Am J Emerg Med
Fluid TherapyHyponatremiaInfusions, Intravenous
Dr. Germaine Z. Chan, MD
NPI1396738332
- Medicare services, 2024
- 539
- Medicare patients, 2024
- 141
- Publications
- 2
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 1000 10th Ave, New York, NY 10019
- Practice phone
- Call (212) 256-3027
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mount Sinai Morningside
New York, New York
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Dr. Germaine Z. Chan is a nephrologist in New York, New York
Dr. Chan practices at Mount Sinai Morningside in New York, New York.
Dr. Chan's NPI, 1396738332, was assigned on August 24, 2005. Dr. Chan graduated from Columbia University Vagelos College of Physicians and Surgeons in 1990. Dr. Chan holds New York license 187631-1.
NPI and contact details
- NPI
- 1396738332NPI Registry (opens in a new tab)
- NPI enumeration date
- August 24, 2005
- NPI status
- Active
- Practice phone
- (212) 256-3027
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Germaine Z. Chan practices at Mount Sinai Morningside in New York, New York
Dr. Chan's primary practice is Mount Sinai Morningside, at 1000 10th Ave, New York, NY 10019 in New York County. The practice phone is (212) 256-3027.
- Mount Sinai Morningside1000 10th Ave, New York, NY 10019 · New York CountyPhone(212) 256-3027
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Germaine Z. Chan is affiliated with 3 sites of care and 2 medical groups
Dr. Chan's primary practice is Mount Sinai Morningside in New York, New York. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Dr. Chan to 2 more group practices and clinics and 1 medical group, each named with a free account.
Mount Sinai MorningsidePrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Germaine Z. Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mount Sinai Morningside | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Germaine Z. Chan is one of 914 nephrologists in New York
Nephrology is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Chan is licensed in New York.
Specialties and state licenses
- Nephrology, New YorkPrimary
Nephrologists near Dr. Chan
Counts of nephrologists 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. Germaine Z. Chan billed Medicare for 539 services in 2024
CMS data shows 539 Medicare services from Dr. Chan across 4 procedure codes in 2024, for 141 Medicare patients. Medicare paid $54,849 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024539
Medicare patients141
Paid by Medicare$54,849
Procedure codes4
Dr. Chan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7342024: 52528%
- Tests and treatments
- 2023: 812024: 1483%
Dr. Chan compared with the New York median for nephrologists, 2024
- Dr. Chan
- New York median
- Medicare services
- 539vs 68922% below
- Medicare patients
- 141vs 21735% below
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Chan'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. Germaine Z. Chan treated 141 Medicare patients in 2024, average age 74
CMS counts 141 Medicare patients who saw Dr. Chan in 2024. The largest group is 65 to 74, with 47 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 63% are also on Medicaid. Their average risk score is 6.52, 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. Chan's median patient age at 68, with 40% women.
Medicare patients, 2024141
Average age74
Average risk score6.52
Also on Medicaid63%
Dr. Chan's Medicare patients by age, 2024
Dr. Chan's Medicare patients by sex, 2024
- Women6748%
- Men7452%
Chronic conditions among Dr. Chan's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes72%
- Heart failure70%
- Ischemic heart disease65%
- Arthritis51%
- Mood disorders45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women40%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Germaine Z. Chan has 2 publications on record
Dmand AI links 2 papers to Dr. Chan in 2011. Dr. Chan's most frequent co-authors are Gagangeet S. Sandhu, MD, Eduardo Jose Zouain, MD and Anip Bansal, MD.
Papers2
Dr. Chan's most frequent co-authors
- Gagangeet S. Sandhu, MD2 shared papers
- Eduardo Jose Zouain, MD2 shared papers
- Anip Bansal, MD1 shared paper
Recent publications by Dr. Chan
Administration, IntravenousAnemia, Iron-DeficiencyBacterial Infections
See who Dr. Chan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chan works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Germaine Z. Chan graduated from Columbia University Vagelos College of Physicians and Surgeons
Dr. Chan graduated from Columbia University Vagelos College of Physicians and Surgeons in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Germaine Z. Chan'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Germaine Z. Chan
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. Germaine Z. Chan's NPI number?
Dr. Germaine Z. Chan's NPI number is 1396738332. It was assigned on August 24, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Germaine Z. Chan?
Dr. Germaine Z. Chan is a nephrologist in New York, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Germaine Z. Chan practice?
Dr. Chan practices at 1000 10th Ave, New York, NY 10019. Dr. Chan's primary practice is Mount Sinai Morningside in New York, New York. Dmand AI also links Dr. Chan to 2 group practices and clinics and 1 medical group.
What is Dr. Germaine Z. Chan's office phone number?
The practice phone on file for Dr. Chan is (212) 256-3027.
What is Dr. Germaine Z. Chan's medical license number?
Dr. Chan holds New York license 187631-1.
What medical group is Dr. Germaine Z. Chan part of?
Dr. Chan is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Dr. Chan to 1 more medical group.
Does Dr. Germaine Z. Chan accept Medicare?
Yes. CMS data shows Dr. Chan billed Medicare for 539 services in 2024.
How many Medicare patients does Dr. Germaine Z. Chan see?
CMS counts 141 Medicare patients who saw Dr. Chan in 2024, with an average age of 74.
What services does Dr. Germaine Z. Chan bill to Medicare?
In 2024, Dr. Chan's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99232).
Where did Dr. Germaine Z. Chan go to medical school?
Dr. Chan graduated from Columbia University Vagelos College of Physicians and Surgeons in 1990.
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How long has Dr. Germaine Z. Chan been practicing?
Dr. Chan graduated from medical school in 1990, 36 years ago.
Does Dr. Germaine Z. Chan do research?
Dmand AI links 2 publications to Dr. Chan.
Who does Dr. Germaine Z. Chan publish with?
Dr. Chan's most frequent co-authors are Gagangeet S. Sandhu, MD (2 shared papers), Eduardo Jose Zouain, MD (2 shared papers) and Anip Bansal, MD (1 shared paper).
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