Marissa Rose Ortiz, PA-C
- Medicare services, 2024
- 421
- Medicare patients, 2024
- 170
- Part D claims, 2024
- 2,788
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 1451 El Camino Real, The Villages, FL 32159
- Practice phone
- Call (352) 751-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Marissa Rose Ortiz is a physician assistant in Lady Lake, Florida
Marissa Ortiz practices at UF Health Spanish Plaines Hospital in The Villages, Florida, part of UF Health.
Marissa Ortiz's NPI, 1760102453, was assigned on September 1, 2022. Marissa Ortiz holds Florida license PA9116564.
- NPI
- 1760102453NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103202940
- NPI enumeration date
- September 1, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (352) 751-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Marissa Rose Ortiz practices at UF Health Spanish Plaines Hospital in The Villages, Florida
Marissa Ortiz's primary practice is UF Health Spanish Plaines Hospital, at 1451 El Camino Real, The Villages, FL 32159 in Lake County. The practice phone is (352) 751-8000.
- UF Health Spanish Plaines Hospital1451 El Camino Real, The Villages, FL 32159 · Lake CountyPhone(352) 751-8000
Source: Dmand AI Affiliation Data
Marissa Rose Ortiz is affiliated with 9 sites of care and 1 medical group
Marissa Ortiz's primary practice is UF Health Spanish Plaines Hospital in The Villages, Florida, part of UF Health. The medical group on file is Bluestone Physician Services. Dmand AI also links Marissa Ortiz to 1 more hospital, 5 home health agencies, 1 group practice or clinic and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Marissa Rose Ortiz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marissa Ortiz practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UF Health Spanish Plaines Hospital | Available with a free account |
| +8 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Marissa Rose Ortiz is one of 7,899 physician assistants in Florida
Physician assistant is Marissa Ortiz's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Marissa Ortiz is licensed in Florida.
Specialties and state licenses
- Physician assistant, FloridaPrimary
Physician assistants near Marissa Ortiz
Counts of physician assistants 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
Marissa Rose Ortiz billed Medicare for 421 services in 2024
CMS data shows 421 Medicare services from Marissa Ortiz across 7 procedure codes in 2024, for 170 Medicare patients. Medicare paid $33,117 for them. Every service was in an office.
Marissa Ortiz's Medicare services by type, 2024
- Office and hospital visits361
- Other services60
Marissa Ortiz compared with the Florida median for physician assistants, 2024
- Marissa Ortiz
- Florida median
- Medicare services
- 421vs 32131% above
- Medicare patients
- 170vs 13031% above
- Part D claims
- 2,209vs 3266.8 times
Medians across 5,430 physician assistants in Florida with Dmand AI profiles that report each measure.
Marissa Ortiz'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
Marissa Rose Ortiz treated 170 Medicare patients in 2024, average age 88
CMS counts 170 Medicare patients who saw Marissa Ortiz in 2024. The largest group is 85 and over, with 122 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 2.38, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Marissa Ortiz's median patient age at 88, with 66% women.
Marissa Ortiz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Marissa Ortiz's Medicare patients by sex, 2024
- Women11065%
- Men6035%
Chronic conditions among Marissa Ortiz's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders75%
- Depression71%
- Alzheimer's and dementia68%
- Chronic kidney disease57%
- Ischemic heart disease53%
Share of Medicare patients with each condition. A patient can have several.
Marissa Ortiz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 88
Patient panel by sex, all payers
- Women66%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Marissa Rose Ortiz wrote 2,788 Medicare Part D claims in 2024
In 2024, Marissa Ortiz wrote 2,788 Medicare Part D claims for 673 patients. 87% of them were for generic drugs. CMS names the drug for 2,209 of them, across 68 drugs with 11 or more claims each, at $131,574 in total drug cost.
Marissa Ortiz's Part D claims by kind of drug, 2024
- Generic2,413 claims87%
- Brand-name362 claims13%
- Other13 claims0%
Marissa Ortiz'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 Marissa Ortiz's Part D claims, 2024
- Opioids2%45 of 2,788 claims
- Antibiotics7%206 of 2,788 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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 Marissa Rose Ortiz takes part in Medicare
Marissa Ortiz 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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Sources for Marissa Rose Ortiz'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)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) |
| 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 Marissa Rose Ortiz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marissa Rose Ortiz's NPI number?
Marissa Rose Ortiz's NPI number is 1760102453. It was assigned on September 1, 2022, and it is active in the NPI Registry.
What does Marissa Rose Ortiz specialize in?
Marissa Rose Ortiz is a physician assistant in Lady Lake, Florida. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Marissa Rose Ortiz practice?
Marissa Ortiz practices at 1451 El Camino Real, The Villages, FL 32159. Marissa Ortiz's primary practice is UF Health Spanish Plaines Hospital in The Villages, Florida, part of UF Health. Dmand AI also links Marissa Ortiz to 1 hospital, 5 home health agencies, 1 group practice or clinic and 1 skilled nursing facility.
What is Marissa Rose Ortiz's office phone number?
The practice phone on file for Marissa Ortiz is (352) 751-8000.
What is Marissa Rose Ortiz's medical license number?
Marissa Ortiz holds Florida license PA9116564.
Which hospitals is Marissa Rose Ortiz affiliated with?
Marissa Ortiz practices at UF Health Spanish Plaines Hospital in The Villages, Florida. Dmand AI links Marissa Ortiz to 1 more hospital.
What medical group is Marissa Rose Ortiz part of?
Marissa Ortiz is linked to Bluestone Physician Services.
Does Marissa Rose Ortiz accept Medicare?
Yes. CMS data shows Marissa Ortiz billed Medicare for 421 services in 2024, and Marissa Ortiz accepts Medicare assignment.
How many Medicare patients does Marissa Rose Ortiz see?
CMS counts 170 Medicare patients who saw Marissa Ortiz in 2024, with an average age of 88.
What services does Marissa Rose Ortiz bill to Medicare?
In 2024, Marissa Ortiz's most billed Medicare services were home visit (99349), home visit (99348) and medicare service (G0439).
What drugs does Marissa Rose Ortiz prescribe most?
In 2024 Medicare Part D data, Marissa Ortiz's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Amlodipine Besylate.
How long has Marissa Rose Ortiz been practicing?
Marissa Ortiz graduated from medical school in 2022, 4 years ago.
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