Dr. Catherine Enid Mercado, MD

  • Orlando, FL
  • Radiation oncologist
NPI1841605946PAC ID5092023382
Medicare services, 2024
1,671
Medicare patients, 2024
227
Part D claims, 2024
309
Publications
15
MIPS score, 2024
80
Practice address
92 W Miller St, Orlando, FL 32806
Practice phone
Call (407) 650-5028
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Arnold Palmer Hospital for Children

Orlando, Florida

See all 7 affiliations

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Dr. Catherine Enid Mercado is a radiation oncologist in Orlando, Florida

Dr. Mercado practices at Arnold Palmer Hospital for Children in Orlando, Florida.

Dr. Mercado's NPI, 1841605946, was assigned on June 26, 2014. Dr. Mercado graduated from Georgetown University School Of Medicine in 2014. Dr. Mercado holds Florida license ME139669.

NPI and contact details
Medicare PAC ID
5092023382
NPI enumeration date
June 26, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(407) 650-5028
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
38
Medical school graduation
2014

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Catherine Enid Mercado practices at Arnold Palmer Hospital for Children in Orlando, Florida

Dr. Mercado's primary practice is Arnold Palmer Hospital for Children, at 92 W Miller St, Orlando, FL 32806 in Orange County. The practice phone is (407) 650-5028.

  • Arnold Palmer Hospital for Children
    92 W Miller St, Orlando, FL 32806 · Orange CountyPhone(407) 650-5028

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Catherine Enid Mercado is affiliated with 6 sites of care and 1 medical group

Dr. Mercado's primary practice is Arnold Palmer Hospital for Children in Orlando, Florida. Dr. Mercado is also affiliated with Orlando Regional Medical Center. The medical group on file is Orlando Health Medical Group. Dmand AI also links Dr. Mercado to 3 more hospitals and 1 group practice or clinic, each named with a free account.

See all 7 affiliations for Dr. Mercado

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Catherine Enid Mercado's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mercado practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Arnold Palmer Hospital for ChildrenAvailable with a free account
+5 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Catherine Enid Mercado is one of 467 radiation oncologists in Florida

Radiation oncology is Dr. Mercado's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Mercado is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Mercado's licenses on file in 2 states: Florida and Michigan.

Specialties and state licenses

  • Radiation oncology, FloridaPrimaryLicense ME139669 · 2015 to 2027 · taxonomy 2085R0001X
  • Michigan license2014 to 2015

Clinical focus

Dmand AI lists bone cancer radiation, brain cancer radiation, breast cancer radiation and lung cancer radiation among the conditions Dr. Mercado treats.

Radiation oncologists near Dr. Mercado

Counts of radiation 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. Catherine Enid Mercado billed Medicare for 1,671 services in 2024

CMS data shows 1,671 Medicare services from Dr. Mercado across 16 procedure codes in 2024, for 227 Medicare patients. Medicare paid $111,524 for them.

Medicare services, 20241,671
Medicare patients227
Paid by Medicare$111,524
Procedure codes16

Dr. Mercado's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 6852024: 1,389103%
Office and hospital visits
2023: 982024: 15659%
Other services
2023: 292024: 102252%
Surgery
2023: 02024: 24

Where Dr. Mercado's Medicare services took place, 2024

  • In an office151%
  • In a facility1,65699%

Dr. Mercado compared with the Florida median for radiation oncologists, 2024

  • Dr. Mercado
  • Florida median
Medicare services
1,671vs 1,676Close to median
Medicare patients
227vs 20212% above
Part D claims
235vs 475.0 times

Medians across 437 radiation oncologists in Florida with Dmand AI profiles that report each measure.

Dr. Mercado'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.

See all procedures by Dr. Mercado

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mercado and other radiation oncologists in Florida.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Catherine Enid Mercado treated 227 Medicare patients in 2024, average age 74

CMS counts 227 Medicare patients who saw Dr. Mercado in 2024. The largest group is 65 to 74, with 122 patients. 75% of them have cancer, and 75% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.84, 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. Mercado's median patient age at 72, with 33% women.

Medicare patients, 2024227
Average age74
Average risk score1.84
Also on Medicaid8%

Dr. Mercado's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Mercado's Medicare patients by sex, 2024

  • Women7131%
  • Men15669%

Chronic conditions among Dr. Mercado's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis44%
  5. Ischemic heart disease39%
  6. Chronic kidney disease34%
  7. Diabetes28%
  8. Anxiety27%

Share of Medicare patients with each condition. A patient can have several.

Dr. Mercado's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women33%
  • Men67%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Catherine Enid Mercado wrote 309 Medicare Part D claims in 2024

In 2024, Dr. Mercado wrote 309 Medicare Part D claims for 120 patients. 99% of them were for generic drugs. CMS names the drug for 235 of them, across 7 drugs with 11 or more claims each, at $2,408 in total drug cost. In 2023, CMS named 94 claims across 4 drugs.

Part D claims, 2024309
Drugs named by CMS7
Total drug cost$2,408
Part D patients120

Dr. Mercado's Part D claims by kind of drug, 2024

  • Generic306 claims99%
  • Brand-name and other3 claims1%

Dr. Mercado'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. Mercado's Part D claims, 2024

  • Opioids6%20 of 309 claims
  • Antibiotics18%56 of 309 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: 942024: 235150%

Drugs named by CMS: 7 in 2024, 4 in 2023.

