Andrea L. Lewis, CNS
- Medicare patients, 2024
- 55
- Part D claims, 2024
- 764
- Hospital affiliations
- 1
- Industry payments
- $219
- Medical group
- 1
- Practice address
- 120 W 22nd St, Oak Brook, IL 60523
- Practice phone
- Call (219) 762-5731
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Portage Dialysis Center
Oak Brook, Illinois
Find Andrea Lewis' 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.
Andrea L. Lewis is a nurse practitioner in Oak Brook, Illinois
Andrea Lewis practices at Portage Dialysis Center in Oak Brook, Illinois.
Andrea Lewis' NPI, 1568607133, was assigned on December 10, 2008. Andrea Lewis holds Indiana license 71002853A.
- NPI
- 1568607133NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234287400
- NPI enumeration date
- December 10, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (219) 762-5731
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Andrea L. Lewis practices at Portage Dialysis Center in Oak Brook, Illinois
Andrea Lewis' primary practice is Portage Dialysis Center, at 120 W 22nd St, Oak Brook, IL 60523 in Dupage County. The practice phone is (219) 762-5731.
- Portage Dialysis Center120 W 22nd St, Oak Brook, IL 60523 · Dupage CountyPhone(219) 762-5731
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Andrea L. Lewis is affiliated with 3 sites of care and 1 medical group
Andrea Lewis' primary practice is Portage Dialysis Center in Oak Brook, Illinois. Andrea Lewis is also affiliated with St. Mary Medical Center. The medical group on file is NANI - Nephrology Associates of Northern Illinois & Indiana. Dmand AI also links Andrea Lewis 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 Andrea L. Lewis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Andrea Lewis practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Portage Dialysis Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Andrea L. Lewis is one of 4,254 nurse practitioners in Illinois
Nurse practitioner is Andrea Lewis' primary specialty in the NPI Registry, under taxonomy code 363L00000X. Andrea Lewis is licensed in Indiana.
Specialties and state licenses
- Nurse practitioner, IndianaPrimary
Nurse practitioners near Andrea Lewis
Counts of nurse practitioners 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
Andrea L. Lewis treated 55 Medicare patients in 2024, average age 65
CMS counts 55 Medicare patients who saw Andrea Lewis in 2024. The largest group is under 65, with 21 patients. 75% of them have chronic kidney disease, and 75% have heart failure. 35% are also on Medicaid. Their average risk score is 8.58, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Andrea Lewis' median patient age at 67, with 36% women.
Andrea Lewis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Andrea Lewis' Medicare patients by sex, 2024
- Women2036%
- Men3564%
Chronic conditions among Andrea Lewis' Medicare patients, 2024
- Chronic kidney disease75%
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Diabetes71%
- Ischemic heart disease58%
- Arthritis49%
- Mood disorders44%
Share of Medicare patients with each condition. A patient can have several.
Andrea Lewis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women36%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Andrea L. Lewis wrote 764 Medicare Part D claims in 2024
In 2024, Andrea Lewis wrote 764 Medicare Part D claims for 120 patients. 65% of them were for generic drugs.
Andrea Lewis' Part D claims by kind of drug, 2024
- Generic495 claims65%
- Brand-name and other269 claims35%
Drug classes CMS tracks in Andrea Lewis' Part D claims, 2024
- Antibiotics4%27 of 764 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Andrea L. Lewis takes part in Medicare
Andrea Lewis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Andrea L. Lewis received $219 in industry payments in 2025
CMS Open Payments shows 8 general payments to Andrea Lewis from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Ardelyx, Inc. paid the most, $132.
Companies that paid Andrea Lewis 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 Andrea L. Lewis'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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) |
| 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 Andrea L. Lewis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Andrea L. Lewis' NPI number?
Andrea L. Lewis' NPI number is 1568607133. It was assigned on December 10, 2008, and it is active in the NPI Registry.
What does Andrea L. Lewis specialize in?
Andrea L. Lewis is a nurse practitioner in Oak Brook, Illinois. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Andrea L. Lewis practice?
Andrea Lewis practices at 120 W 22nd St, Oak Brook, IL 60523. Andrea Lewis' primary practice is Portage Dialysis Center in Oak Brook, Illinois. Dmand AI also links Andrea Lewis to 1 group practice or clinic.
What is Andrea L. Lewis' office phone number?
The practice phone on file for Andrea Lewis is (219) 762-5731.
What is Andrea L. Lewis' medical license number?
Andrea Lewis holds Indiana license 71002853A.
Which hospitals is Andrea L. Lewis affiliated with?
Andrea Lewis is affiliated with St. Mary Medical Center.
What medical group is Andrea L. Lewis part of?
Andrea Lewis is linked to NANI - Nephrology Associates of Northern Illinois & Indiana.
Does Andrea L. Lewis accept Medicare?
Yes. CMS lists Andrea Lewis as accepting Medicare assignment.
How many Medicare patients does Andrea L. Lewis see?
CMS counts 55 Medicare patients who saw Andrea Lewis in 2024, with an average age of 65.
Has Andrea L. Lewis received payments from drug or device companies?
CMS Open Payments shows $219 in general payments to Andrea Lewis from 4 companies from 2025 to 2025. The largest total came from Ardelyx, Inc.
How long has Andrea L. Lewis been practicing?
Andrea Lewis graduated from medical school in 2008, 18 years ago.
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