Dr. Zafar Zamir, MD
- Medicare services, 2024
- 962
- Medicare patients, 2024
- 434
- Part D claims, 2024
- 726
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 1235 Whitehorse Mercerville Road, Mercerville, NJ 08619
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hamilton Endoscopy and Surgery Center, LLC - HOPD
Long Term Care Hospital · Mercerville, New Jersey
Find Dr. Zamir'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. Zafar Zamir is a gastroenterologist in Trenton, New Jersey
Dr. Zamir practices at Hamilton Endoscopy and Surgery Center, LLC - HOPD in Mercerville, New Jersey.
Dr. Zamir's NPI, 1336123058, was assigned on December 6, 2005. Dr. Zamir holds Indiana license 01083029A.
- NPI
- 1336123058NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113930264
- NPI enumeration date
- December 6, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zafar Zamir practices at Hamilton Endoscopy and Surgery Center, LLC - HOPD in Mercerville, New Jersey
Dr. Zamir's primary practice is Hamilton Endoscopy and Surgery Center, LLC - HOPD, at 1235 Whitehorse Mercerville Road, Mercerville, NJ 08619.
- Hamilton Endoscopy and Surgery Center, LLC - HOPD1235 Whitehorse Mercerville Road, Mercerville, NJ 08619
Source: Dmand AI Affiliation Data
Dr. Zafar Zamir is affiliated with 4 sites of care and 2 medical groups
Dr. Zamir's primary practice is Hamilton Endoscopy and Surgery Center, LLC - HOPD in Mercerville, New Jersey. Dr. Zamir is also affiliated with Robert Wood Johnson University Hospital Hamilton. The medical group on file is Allied Digestive Health. Dmand AI also links Dr. Zamir to 1 more group practice or clinic, 1 ambulatory surgery center and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Zafar Zamir's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zamir practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hamilton Endoscopy and Surgery Center, LLC - HOPD | 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. Zafar Zamir is one of 691 gastroenterologists in New Jersey
Gastroenterology is Dr. Zamir's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Zamir's licenses on file in 3 states: Indiana, Arizona and New Jersey.
Specialties and state licenses
- Gastroenterology, IndianaPrimary
- Arizona license
- Specialist, New Jersey
Gastroenterologists near Dr. Zamir
Counts of gastroenterologists 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. Zafar Zamir billed Medicare for 962 services in 2024
CMS data shows 962 Medicare services from Dr. Zamir across 14 procedure codes in 2024, for 434 Medicare patients. Medicare paid $86,603 for them.
Dr. Zamir's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7472024: 7125%
- Surgery
- 2023: 2302024: 2281%
- Other services
- 2023: 02024: 22
Where Dr. Zamir's Medicare services took place, 2024
- In an office21422%
- In a facility74878%
Dr. Zamir compared with the New Jersey median for gastroenterologists, 2024
- Dr. Zamir
- New Jersey median
- Medicare services
- 962vs 68540% above
- Medicare patients
- 434vs 37516% above
- Part D claims
- 559vs 6119% below
Medians across 674 gastroenterologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Zamir'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.
Need commercial claims for Dr. Zamir?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zamir and other gastroenterologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Zafar Zamir treated 434 Medicare patients in 2024, average age 74
CMS counts 434 Medicare patients who saw Dr. Zamir in 2024. The largest group is 65 to 74, with 178 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.89, 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. Zamir's median patient age at 67, with 54% women.
Dr. Zamir's Medicare patients by age, 2024
Dr. Zamir's Medicare patients by sex, 2024
- Women22953%
- Men20547%
Chronic conditions among Dr. Zamir's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease58%
- Arthritis55%
- Diabetes48%
- Anxiety37%
- Chronic kidney disease37%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zamir'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
- Women54%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Zafar Zamir wrote 726 Medicare Part D claims in 2024
In 2024, Dr. Zamir wrote 726 Medicare Part D claims for 222 patients. 85% of them were for generic drugs. CMS names the drug for 559 of them, across 14 drugs with 11 or more claims each, at $114,862 in total drug cost. In 2023, CMS named 516 claims across 12 drugs.
Dr. Zamir's Part D claims by kind of drug, 2024
- Generic618 claims85%
- Brand-name108 claims15%
Dr. Zamir'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. Zamir's Part D claims, 2024
- Antibiotics2%17 of 726 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: 5162024: 5598%
Drugs named by CMS: 14 in 2024, 12 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. Zafar Zamir ranks in the 72nd percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Zamir accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 79 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Zamir, more than 72% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Zamir ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 72nd percentile79 procedures
- Colonoscopy
- 69th percentile64 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Zafar Zamir has 1 publication on record
Dmand AI links 1 paper to Dr. Zamir in 2013.
Recent publications by Dr. Zamir
See who Dr. Zamir researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zamir works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Zafar Zamir received $2,701 in industry payments from 2016 to 2025
CMS Open Payments shows 181 general payments to Dr. Zamir from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $824.
General payments to Dr. Zamir by program year, 2016 to 2025
General payments to Dr. Zamir by kind, 2016 to 2025
- Food and beverage$2,66199%
- Speaker and faculty fees$201%
- Grants$201%
Companies that paid Dr. Zamir 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. Zafar Zamir'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 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)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) |
| 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. Zafar Zamir
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. Zafar Zamir's NPI number?
Dr. Zafar Zamir's NPI number is 1336123058. It was assigned on December 6, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Zafar Zamir?
Dr. Zafar Zamir is a gastroenterologist in Trenton, New Jersey. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Zafar Zamir practice?
Dr. Zamir practices at 1235 Whitehorse Mercerville Road, Mercerville, NJ 08619. Dr. Zamir's primary practice is Hamilton Endoscopy and Surgery Center, LLC - HOPD in Mercerville, New Jersey. Dmand AI also links Dr. Zamir to 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group.
What is Dr. Zafar Zamir's medical license number?
Dr. Zamir holds Indiana license 01083029A, one of the licenses on file in 3 states.
Which states has Dr. Zafar Zamir been licensed in?
Dmand AI has state licenses on file for Dr. Zamir in Indiana, Arizona and New Jersey.
Which hospitals is Dr. Zafar Zamir affiliated with?
Dr. Zamir is affiliated with Robert Wood Johnson University Hospital Hamilton. Dmand AI links Dr. Zamir to 1 more hospital.
What medical group is Dr. Zafar Zamir part of?
Dr. Zamir is linked to Allied Digestive Health. Dmand AI links Dr. Zamir to 1 more medical group.
Does Dr. Zafar Zamir accept Medicare?
Yes. CMS data shows Dr. Zamir billed Medicare for 962 services in 2024, and Dr. Zamir accepts Medicare assignment.
How many Medicare patients does Dr. Zafar Zamir see?
CMS counts 434 Medicare patients who saw Dr. Zamir in 2024, with an average age of 74.
What services does Dr. Zafar Zamir bill to Medicare?
In 2024, Dr. Zamir's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and surgery: digestive system (43239).
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What drugs does Dr. Zafar Zamir prescribe most?
In 2024 Medicare Part D data, Dr. Zamir's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Omeprazole.
Has Dr. Zafar Zamir received payments from drug or device companies?
CMS Open Payments shows $2,701 in general payments to Dr. Zamir from 25 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Zafar Zamir been practicing?
Dr. Zamir graduated from medical school in 1983, 43 years ago.
Does Dr. Zafar Zamir do research?
Dmand AI links 1 publication to Dr. Zamir.
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