Dr. Oscar Alejandro Ramirez Ramirez, MD
- Part D claims, 2024
- 287
- Industry payments
- $35
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 7974 Uw Health Ct, Middleton, WI 53562
- Practice phone
- Call (608) 263-7525
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UW Health University Hospital
Middleton, Wisconsin
Find Dr. Ramirez Ramirez'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. Oscar Alejandro Ramirez Ramirez is an internist in Middleton, Wisconsin
Dr. Ramirez Ramirez practices at UW Health University Hospital in Middleton, Wisconsin.
Dr. Ramirez Ramirez's NPI, 1871234799, was assigned on April 5, 2022. Dr. Ramirez Ramirez holds Wisconsin license 83384.
- NPI
- 1871234799NPI Registry (opens in a new tab)
- NPI enumeration date
- April 5, 2022
- NPI status
- Active
- Practice phone
- (608) 263-7525
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Oscar Alejandro Ramirez Ramirez practices at UW Health University Hospital in Middleton, Wisconsin
Dr. Ramirez Ramirez's primary practice is UW Health University Hospital, at 7974 Uw Health Ct, Middleton, WI 53562 in Dane County. The practice phone is (608) 263-7525.
- UW Health University Hospital7974 Uw Health Ct, Middleton, WI 53562 · Dane CountyPhone(608) 263-7525
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Oscar Alejandro Ramirez Ramirez is affiliated with 2 sites of care and 1 medical group
Dr. Ramirez Ramirez's primary practice is UW Health University Hospital in Middleton, Wisconsin. The medical group on file is UW Health. Dmand AI also links Dr. Ramirez Ramirez to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Oscar Alejandro Ramirez Ramirez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ramirez Ramirez practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UW Health University Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Oscar Alejandro Ramirez Ramirez is one of 1,675 internists in Wisconsin
Internal medicine is Dr. Ramirez Ramirez's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ramirez Ramirez is licensed in Wisconsin.
Specialties and state licenses
- Internal medicine, WisconsinPrimary
Internists near Dr. Ramirez Ramirez
Counts of internists 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. Oscar Alejandro Ramirez Ramirez's patients have a median age of 37
Across all payers, Dmand AI patient panel data puts Dr. Ramirez Ramirez's median patient age at 37, with 33% women.
Dr. Ramirez Ramirez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Oscar Alejandro Ramirez Ramirez wrote 287 Medicare Part D claims in 2024
In 2024, Dr. Ramirez Ramirez wrote 287 Medicare Part D claims for 54 patients. 83% of them were for generic drugs. CMS names the drug for 50 of them, across 4 drugs with 11 or more claims each, at $741 in total drug cost.
Dr. Ramirez Ramirez's Part D claims by kind of drug, 2024
- Generic239 claims83%
- Brand-name and other48 claims17%
Dr. Ramirez Ramirez'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.
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
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Dr. Oscar Alejandro Ramirez Ramirez received $35 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Ramirez Ramirez from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $35.
Companies that paid Dr. Ramirez Ramirez the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Oscar Alejandro Ramirez Ramirez'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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. Oscar Alejandro Ramirez Ramirez
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What is Dr. Oscar Alejandro Ramirez Ramirez's NPI number?
Dr. Oscar Alejandro Ramirez Ramirez's NPI number is 1871234799. It was assigned on April 5, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Oscar Alejandro Ramirez Ramirez?
Dr. Oscar Alejandro Ramirez Ramirez is an internist in Middleton, Wisconsin. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Oscar Alejandro Ramirez Ramirez practice?
Dr. Ramirez Ramirez practices at 7974 Uw Health Ct, Middleton, WI 53562. Dr. Ramirez Ramirez's primary practice is UW Health University Hospital in Middleton, Wisconsin. Dmand AI also links Dr. Ramirez Ramirez to 1 group practice or clinic.
What is Dr. Oscar Alejandro Ramirez Ramirez's office phone number?
The practice phone on file for Dr. Ramirez Ramirez is (608) 263-7525.
What is Dr. Oscar Alejandro Ramirez Ramirez's medical license number?
Dr. Ramirez Ramirez holds Wisconsin license 83384.
What medical group is Dr. Oscar Alejandro Ramirez Ramirez part of?
Dr. Ramirez Ramirez is linked to UW Health.
What drugs does Dr. Oscar Alejandro Ramirez Ramirez prescribe most?
In 2024 Medicare Part D data, Dr. Ramirez Ramirez's most prescribed drugs by claims were Atorvastatin Calcium, Fluticasone Propionate and Nitroglycerin.
Has Dr. Oscar Alejandro Ramirez Ramirez received payments from drug or device companies?
CMS Open Payments shows $35 in general payments to Dr. Ramirez Ramirez from 1 company from 2025 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Oscar Alejandro Ramirez Ramirez been practicing?
Dr. Ramirez Ramirez's NPI was assigned in 2022.
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