Dr. Santiago Willman Calderon Perez, MD
- Medicare services, 2024
- 4,445
- Medicare patients, 2024
- 591
- Part D claims, 2024
- 18
- MIPS score, 2024
- 75
- Hospital affiliations
- 5
- Practice address
- 303 N Clyde Morris Blvd, Daytona Beach, FL 32114
- Practice phone
- Call (386) 254-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Calderon Perez's professional email, personal email and mobile number
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Dr. Santiago Willman Calderon Perez is an infectious disease specialist in Daytona Beach, Florida
Dr. Calderon Perez practices at Halifax Health Medical Center of Daytona Beach in Daytona Beach, Florida, part of Halifax Health District.
Dr. Calderon Perez's NPI, 1790755759, was assigned on January 24, 2006. Dr. Calderon Perez graduated from Universidad Autonoma de Guadalajara in 1983. Dr. Calderon Perez holds Florida license ME 70874.
- NPI
- 1790755759NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486548229
- NPI enumeration date
- January 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (386) 254-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Santiago Willman Calderon Perez practices at Halifax Health Medical Center of Daytona Beach in Daytona Beach, Florida
Dr. Calderon Perez's primary practice is Halifax Health Medical Center of Daytona Beach, at 303 N Clyde Morris Blvd, Daytona Beach, FL 32114 in Volusia County. The practice phone is (386) 254-4000.
- Halifax Health Medical Center of Daytona Beach303 N Clyde Morris Blvd, Daytona Beach, FL 32114 · Volusia CountyPhone(386) 254-4000
Source: Dmand AI Affiliation Data
Dr. Santiago Willman Calderon Perez is affiliated with 6 sites of care and 1 medical group
Dr. Calderon Perez's primary practice is Halifax Health Medical Center of Daytona Beach in Daytona Beach, Florida, part of Halifax Health District. Dr. Calderon Perez is also affiliated with AdventHealth Daytona Beach. The medical group on file is Santiago W. Calderon, MD, PA. Dmand AI also links Dr. Calderon Perez to 3 more hospitals and 1 behavioral health center, 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. Santiago Willman Calderon Perez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Calderon Perez practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Halifax Health Medical Center of Daytona Beach | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Santiago Willman Calderon Perez is one of 692 infectious disease specialists in Florida
Infectious disease is Dr. Calderon Perez's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Calderon Perez is board certified in infectious disease by the American Board of Internal Medicine. Dmand AI has Dr. Calderon Perez's licenses on file in 2 states: Florida and Georgia.
Specialties and state licenses
- Infectious disease, FloridaPrimary
- Georgia license
Infectious disease specialists near Dr. Calderon Perez
Counts of infectious disease specialists 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. Santiago Willman Calderon Perez billed Medicare for 4,445 services in 2024
CMS data shows 4,445 Medicare services from Dr. Calderon Perez across 5 procedure codes in 2024, for 591 Medicare patients. Medicare paid $274,973 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Calderon Perez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5,0822024: 4,44513%
Dr. Calderon Perez compared with the Florida median for infectious disease specialists, 2024
- Dr. Calderon Perez
- Florida median
- Medicare services
- 4,445vs 9054.9 times
- Medicare patients
- 591vs 2952.0 times
- Part D claims
- 12vs 24495% below
Medians across 664 infectious disease specialists in Florida with Dmand AI profiles that report each measure.
Dr. Calderon Perez'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. Calderon Perez and other infectious disease specialists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Santiago Willman Calderon Perez treated 591 Medicare patients in 2024, average age 77
CMS counts 591 Medicare patients who saw Dr. Calderon Perez in 2024. The largest group is 75 to 84, with 209 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 3.31, 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. Calderon Perez's median patient age at 68, with 48% women.
Dr. Calderon Perez's Medicare patients by age, 2024
Dr. Calderon Perez's Medicare patients by sex, 2024
- Women29951%
- Men29249%
Chronic conditions among Dr. Calderon Perez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease67%
- Arthritis66%
- Heart failure60%
- Chronic kidney disease57%
- Mood disorders55%
- COPD54%
Share of Medicare patients with each condition. A patient can have several.
Dr. Calderon Perez'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
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Santiago Willman Calderon Perez wrote 18 Medicare Part D claims in 2024
In 2024, Dr. Calderon Perez wrote 18 Medicare Part D claims. 94% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $2,106 in total drug cost. In 2022, CMS named 12 claims across 1 drug.
Dr. Calderon Perez's Part D claims by kind of drug, 2024
- Generic17 claims94%
- Brand-name and other1 claims6%
Dr. Calderon Perez'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.
