Dr. Charlotte Seyon Marcus, MD
- Medicare services, 2024
- 148
- Medicare patients, 2024
- 116
- Part D claims, 2024
- 114
- Publications
- 4
- Hospital affiliations
- 3
- Practice address
- One-Five Plainsboro Road, Plainsboro, NJ 08536
- Practice phone
- Call (609) 853-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marcus' 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. Charlotte Seyon Marcus is a gynecologic oncologist in Plainsboro, New Jersey
Dr. Marcus practices at Princeton Medical Center in Plainsboro, New Jersey, part of University of Pennsylvania.
Dr. Marcus' NPI, 1235306457, was assigned on May 15, 2008. Dr. Marcus graduated from New York University School of Medicine in 2006. Dr. Marcus holds Pennsylvania license MD467282.
- NPI
- 1235306457NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991018194
- NPI enumeration date
- May 15, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (609) 853-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charlotte Seyon Marcus practices at 2 locations in Plainsboro, New Jersey
Dr. Marcus' primary practice is Princeton Medical Center, at One-Five Plainsboro Road, Plainsboro, NJ 08536 in Middlesex County. The practice phone is (609) 853-6500. Dr. Marcus also practices at Princeton Medical Center, 1 Plainsboro Rd, Plainsboro, NJ 08536.
- Princeton Medical CenterPrimaryOne-Five Plainsboro Road, Plainsboro, NJ 08536 · Middlesex CountyPhone(609) 853-6500
- Princeton Medical Center1 Plainsboro Rd, Plainsboro, NJ 08536 · Middlesex CountyPhone(609) 853-7000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Charlotte Seyon Marcus is affiliated with 5 sites of care and 2 medical groups
Dr. Marcus' primary practice is Princeton Medical Center in Plainsboro, New Jersey, part of University of Pennsylvania. Dr. Marcus is also affiliated with Hospital of the University of Pennsylvania. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Marcus to 1 more hospital, 2 group practices and clinics 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. Charlotte Seyon Marcus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marcus practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Princeton Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charlotte Seyon Marcus is one of 58 gynecologic oncologists in New Jersey
Gynecologic oncology is Dr. Marcus' primary specialty in the NPI Registry, under taxonomy code 207VX0201X. Dr. Marcus is licensed in Pennsylvania.
Specialties and state licenses
- Gynecologic oncology, PennsylvaniaPrimary
Gynecologic oncologists near Dr. Marcus
Counts of gynecologic oncologists 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. Charlotte Seyon Marcus billed Medicare for 148 services in 2024
CMS data shows 148 Medicare services from Dr. Marcus across 5 procedure codes in 2024, for 116 Medicare patients. Medicare paid $19,135 for them.
Dr. Marcus' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1482024: 1368%
- Surgery
- 2023: 02024: 12
Where Dr. Marcus' Medicare services took place, 2024
- In an office13692%
- In a facility128%
Dr. Marcus compared with the New Jersey median for gynecologic oncologists, 2024
- Dr. Marcus
- New Jersey median
- Medicare services
- 148vs 26244% below
- Medicare patients
- 116vs 13313% below
- Part D claims
- 12vs 3263% below
Medians across 53 gynecologic oncologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Marcus' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Marcus and other gynecologic oncologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charlotte Seyon Marcus treated 116 Medicare patients in 2024, average age 75
CMS counts 116 Medicare patients who saw Dr. Marcus in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Marcus' median patient age at 65, with 97% women.
Dr. Marcus' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Marcus' Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Cancer47%
- Arthritis41%
- Anxiety30%
- Diabetes28%
- Mood disorders28%
- Osteoporosis25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marcus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women97%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charlotte Seyon Marcus wrote 114 Medicare Part D claims in 2024
In 2024, Dr. Marcus wrote 114 Medicare Part D claims for 54 patients. 85% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $494 in total drug cost. In 2022, CMS named 25 claims across 2 drugs.
Dr. Marcus' Part D claims by kind of drug, 2024
- Generic97 claims85%
- Brand-name17 claims15%
Dr. Marcus' 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. Marcus' Part D claims, 2024
- Antibiotics18%20 of 114 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 252024: 1252%
Drugs named by CMS: 1 in 2024, 2 in 2022.
