Dr. Joseph S. Gelbfish, MD

  • Brooklyn, NY
  • Cardiologist
NPI1417058165PAC ID8123142700
Medicare services, 2024
4,738
Medicare patients, 2024
328
Part D claims, 2024
5,831
Publications
7
Hospital affiliations
1
Practice address
506 Sixth Street, Brooklyn, NY 11215
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

New York-Presbyterian Hospital - Brooklyn HOPD

Acute Care Hospital outpatient department · Brooklyn, New York

See all 6 affiliations

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Dr. Joseph S. Gelbfish is a cardiologist in Brooklyn, New York

Dr. Gelbfish practices at New York-Presbyterian Hospital - Brooklyn HOPD in Brooklyn, New York.

Dr. Gelbfish's NPI, 1417058165, was assigned on September 26, 2006. Dr. Gelbfish graduated from New York University School of Medicine in 1980. Dr. Gelbfish's New York license number on file is 150961.

NPI and contact details
Medicare PAC ID
8123142700
NPI enumeration date
September 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
72
Medical school graduation
1980

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

Dr. Joseph S. Gelbfish practices at New York-Presbyterian Hospital - Brooklyn HOPD in Brooklyn, New York

Dr. Gelbfish's primary practice is New York-Presbyterian Hospital - Brooklyn HOPD, at 506 Sixth Street, Brooklyn, NY 11215.

  • New York-Presbyterian Hospital - Brooklyn HOPD
    506 Sixth Street, Brooklyn, NY 11215

Source: Dmand AI Affiliation Data

Dr. Joseph S. Gelbfish is affiliated with 4 sites of care and 2 medical groups

Dr. Gelbfish's primary practice is New York-Presbyterian Hospital - Brooklyn HOPD in Brooklyn, New York. Dr. Gelbfish is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. The medical group on file is NewYork-Presbyterian Medical Group/Westchester. Dmand AI also links Dr. Gelbfish to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Gelbfish

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Joseph S. Gelbfish's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gelbfish practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
New York-Presbyterian Hospital - Brooklyn HOPDAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Joseph S. Gelbfish is one of 2,265 cardiologists in New York

Cardiovascular disease is Dr. Gelbfish's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Gelbfish is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Gelbfish has a license on file in New York.

Specialties and state licenses

  • Cardiovascular disease, New YorkPrimaryLicense 150961 · 1982 to 2025 · taxonomy 207RC0000X

Clinical focus

Dmand AI lists aneurysm, angioplasty, atrial fibrillation and flutter, cardiac arrhythmia, cardiac catheterization, cardiomyopathy, chronic hypertension and chronic skin ulcer among the conditions Dr. Gelbfish treats.

Cardiologists near Dr. Gelbfish

Counts of cardiologists 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. Joseph S. Gelbfish billed Medicare for 4,738 services in 2024

CMS data shows 4,738 Medicare services from Dr. Gelbfish across 22 procedure codes in 2024, for 328 Medicare patients. Medicare paid $235,046 for them.

Medicare services, 20244,738
Medicare patients328
Paid by Medicare$235,046
Procedure codes22

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

  • 2023
  • 2024
Office and hospital visits
2023: 2,1892024: 2,2292%
Tests and treatments
2023: 1,5702024: 1,4388%
Surgery
2023: 1,1252024: 1,0299%
Other services
2023: 2232024: 2390%
Imaging
2023: 242024: 1921%

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

  • In an office4,33591%
  • In a facility4039%

Dr. Gelbfish compared with the New York median for cardiologists, 2024

  • Dr. Gelbfish
  • New York median
Medicare services
4,738vs 1,6742.8 times
Medicare patients
328vs 61146% below
Part D claims
5,424vs 1,4123.8 times

Medians across 2,211 cardiologists in New York with Dmand AI profiles that report each measure.

Dr. Gelbfish'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.

See all procedures by Dr. Gelbfish

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Joseph S. Gelbfish treated 328 Medicare patients in 2024, average age 73

CMS counts 328 Medicare patients who saw Dr. Gelbfish in 2024. The largest group is 65 to 74, with 143 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 44% are also on Medicaid. Their average risk score is 1.67, 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. Gelbfish's median patient age at 59, with 41% women.

Medicare patients, 2024328
Average age73
Average risk score1.67
Also on Medicaid44%

Dr. Gelbfish's Medicare patients by age, 2024

Dr. Gelbfish's Medicare patients by sex, 2024

  • Women13541%
  • Men19359%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes65%
  4. Arthritis45%
  5. Ischemic heart disease41%
  6. Atrial fibrillation27%
  7. Chronic kidney disease27%
  8. Mood disorders22%

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

Dr. Gelbfish's patients across all payers

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

Patient panel by age, all payers

Median age 59

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. Joseph S. Gelbfish wrote 5,831 Medicare Part D claims in 2024

In 2024, Dr. Gelbfish wrote 5,831 Medicare Part D claims for 324 patients. 81% of them were for generic drugs. CMS names the drug for 5,424 of them, across 75 drugs with 11 or more claims each, at $852,877 in total drug cost. In 2023, CMS named 5,119 claims across 64 drugs.

Part D claims, 20245,831
Drugs named by CMS75
Total drug cost$852,877
Part D patients324

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

  • Generic4,740 claims81%
  • Brand-name and other1,091 claims19%

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

  • Antibiotics0%29 of 5,831 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: 5,1192024: 5,4246%

Drugs named by CMS: 75 in 2024, 64 in 2023.