Drug classes CMS tracks in Dr. Calderon Perez's Part D claims, 2024
- Antibiotics94%17 of 18 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 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 122023: 12No change
Drugs named by CMS: 1 in 2023, 1 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. Santiago Willman Calderon Perez scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Calderon Perez for performance year 2024, reported individually. Dr. Calderon Perez accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
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. Santiago Willman Calderon Perez received $1,281 in industry payments from 2016 to 2024
CMS Open Payments shows 62 general payments to Dr. Calderon Perez from 11 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 98% of the total. Allergan Inc. paid the most, $427.
General payments to Dr. Calderon Perez by program year, 2016 to 2024
General payments to Dr. Calderon Perez by kind, 2016 to 2024
- Food and beverage$1,25898%
- Education$222%
Companies that paid Dr. Calderon Perez the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Santiago Willman Calderon Perez graduated from Universidad Autonoma de Guadalajara
Dr. Calderon Perez graduated from Universidad Autonoma de Guadalajara in 1983.
- Medical school
- Board certified in infectious disease
Source: Dmand AI Professional Profile Data
Dr. Santiago Willman Calderon Perez accepts plans from 8 insurance carriers
Dr. Calderon Perez is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- RI State Medicaid
Plan types Dr. Calderon Perez accepts, by number of carriers
- Medicare5
- PPO4
- Medicaid2
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Santiago Willman Calderon Perez'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)Clinician Public Reporting: Overall MIPS Performance (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. Santiago Willman Calderon Perez
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. Santiago Willman Calderon Perez's NPI number?
Dr. Santiago Willman Calderon Perez's NPI number is 1790755759. It was assigned on January 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Santiago Willman Calderon Perez?
Dr. Santiago Willman Calderon Perez is an infectious disease specialist in Daytona Beach, Florida. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Santiago Willman Calderon Perez practice?
Dr. Calderon Perez practices at 303 N Clyde Morris Blvd, Daytona Beach, FL 32114. Dr. Calderon Perez's primary practice is Halifax Health Medical Center of Daytona Beach in Daytona Beach, Florida, part of Halifax Health District. Dmand AI also links Dr. Calderon Perez to 3 hospitals and 1 behavioral health center.
What is Dr. Santiago Willman Calderon Perez's office phone number?
The practice phone on file for Dr. Calderon Perez is (386) 254-4000.
What is Dr. Santiago Willman Calderon Perez's medical license number?
Dr. Calderon Perez holds Florida license ME 70874, one of the licenses on file in 2 states.
Which states has Dr. Santiago Willman Calderon Perez been licensed in?
Dmand AI has state licenses on file for Dr. Calderon Perez in Florida (1996 to 2027) and Georgia (1998 to 2011).
Which hospitals is Dr. Santiago Willman Calderon Perez affiliated with?
Dr. Calderon Perez practices at Halifax Health Medical Center of Daytona Beach in Daytona Beach, Florida. Dr. Calderon Perez is also affiliated with AdventHealth Daytona Beach. Dmand AI links Dr. Calderon Perez to 3 more hospitals.
What medical group is Dr. Santiago Willman Calderon Perez part of?
Dr. Calderon Perez is linked to Santiago W. Calderon, MD, PA.
Does Dr. Santiago Willman Calderon Perez accept Medicare?
Yes. CMS data shows Dr. Calderon Perez billed Medicare for 4,445 services in 2024, and Dr. Calderon Perez accepts Medicare assignment.
What is Dr. Santiago Willman Calderon Perez's MIPS score?
Dr. Calderon Perez's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Santiago Willman Calderon Perez see?
CMS counts 591 Medicare patients who saw Dr. Calderon Perez in 2024, with an average age of 77.
Is Dr. Santiago Willman Calderon Perez board certified?
Yes. Dr. Calderon Perez is board certified in infectious disease by the American Board of Internal Medicine.
What services does Dr. Santiago Willman Calderon Perez bill to Medicare?
In 2024, Dr. Calderon Perez's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and hospital inpatient care (99222).
Where did Dr. Santiago Willman Calderon Perez go to medical school?
Dr. Calderon Perez graduated from Universidad Autonoma de Guadalajara in 1983.
What drugs does Dr. Santiago Willman Calderon Perez prescribe most?
In 2023 Medicare Part D data, Dr. Calderon Perez's most prescribed drugs by claims were Meropenem.
Has Dr. Santiago Willman Calderon Perez received payments from drug or device companies?
CMS Open Payments shows $1,281 in general payments to Dr. Calderon Perez from 11 companies from 2016 to 2024. The largest total came from Allergan Inc.
How long has Dr. Santiago Willman Calderon Perez been practicing?
Dr. Calderon Perez graduated from medical school in 1983, 43 years ago.
What insurance does Dr. Santiago Willman Calderon Perez accept?
Dr. Calderon Perez is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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