Dr. Isaac Gammal, MD
- Medicare services, 2024
- 1,672
- Medicare patients, 2024
- 446
- Part D claims, 2024
- 257
- Publications
- 7
- MIPS score, 2024
- 75
- Practice address
- 6010 Bay Parkway, Brooklyn, NY 11204
- Practice phone
- Call (718) 232-1749
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Brooklyn Surgery Center
Surgery Center - Medicare-Certified · Brooklyn, New York
Find Dr. Gammal's professional email, personal email and mobile number
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Dr. Isaac Gammal is an orthopedic surgeon in Brooklyn, New York
Dr. Gammal practices at Brooklyn Surgery Center in Brooklyn, New York.
Dr. Gammal's NPI, 1811342991, was assigned on April 26, 2016. Dr. Gammal graduated from New York University School of Medicine in 2016. Dr. Gammal holds New York license 309657.
- NPI
- 1811342991NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204170509
- NPI enumeration date
- April 26, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 232-1749
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Isaac Gammal practices at Brooklyn Surgery Center in Brooklyn, New York
Dr. Gammal's primary practice is Brooklyn Surgery Center, at 6010 Bay Parkway, Brooklyn, NY 11204. The practice phone is (718) 232-1749.
- Brooklyn Surgery Center6010 Bay Parkway, Brooklyn, NY 11204Phone(718) 232-1749
Source: Dmand AI Affiliation Data
Dr. Isaac Gammal is affiliated with 4 sites of care and 2 medical groups
Dr. Gammal's primary practice is Brooklyn Surgery Center in Brooklyn, New York. Dr. Gammal is also affiliated with Maimonides Medical Center. The medical group on file is Maimonides Medical Center. Dmand AI also links Dr. Gammal to 1 more hospital, 1 group practice or clinic and 1 medical group, 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. Isaac Gammal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gammal practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brooklyn Surgery Center | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Isaac Gammal is one of 1,151 orthopedic surgeons in New York
Orthopaedic surgery is Dr. Gammal's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Gammal is licensed in New York.
Specialties and state licenses
- Orthopaedic surgery, New YorkPrimary
Orthopedic surgeons near Dr. Gammal
Counts of orthopedic surgeons 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. Isaac Gammal billed Medicare for 1,672 services in 2024
CMS data shows 1,672 Medicare services from Dr. Gammal across 21 procedure codes in 2024, for 446 Medicare patients. Medicare paid $126,614 for them.
Dr. Gammal's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 4222024: 59541%
- Office and hospital visits
- 2023: 4952024: 56715%
- Surgery
- 2023: 1712024: 26153%
- Drugs given in the office
- 2023: 1912024: 24930%
Where Dr. Gammal's Medicare services took place, 2024
- In an office1,64899%
- In a facility241%
Dr. Gammal compared with the New York median for orthopedic surgeons, 2024
- Dr. Gammal
- New York median
- Medicare services
- 1,672vs 7262.3 times
- Medicare patients
- 446vs 23689% above
- Part D claims
- 212vs 732.9 times
Medians across 1,081 orthopedic surgeons in New York with Dmand AI profiles that report each measure.
Dr. Gammal'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. Isaac Gammal treated 446 Medicare patients in 2024, average age 76
CMS counts 446 Medicare patients who saw Dr. Gammal in 2024. The largest group is 65 to 74, with 179 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gammal's median patient age at 52, with 53% women.
Dr. Gammal's Medicare patients by age, 2024
Dr. Gammal's Medicare patients by sex, 2024
- Women27662%
- Men17038%
Chronic conditions among Dr. Gammal's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis72%
- Diabetes57%
- Ischemic heart disease36%
- Mood disorders26%
- Anxiety25%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gammal's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Isaac Gammal wrote 257 Medicare Part D claims in 2024
In 2024, Dr. Gammal wrote 257 Medicare Part D claims for 196 patients. 100% of them were for generic drugs. CMS names the drug for 212 of them, across 3 drugs with 11 or more claims each, at $2,867 in total drug cost. In 2023, CMS named 218 claims across 4 drugs.
