Dr. Alexander C. Perez, MD
- Part D claims, 2022
- 12
- Industry payments
- $482
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 3333 N Seminary St, Galesburg, IL 61401
- Practice phone
- Call (800) 998-5859
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Perez'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. Alexander C. Perez is a radiation oncologist in Galesburg, Illinois
Dr. Perez practices in Galesburg, Illinois.
Dr. Perez's NPI, 1487740734, was assigned on October 5, 2006. Dr. Perez holds Illinois license 036095593.
- NPI
- 1487740734NPI Registry (opens in a new tab)
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Practice phone
- (800) 998-5859
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Alexander C. Perez's practice address is in Galesburg, Illinois
Dr. Perez's practice address in the NPI Registry is 3333 N Seminary St, Galesburg, IL 61401, in Knox County. The practice phone is (800) 998-5859.
- NPI Registry address3333 N Seminary St, Galesburg, IL 61401 · Knox CountyPhone(800) 998-5859
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Alexander C. Perez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Perez practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Perez's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander C. Perez is one of 243 radiation oncologists in Illinois
Radiation oncology is Dr. Perez's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Perez is licensed in Illinois.
Specialties and state licenses
- Radiation oncology, IllinoisPrimary
Radiation oncologists near Dr. Perez
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. Alexander C. Perez wrote 12 Medicare Part D claims in 2022
In 2022, Dr. Perez wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $147 in total drug cost.
Dr. Perez's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Alexander C. Perez received $482 in industry payments from 2019 to 2025
CMS Open Payments shows 25 general payments to Dr. Perez from 15 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $67.
General payments to Dr. Perez by program year, 2019 to 2025
Companies that paid Dr. Perez the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alexander C. 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Dr. Alexander C. 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. Alexander C. Perez's NPI number?
Dr. Alexander C. Perez's NPI number is 1487740734. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander C. Perez?
Dr. Alexander C. Perez is a radiation oncologist in Galesburg, Illinois. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Alexander C. Perez practice?
Dr. Perez practices at 3333 N Seminary St, Galesburg, IL 61401.
What is Dr. Alexander C. Perez's office phone number?
The practice phone on file for Dr. Perez is (800) 998-5859.
What is Dr. Alexander C. Perez's medical license number?
Dr. Perez holds Illinois license 036095593.
What drugs does Dr. Alexander C. Perez prescribe most?
In 2022 Medicare Part D data, Dr. Perez's most prescribed drugs by claims were Tamsulosin HCl.
Has Dr. Alexander C. Perez received payments from drug or device companies?
CMS Open Payments shows $482 in general payments to Dr. Perez from 15 companies from 2019 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Alexander C. Perez been practicing?
Dr. Perez's NPI was assigned in 2006.
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