See all prescribing by Dr. Gelbfish

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. Joseph S. Gelbfish takes part in Medicare

Dr. Gelbfish 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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Dr. Joseph S. Gelbfish has 7 publications on record

Dmand AI links 7 papers to Dr. Gelbfish. The most frequent topics are Coronary Artery Bypass, Myocardial Infarction and Arterial Occlusive Diseases. Dr. Gelbfish's most frequent co-authors are Gerald Hollander, MD and Subbarao V. Mylavarapu, MD.

Papers7

Topics Dr. Gelbfish writes about most

  • Coronary Artery Bypass
  • Myocardial Infarction
  • Arterial Occlusive Diseases
  • Cardiac Catheterization
  • Coronary Disease
  • Hemodynamics
  • Postoperative Complications

Dr. Gelbfish's most frequent co-authors

Recent publications by Dr. Gelbfish

See all 7 publications and co-authors

See who Dr. Gelbfish researches with

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

How network discovery works

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

Dr. Joseph S. Gelbfish received $6,109 in industry payments from 2016 to 2025

CMS Open Payments shows 299 general payments to Dr. Gelbfish from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $1,332.

General payments to Dr. Gelbfish by program year, 2016 to 2025

General payments to Dr. Gelbfish by kind, 2016 to 2025

$6.1Kin total
  • Food and beverage$6,101100%
  • Education$80%

Companies that paid Dr. Gelbfish the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Gelbfish

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

Dr. Joseph S. Gelbfish has 5 awards and honors on record

Dmand AI lists 5 awards for Dr. Gelbfish, most recently Top Doctors: New York Metro Area in 2014.

Awards and honors for Dr. Gelbfish

  1. 2014
    • Top Doctors: New York Metro Area
  2. 2013
    • NCQA PCMH
    • NCQA PPC
  3. 2012
    • CMS Stage 1 EHR
  4. 2011
    • ACC Fellow

Source: Dmand AI Professional Profile Data

Dr. Joseph S. Gelbfish graduated from New York University School of Medicine

Dr. Gelbfish graduated from New York University School of Medicine in 1980. Dr. Gelbfish is a member of ACC and ACP.

  1. Medical schoolNew York University School of Medicine
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Joseph S. Gelbfish accepts plans from 15 insurance carriers

Dr. Gelbfish is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Cigna
  • +7 more carriersWith a free account

Plan types Dr. Gelbfish accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. HMO7
  4. POS4
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Joseph S. Gelbfish'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 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
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. Joseph S. Gelbfish

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. Joseph S. Gelbfish's NPI number?

Dr. Joseph S. Gelbfish's NPI number is 1417058165. It was assigned on September 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Joseph S. Gelbfish?

Dr. Joseph S. Gelbfish is a cardiologist in Brooklyn, New York. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Joseph S. Gelbfish practice?

Dr. Gelbfish practices at 506 Sixth Street, Brooklyn, NY 11215. Dr. Gelbfish's primary practice is New York-Presbyterian Hospital - Brooklyn HOPD in Brooklyn, New York. Dmand AI also links Dr. Gelbfish to 2 group practices and clinics and 1 medical group.

What is Dr. Joseph S. Gelbfish's medical license number?

Dr. Gelbfish's New York license number on file is 150961.

Which hospitals is Dr. Joseph S. Gelbfish affiliated with?

Dr. Gelbfish is affiliated with NewYork-Presbyterian/Weill Cornell Medical Center.

What medical group is Dr. Joseph S. Gelbfish part of?

Dr. Gelbfish is linked to NewYork-Presbyterian Medical Group/Westchester. Dmand AI links Dr. Gelbfish to 1 more medical group.

Does Dr. Joseph S. Gelbfish accept Medicare?

Yes. CMS data shows Dr. Gelbfish billed Medicare for 4,738 services in 2024, and Dr. Gelbfish accepts Medicare assignment.

How many Medicare patients does Dr. Joseph S. Gelbfish see?

CMS counts 328 Medicare patients who saw Dr. Gelbfish in 2024, with an average age of 73.

Is Dr. Joseph S. Gelbfish board certified?

Yes. Dr. Gelbfish is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Joseph S. Gelbfish bill to Medicare?

In 2024, Dr. Gelbfish's most billed Medicare services were surgery: heart and blood vessels (36415), heart test or procedure (93000) and office visit, established patient (99214).

Show 7 more questionsShow fewer questions

Where did Dr. Joseph S. Gelbfish go to medical school?

Dr. Gelbfish graduated from New York University School of Medicine in 1980.

What drugs does Dr. Joseph S. Gelbfish prescribe most?

In 2024 Medicare Part D data, Dr. Gelbfish's most prescribed drugs by claims were Rosuvastatin Calcium, Losartan Potassium and Metoprolol Succinate.

Has Dr. Joseph S. Gelbfish received payments from drug or device companies?

CMS Open Payments shows $6,109 in general payments to Dr. Gelbfish from 26 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Joseph S. Gelbfish been practicing?

Dr. Gelbfish graduated from medical school in 1980, 46 years ago.

Does Dr. Joseph S. Gelbfish do research?

Dmand AI links 7 publications to Dr. Gelbfish.

Who does Dr. Joseph S. Gelbfish publish with?

Dr. Gelbfish's most frequent co-authors are Gerald Hollander, MD (2 shared papers) and Subbarao V. Mylavarapu, MD (1 shared paper).

What insurance does Dr. Joseph S. Gelbfish accept?

Dr. Gelbfish is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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