Dr. Gammal'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. Gammal's Part D claims, 2024
- Opioids5%12 of 257 claims
- Antibiotics6%16 of 257 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: 2182024: 2123%
Drugs named by CMS: 3 in 2024, 4 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. Isaac Gammal scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Gammal for performance year 2024, reported as part of a group. Dr. Gammal accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper limb (arm) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Isaac Gammal has 7 publications on record
Dmand AI links 7 papers to Dr. Gammal, published from 2015 to 2020. 2020 was the busiest year, with 2. The most frequent topics are Japan and Radiography. Dr. Gammal's most frequent co-authors are Christopher P. Ames, MD, Frank Johann Schwab, MD and John Alex Bendo, MD.
Dr. Gammal's papers by year, 2015 to 2020
Topics Dr. Gammal writes about most
- Japan
- Radiography
Dr. Gammal's most frequent co-authors
- Christopher P. Ames, MD2 shared papers
- Frank Johann Schwab, MD2 shared papers
- John Alex Bendo, MD1 shared paper
Recent publications by Dr. Gammal
See who Dr. Gammal researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gammal works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Isaac Gammal received $1,996 in industry payments from 2022 to 2025
CMS Open Payments shows 17 general payments to Dr. Gammal from 5 drug and device companies from 2022 to 2025. Travel and lodging make up the largest share, 62% of the total. Suvon Surgical Llc paid the most, $839.
General payments to Dr. Gammal by program year, 2022 to 2025
General payments to Dr. Gammal by kind, 2022 to 2025
- Travel and lodging$1,23462%
- Food and beverage$76238%
Companies that paid Dr. Gammal the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Isaac Gammal graduated from New York University School of Medicine
Dr. Gammal graduated from New York University School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Isaac Gammal'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Isaac Gammal
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. Isaac Gammal's NPI number?
Dr. Isaac Gammal's NPI number is 1811342991. It was assigned on April 26, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Isaac Gammal?
Dr. Isaac Gammal is an orthopedic surgeon in Brooklyn, New York. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Isaac Gammal practice?
Dr. Gammal practices at 6010 Bay Parkway, Brooklyn, NY 11204. Dr. Gammal's primary practice is Brooklyn Surgery Center in Brooklyn, New York. Dmand AI also links Dr. Gammal to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Isaac Gammal's office phone number?
The practice phone on file for Dr. Gammal is (718) 232-1749.
What is Dr. Isaac Gammal's medical license number?
Dr. Gammal holds New York license 309657.
Which hospitals is Dr. Isaac Gammal affiliated with?
Dr. Gammal is affiliated with Maimonides Medical Center. Dmand AI links Dr. Gammal to 1 more hospital.
What medical group is Dr. Isaac Gammal part of?
Dr. Gammal is linked to Maimonides Medical Center. Dmand AI links Dr. Gammal to 1 more medical group.
Does Dr. Isaac Gammal accept Medicare?
Yes. CMS data shows Dr. Gammal billed Medicare for 1,672 services in 2024, and Dr. Gammal accepts Medicare assignment.
What is Dr. Isaac Gammal's MIPS score?
Dr. Gammal's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. Isaac Gammal see?
CMS counts 446 Medicare patients who saw Dr. Gammal in 2024, with an average age of 76.
Show 7 more questionsShow fewer questions
What services does Dr. Isaac Gammal bill to Medicare?
In 2024, Dr. Gammal's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99214) and diagnostic imaging (73130).
Where did Dr. Isaac Gammal go to medical school?
Dr. Gammal graduated from New York University School of Medicine in 2016.
What drugs does Dr. Isaac Gammal prescribe most?
In 2024 Medicare Part D data, Dr. Gammal's most prescribed drugs by claims were Meloxicam, Diclofenac Sodium and Methylprednisolone.
Has Dr. Isaac Gammal received payments from drug or device companies?
CMS Open Payments shows $1,996 in general payments to Dr. Gammal from 5 companies from 2022 to 2025. The largest total came from Suvon Surgical Llc.
How long has Dr. Isaac Gammal been practicing?
Dr. Gammal graduated from medical school in 2016, 10 years ago.
Does Dr. Isaac Gammal do research?
Dmand AI links 7 publications to Dr. Gammal, published from 2015 to 2020.
Who does Dr. Isaac Gammal publish with?
Dr. Gammal's most frequent co-authors are Christopher P. Ames, MD (2 shared papers), Frank Johann Schwab, MD (2 shared papers) and John Alex Bendo, MD (1 shared paper).
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