Dr. Alejandro Javier Nieto Dominguez, MD
- Part D claims, 2024
- 152
- Industry payments
- $826
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 1901 W Harrison St, Chicago, IL 60612
- Practice phone
- Call (312) 864-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Nieto Dominguez'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. Alejandro Javier Nieto Dominguez is an internist in Chicago, Illinois
Dr. Nieto Dominguez practices in Chicago, Illinois.
Dr. Nieto Dominguez's NPI, 1114665049, was assigned on May 20, 2022. Dr. Nieto Dominguez holds Illinois license 125079892.
- NPI
- 1114665049NPI Registry (opens in a new tab)
- NPI enumeration date
- May 20, 2022
- NPI status
- Active
- Practice phone
- (312) 864-6000
- 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. Alejandro Javier Nieto Dominguez's practice address is in Chicago, Illinois
Dr. Nieto Dominguez's practice address in the NPI Registry is 1901 W Harrison St, Chicago, IL 60612, in Cook County. The practice phone is (312) 864-6000.
- NPI Registry address1901 W Harrison St, Chicago, IL 60612 · Cook CountyPhone(312) 864-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Alejandro Javier Nieto Dominguez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nieto Dominguez practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Nieto Dominguez's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alejandro Javier Nieto Dominguez is one of 5,652 internists in Illinois
Internal medicine is Dr. Nieto Dominguez's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nieto Dominguez is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Nieto Dominguez
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. Alejandro Javier Nieto Dominguez's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Nieto Dominguez's median patient age at 73, with 33% women.
Dr. Nieto Dominguez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Alejandro Javier Nieto Dominguez wrote 152 Medicare Part D claims in 2024
In 2024, Dr. Nieto Dominguez wrote 152 Medicare Part D claims for 28 patients. 75% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $115 in total drug cost. In 2023, CMS named 37 claims across 3 drugs.
Dr. Nieto Dominguez's Part D claims by kind of drug, 2024
- Generic114 claims75%
- Brand-name and other38 claims25%
Dr. Nieto Dominguez'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 372024: 1754%
Drugs named by CMS: 1 in 2024, 3 in 2023.
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. Alejandro Javier Nieto Dominguez received $826 in industry payments from 2023 to 2025
CMS Open Payments shows 7 general payments to Dr. Nieto Dominguez from 5 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Phathom Pharmaceuticals, Inc. paid the most, $283.
General payments to Dr. Nieto Dominguez by program year, 2023 to 2025
Companies that paid Dr. Nieto Dominguez the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alejandro Javier Nieto Dominguez'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 |
| 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. Alejandro Javier Nieto Dominguez
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What is Dr. Alejandro Javier Nieto Dominguez's NPI number?
Dr. Alejandro Javier Nieto Dominguez's NPI number is 1114665049. It was assigned on May 20, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Alejandro Javier Nieto Dominguez?
Dr. Alejandro Javier Nieto Dominguez is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Alejandro Javier Nieto Dominguez practice?
Dr. Nieto Dominguez practices at 1901 W Harrison St, Chicago, IL 60612.
What is Dr. Alejandro Javier Nieto Dominguez's office phone number?
The practice phone on file for Dr. Nieto Dominguez is (312) 864-6000.
What is Dr. Alejandro Javier Nieto Dominguez's medical license number?
Dr. Nieto Dominguez holds Illinois license 125079892.
What drugs does Dr. Alejandro Javier Nieto Dominguez prescribe most?
In 2024 Medicare Part D data, Dr. Nieto Dominguez's most prescribed drugs by claims were Carvedilol.
Has Dr. Alejandro Javier Nieto Dominguez received payments from drug or device companies?
CMS Open Payments shows $826 in general payments to Dr. Nieto Dominguez from 5 companies from 2023 to 2025. The largest total came from Phathom Pharmaceuticals, Inc.
How long has Dr. Alejandro Javier Nieto Dominguez been practicing?
Dr. Nieto Dominguez's NPI was assigned in 2022.
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