Sameh Refat Gaballa board certified?

Yes. Dr. Gaballa is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Sameh Refat Gaballa bill to Medicare?

In 2024, Dr. Gaballa's most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and office visit, new patient (99205).

Where did Dr. Sameh Refat Gaballa go to medical school?

Dr. Gaballa graduated from Ain Shams University Faculty of Medicine in 2002.

What drugs does Dr. Sameh Refat Gaballa prescribe most?

In 2024 Medicare Part D data, Dr. Gaballa's most prescribed drugs by claims were Brukinsa, Acyclovir and Lenalidomide.

Has Dr. Sameh Refat Gaballa received payments from drug or device companies?

CMS Open Payments shows $237,950 in general payments to Dr. Gaballa from 24 companies from 2017 to 2025. The largest total came from ADC Therapeutics America, Inc.

How long has Dr. Sameh Refat Gaballa been practicing?

Dr. Gaballa graduated from medical school in 2002, 24 years ago.

Does Dr. Sameh Refat Gaballa do research?

Dmand AI links 32 publications to Dr. Gaballa, published from 2014 to 2024. Dr. Gaballa has worked on 2 clinical trials.

Who does Dr. Sameh Refat Gaballa publish with?

Dr. Gaballa's most frequent co-authors are Richard E. Champlin, MD (8 shared papers), Julio C. Chavez, MD (7 shared papers) and Chitra Hosing, MD (7 shared papers).

What insurance does Dr. Sameh Refat Gaballa accept?

Dr. Gaballa is in network with 10 carriers, including Excellus BlueCross BlueShield, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 6. Check the plan with the practice before a visit.

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