Dr. Yessenia Marquez, MD
- Medicare services, 2024
- 489
- Medicare patients, 2024
- 218
- Part D claims, 2023
- 11
- Hospital affiliations
- 2
- Industry payments
- $1,787
- Practice address
- 400 Health Park Blvd, Saint Augustine, FL 32086
- Practice phone
- Call (904) 819-5155
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marquez'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. Yessenia Marquez is a vascular neurology physician in Saint Augustine, Florida
Dr. Marquez practices at UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health.
Dr. Marquez's NPI, 1740784966, was assigned on March 21, 2018. Dr. Marquez graduated from FIU Herbert Wertheim College of Medicine in 2018. Dr. Marquez holds Florida license ME157439.
- NPI
- 1740784966NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850640657
- NPI enumeration date
- March 21, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (904) 819-5155
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Yessenia Marquez practices at UF Health Flagler Hospital in Saint Augustine, Florida
Dr. Marquez's primary practice is UF Health Flagler Hospital, at 400 Health Park Blvd, Saint Augustine, FL 32086 in St. Johns County. The practice phone is (904) 819-5155.
- UF Health Flagler Hospital400 Health Park Blvd, Saint Augustine, FL 32086 · St. Johns CountyPhone(904) 819-5155
Source: Dmand AI Affiliation Data
Dr. Yessenia Marquez is affiliated with 3 sites of care and 2 medical groups
Dr. Marquez's primary practice is UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health. Dr. Marquez is also affiliated with UF Health Jacksonville. The medical group on file is UF Jacksonville Physicians, Inc. Dmand AI also links Dr. Marquez to 1 more 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. Yessenia Marquez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marquez practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UF Health Flagler Hospital | 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. Yessenia Marquez is one of 52 vascular neurology physicians in Florida
Vascular neurology is Dr. Marquez's primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dr. Marquez is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Marquez is licensed in Florida.
Specialties and state licenses
- Vascular neurology, FloridaPrimary
Vascular neurology physicians near Dr. Marquez
Counts of vascular neurology physicians 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. Yessenia Marquez billed Medicare for 489 services in 2024
CMS data shows 489 Medicare services from Dr. Marquez across 4 procedure codes in 2024, for 218 Medicare patients. Medicare paid $44,311 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Marquez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1602024: 489206%
Dr. Marquez compared with the Florida median for vascular neurology physicians, 2024
- Dr. Marquez
- Florida median
- Medicare services
- 489vs 34243% above
- Medicare patients
- 218vs 2037% above
- Part D claims
- 11vs 3669% below
Medians across 51 vascular neurology physicians in Florida with Dmand AI profiles that report each measure.
Dr. Marquez'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Marquez and other vascular neurology physicians in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Yessenia Marquez treated 218 Medicare patients in 2024, average age 75
CMS counts 218 Medicare patients who saw Dr. Marquez in 2024. The largest group is 65 to 74, with 74 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.81, 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. Marquez's median patient age at 78, with 60% women.
Dr. Marquez's Medicare patients by age, 2024
Dr. Marquez's Medicare patients by sex, 2024
- Women11754%
- Men10146%
Chronic conditions among Dr. Marquez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA71%
- Mood disorders57%
- Arthritis56%
- Depression50%
- Anxiety49%
- Ischemic heart disease49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marquez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Yessenia Marquez wrote 11 Medicare Part D claims in 2023
In 2023, Dr. Marquez wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $248 in total drug cost. In 2021, CMS named 34 claims across 2 drugs.
Dr. Marquez's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2023
- 2021
- 2023
- Claims for drugs CMS names
- 2021: 342023: 1168%
Drugs named by CMS: 1 in 2023, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Yessenia Marquez offers telehealth to Medicare patients
Dr. Marquez accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Marquez as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Yessenia Marquez received $1,787 in industry payments from 2019 to 2023
CMS Open Payments shows 22 general payments to Dr. Marquez from 12 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. Horizon Pharma plc paid the most, $552.
General payments to Dr. Marquez by program year, 2019 to 2023
Companies that paid Dr. Marquez the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Yessenia Marquez graduated from FIU Herbert Wertheim College of Medicine
Dr. Marquez graduated from FIU Herbert Wertheim College of Medicine in 2018.
- Medical school
- Board certified in neurology
- Board certified in vascular neurology
Source: Dmand AI Professional Profile Data
Dr. Yessenia Marquez accepts plans from 15 insurance carriers
Dr. Marquez is in network with 15 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Cigna
- Elevance
- Aspirus Health Plan
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Marquez accepts, by number of carriers
- PPO10
- HMO8
- Medicare5
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Yessenia Marquez'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Yessenia Marquez
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. Yessenia Marquez's NPI number?
Dr. Yessenia Marquez's NPI number is 1740784966. It was assigned on March 21, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Yessenia Marquez?
Dr. Yessenia Marquez is a vascular neurology physician in Saint Augustine, Florida. The primary specialty in the NPI Registry is Vascular Neurology Physician (taxonomy code 2084V0102X).
Where does Dr. Yessenia Marquez practice?
Dr. Marquez practices at 400 Health Park Blvd, Saint Augustine, FL 32086. Dr. Marquez's primary practice is UF Health Flagler Hospital in Saint Augustine, Florida, part of UF Health. Dmand AI also links Dr. Marquez to 1 group practice or clinic and 1 medical group.
What is Dr. Yessenia Marquez's office phone number?
The practice phone on file for Dr. Marquez is (904) 819-5155.
What is Dr. Yessenia Marquez's medical license number?
Dr. Marquez holds Florida license ME157439.
Which hospitals is Dr. Yessenia Marquez affiliated with?
Dr. Marquez practices at UF Health Flagler Hospital in Saint Augustine, Florida. Dr. Marquez is also affiliated with UF Health Jacksonville.
What medical group is Dr. Yessenia Marquez part of?
Dr. Marquez is linked to UF Jacksonville Physicians, Inc. Dmand AI links Dr. Marquez to 1 more medical group.
Does Dr. Yessenia Marquez accept Medicare?
Yes. CMS data shows Dr. Marquez billed Medicare for 489 services in 2024, and Dr. Marquez accepts Medicare assignment.
Does Dr. Yessenia Marquez offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Marquez as offering telehealth services.
How many Medicare patients does Dr. Yessenia Marquez see?
CMS counts 218 Medicare patients who saw Dr. Marquez in 2024, with an average age of 75.
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Is Dr. Yessenia Marquez board certified?
Yes. Dr. Marquez is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. Yessenia Marquez bill to Medicare?
In 2024, Dr. Marquez's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99221) and critical care (99291).
Where did Dr. Yessenia Marquez go to medical school?
Dr. Marquez graduated from FIU Herbert Wertheim College of Medicine in 2018.
What drugs does Dr. Yessenia Marquez prescribe most?
In 2023 Medicare Part D data, Dr. Marquez's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Yessenia Marquez received payments from drug or device companies?
CMS Open Payments shows $1,787 in general payments to Dr. Marquez from 12 companies from 2019 to 2023. The largest total came from Horizon Pharma plc.
How long has Dr. Yessenia Marquez been practicing?
Dr. Marquez graduated from medical school in 2018, 8 years ago.
What insurance does Dr. Yessenia Marquez accept?
Dr. Marquez is in network with 15 carriers, including Aetna, United Healthcare and Cigna. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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