See all prescribing by Dr. Mercado

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. Catherine Enid Mercado scored 80 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Mercado for performance year 2024, reported as part of a group. Dr. Mercado accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mercado as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Mercado's MIPS scores, performance year 2024

  • 80of 100Final score
  • 61.2of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Catherine Enid Mercado has 15 publications on record

Dmand AI links 15 papers to Dr. Mercado, published from 2014 to 2024. 2019 was the busiest year, with 3. The most frequent topics are Proton Therapy, Radiotherapy Dosage and Chondrosarcoma. Dr. Mercado has published most often in Head Neck. Dr. Mercado's most frequent co-authors are William M. Mendenhall, MD, Bradford Scott Hoppe, MD, MPH and Michael Scott Rutenberg, MD, PhD.

Papers15
Years published2014 to 2024

Dr. Mercado's papers by year, 2014 to 2024

Topics Dr. Mercado writes about most

  • Proton Therapy
  • Radiotherapy Dosage
  • Chondrosarcoma
  • Radiation Injuries
  • Skull Base Neoplasms

Dr. Mercado's most frequent co-authors

Recent publications by Dr. Mercado

See all 15 publications and co-authors

See who Dr. Mercado researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mercado works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Catherine Enid Mercado received $2,487 in industry payments from 2017 to 2025

CMS Open Payments shows 12 general payments to Dr. Mercado from 8 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 80% of the total. Siemens Medical Solutions USA, Inc. paid the most, $2,000.

General payments to Dr. Mercado by program year, 2017 to 2025

General payments to Dr. Mercado by kind, 2017 to 2025

$2.5Kin total
  • Speaker and faculty fees$2,00080%
  • Food and beverage$48720%

Companies that paid Dr. Mercado the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Mercado

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Catherine Enid Mercado has 1 award and honors on record

Dmand AI lists 1 award for Dr. Mercado.

Awards and honors for Dr. Mercado

  1. Undated
    • Gold Humanism Honor Society

Source: Dmand AI Professional Profile Data

Dr. Catherine Enid Mercado graduated from Georgetown University School Of Medicine

Dr. Mercado graduated from Georgetown University School Of Medicine in 2014.

  1. Medical schoolGeorgetown University School Of Medicine
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Catherine Enid Mercado accepts plans from 16 insurance carriers

Dr. Mercado is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • Cigna
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +8 more carriersWith a free account

Plan types Dr. Mercado accepts, by number of carriers

  1. PPO10
  2. HMO8
  3. Medicare8
  4. EPO4
  5. POS4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Catherine Enid Mercado's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Catherine Enid Mercado

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. Catherine Enid Mercado's NPI number?

Dr. Catherine Enid Mercado's NPI number is 1841605946. It was assigned on June 26, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Catherine Enid Mercado?

Dr. Catherine Enid Mercado is a radiation oncologist in Orlando, Florida. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Catherine Enid Mercado practice?

Dr. Mercado practices at 92 W Miller St, Orlando, FL 32806. Dr. Mercado's primary practice is Arnold Palmer Hospital for Children in Orlando, Florida. Dmand AI also links Dr. Mercado to 3 hospitals and 1 group practice or clinic.

What is Dr. Catherine Enid Mercado's office phone number?

The practice phone on file for Dr. Mercado is (407) 650-5028.

What is Dr. Catherine Enid Mercado's medical license number?

Dr. Mercado holds Florida license ME139669, one of the licenses on file in 2 states.

Which states has Dr. Catherine Enid Mercado been licensed in?

Dmand AI has state licenses on file for Dr. Mercado in Florida (2015 to 2027) and Michigan (2014 to 2015).

Which hospitals is Dr. Catherine Enid Mercado affiliated with?

Dr. Mercado is affiliated with Orlando Regional Medical Center. Dmand AI links Dr. Mercado to 3 more hospitals.

What medical group is Dr. Catherine Enid Mercado part of?

Dr. Mercado is linked to Orlando Health Medical Group.

Does Dr. Catherine Enid Mercado accept Medicare?

Yes. CMS data shows Dr. Mercado billed Medicare for 1,671 services in 2024, and Dr. Mercado accepts Medicare assignment.

Does Dr. Catherine Enid Mercado offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Mercado as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Catherine Enid Mercado's MIPS score?

Dr. Mercado's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.

How many Medicare patients does Dr. Catherine Enid Mercado see?

CMS counts 227 Medicare patients who saw Dr. Mercado in 2024, with an average age of 74.

Is Dr. Catherine Enid Mercado board certified?

Yes. Dr. Mercado is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Catherine Enid Mercado bill to Medicare?

In 2024, Dr. Mercado's most billed Medicare services were radiation oncology (77014), radiation oncology (77300) and radiation oncology (77427).

Where did Dr. Catherine Enid Mercado go to medical school?

Dr. Mercado graduated from Georgetown University School Of Medicine in 2014.

What drugs does Dr. Catherine Enid Mercado prescribe most?

In 2024 Medicare Part D data, Dr. Mercado's most prescribed drugs by claims were Tamsulosin HCl, Ciprofloxacin HCl and Dexamethasone.

Has Dr. Catherine Enid Mercado received payments from drug or device companies?

CMS Open Payments shows $2,487 in general payments to Dr. Mercado from 8 companies from 2017 to 2025. The largest total came from Siemens Medical Solutions USA, Inc.

How long has Dr. Catherine Enid Mercado been practicing?

Dr. Mercado graduated from medical school in 2014, 12 years ago.

Does Dr. Catherine Enid Mercado do research?

Dmand AI links 15 publications to Dr. Mercado, published from 2014 to 2024.

Who does Dr. Catherine Enid Mercado publish with?

Dr. Mercado's most frequent co-authors are William M. Mendenhall, MD (6 shared papers), Bradford Scott Hoppe, MD, MPH (3 shared papers) and Michael Scott Rutenberg, MD, PhD (3 shared papers).

What insurance does Dr. Catherine Enid Mercado accept?

Dr. Mercado is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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