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. Charlotte Seyon Marcus ranks in the 87th percentile for removal of the uterus in Medicare
Dr. Marcus accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of removal of the uterus by Dr. Marcus, more than 87% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Marcus ranks in Medicare procedure volume
- Removal of the uterus
- 87th percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Charlotte Seyon Marcus has 4 publications on record
Dmand AI links 4 papers to Dr. Marcus, published from 2013 to 2015. 2015 was the busiest year, with 2. Dr. Marcus' most frequent co-authors are George Larry Maxwell, MD, Ruchi Garg, MD and Caela Miller, MD.
Dr. Marcus' papers by year, 2013 to 2015
Dr. Marcus' most frequent co-authors
Recent publications by Dr. Marcus
See who Dr. Marcus researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Marcus works with, so you can find a warm path to the right gynecologic oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Charlotte Seyon Marcus received $802 in industry payments from 2016 to 2025
CMS Open Payments shows 17 general payments to Dr. Marcus from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $150.
General payments to Dr. Marcus by program year, 2016 to 2025
Companies that paid Dr. Marcus the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Charlotte Seyon Marcus graduated from New York University School of Medicine
Dr. Marcus graduated from New York University School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Charlotte Seyon Marcus'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 Affiliation DataDmand AI Practice 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)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. Charlotte Seyon Marcus
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. Charlotte Seyon Marcus' NPI number?
Dr. Charlotte Seyon Marcus' NPI number is 1235306457. It was assigned on May 15, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Charlotte Seyon Marcus?
Dr. Charlotte Seyon Marcus is a gynecologic oncologist in Plainsboro, New Jersey. The primary specialty in the NPI Registry is Gynecologic Oncology Physician (taxonomy code 207VX0201X).
Where does Dr. Charlotte Seyon Marcus practice?
Dr. Marcus practices at One-Five Plainsboro Road, Plainsboro, NJ 08536. Dr. Marcus also practices at 1 Plainsboro Rd, Plainsboro, NJ 08536. Dr. Marcus' primary practice is Princeton Medical Center in Plainsboro, New Jersey, part of University of Pennsylvania. Dmand AI also links Dr. Marcus to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Charlotte Seyon Marcus' office phone number?
The practice phone on file for Dr. Marcus is (609) 853-6500.
What is Dr. Charlotte Seyon Marcus' medical license number?
Dr. Marcus holds Pennsylvania license MD467282.
Which hospitals is Dr. Charlotte Seyon Marcus affiliated with?
Dr. Marcus practices at Princeton Medical Center in Plainsboro, New Jersey. Dr. Marcus is also affiliated with Hospital of the University of Pennsylvania. Dmand AI links Dr. Marcus to 1 more hospital.
What medical group is Dr. Charlotte Seyon Marcus part of?
Dr. Marcus is linked to Penn Medicine Lancaster General Health. Dmand AI links Dr. Marcus to 1 more medical group.
Does Dr. Charlotte Seyon Marcus accept Medicare?
Yes. CMS data shows Dr. Marcus billed Medicare for 148 services in 2024, and Dr. Marcus accepts Medicare assignment.
How many Medicare patients does Dr. Charlotte Seyon Marcus see?
CMS counts 116 Medicare patients who saw Dr. Marcus in 2024, with an average age of 75.
What services does Dr. Charlotte Seyon Marcus bill to Medicare?
In 2024, Dr. Marcus' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99212) and office visit, established patient (99214).
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Where did Dr. Charlotte Seyon Marcus go to medical school?
Dr. Marcus graduated from New York University School of Medicine in 2006.
What drugs does Dr. Charlotte Seyon Marcus prescribe most?
In 2024 Medicare Part D data, Dr. Marcus' most prescribed drugs by claims were Estradiol.
Has Dr. Charlotte Seyon Marcus received payments from drug or device companies?
CMS Open Payments shows $802 in general payments to Dr. Marcus from 14 companies from 2016 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Charlotte Seyon Marcus been practicing?
Dr. Marcus graduated from medical school in 2006, 20 years ago.
Does Dr. Charlotte Seyon Marcus do research?
Dmand AI links 4 publications to Dr. Marcus, published from 2013 to 2015.
Who does Dr. Charlotte Seyon Marcus publish with?
Dr. Marcus' most frequent co-authors are George Larry Maxwell, MD (3 shared papers), Ruchi Garg, MD (1 shared paper) and Caela Miller, MD (1 shared paper).
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