Dr. Martin J. Finn, MD
- Medicare services, 2024
- 1,327
- Medicare patients, 2024
- 315
- Part D claims, 2024
- 228
- Hospital affiliations
- 3
- Industry payments
- $5,911
- Practice address
- 120 W 22nd St, Oak Brook, IL 60523
- Practice phone
- Call (708) 344-6122
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fresenius Medical Care North Avenue
Oak Brook, Illinois
Find Dr. Finn'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. Martin J. Finn is a nephrologist in Oak Brook, Illinois
Dr. Finn practices at Fresenius Medical Care North Avenue in Oak Brook, Illinois.
Dr. Finn's NPI, 1922005792, was assigned on July 7, 2005. Dr. Finn graduated from Loyola University Chicago Stritch School of Medicine in 1982. Dr. Finn holds Illinois license 036068656.
- NPI
- 1922005792NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204720972
- NPI enumeration date
- July 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 344-6122
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Martin J. Finn practices at Fresenius Medical Care North Avenue in Oak Brook, Illinois
Dr. Finn's primary practice is Fresenius Medical Care North Avenue, at 120 W 22nd St, Oak Brook, IL 60523 in Dupage County. The practice phone is (708) 344-6122.
- Fresenius Medical Care North Avenue120 W 22nd St, Oak Brook, IL 60523 · Dupage CountyPhone(708) 344-6122
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Martin J. Finn is affiliated with 7 sites of care and 1 medical group
Dr. Finn's primary practice is Fresenius Medical Care North Avenue in Oak Brook, Illinois. Dr. Finn is also affiliated with Rush Oak Park Hospital. The medical group on file is Nephrology Associates of Northern Illinois and Indiana (NANI). Dmand AI also links Dr. Finn to 2 more hospitals, 2 dialysis centers and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Martin J. Finn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Finn practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fresenius Medical Care North Avenue | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Martin J. Finn is one of 534 nephrologists in Illinois
Nephrology is Dr. Finn's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Finn is board certified in internal medicine by the American Board of Internal Medicine. Dr. Finn is licensed in Illinois.
Specialties and state licenses
- Nephrology, IllinoisPrimary
Clinical focus
Dmand AI lists chronic anemia and chronic kidney disease among the conditions Dr. Finn treats.
Nephrologists near Dr. Finn
Counts of nephrologists 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. Martin J. Finn billed Medicare for 1,327 services in 2024
CMS data shows 1,327 Medicare services from Dr. Finn across 8 procedure codes in 2024, for 315 Medicare patients. Medicare paid $220,772 for them.
Dr. Finn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7852024: 67614%
- Office and hospital visits
- 2023: 5672024: 6169%
- Other services
- 2023: 02024: 35
Where Dr. Finn's Medicare services took place, 2024
- In an office73555%
- In a facility59245%
Dr. Finn compared with the Illinois median for nephrologists, 2024
- Dr. Finn
- Illinois median
- Medicare services
- 1,327vs 1,284Close to median
- Medicare patients
- 315vs 35712% below
- Part D claims
- 82vs 57886% below
Medians across 526 nephrologists in Illinois with Dmand AI profiles that report each measure.
Dr. Finn'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.
Need commercial claims for Dr. Finn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Finn and other nephrologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Martin J. Finn treated 315 Medicare patients in 2024, average age 71
CMS counts 315 Medicare patients who saw Dr. Finn in 2024. The largest group is 75 to 84, with 104 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 56% are also on Medicaid. Their average risk score is 6.25, 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. Finn's median patient age at 70, with 44% women.
Dr. Finn's Medicare patients by age, 2024
Dr. Finn's Medicare patients by sex, 2024
- Women16552%
- Men15048%
Chronic conditions among Dr. Finn's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Heart failure70%
- Diabetes69%
- Ischemic heart disease64%
- Arthritis55%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Finn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Martin J. Finn wrote 228 Medicare Part D claims in 2024
In 2024, Dr. Finn wrote 228 Medicare Part D claims for 59 patients. 72% of them were for generic drugs. CMS names the drug for 82 of them, across 5 drugs with 11 or more claims each, at $66,432 in total drug cost. In 2023, CMS named 120 claims across 5 drugs.
Dr. Finn's Part D claims by kind of drug, 2024
- Generic164 claims72%
- Brand-name64 claims28%
Dr. Finn'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: 1202024: 8232%
Drugs named by CMS: 5 in 2024, 5 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
How Dr. Martin J. Finn takes part in Medicare
Dr. Finn 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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Dr. Martin J. Finn received $5,911 in industry payments from 2016 to 2023
CMS Open Payments shows 104 general payments to Dr. Finn from 9 drug and device companies from 2016 to 2023. Honoraria make up the largest share, 51% of the total. Fresenius USA Marketing, Inc. paid the most, $4,523.
General payments to Dr. Finn by program year, 2016 to 2023
General payments to Dr. Finn by kind, 2016 to 2023
- Honoraria$3,00051%
- Food and beverage$2,12836%
- Travel and lodging$65511%
- Education$1282%
Companies that paid Dr. Finn the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Martin J. Finn has 1 award and honors on record
Dmand AI lists 1 award for Dr. Finn, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Finn
- 2012
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Martin J. Finn graduated from Loyola University Chicago Stritch School of Medicine
Dr. Finn graduated from Loyola University Chicago Stritch School of Medicine in 1982.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Martin J. Finn accepts plans from 17 insurance carriers
Dr. Finn is in network with 17 carriers, including Elevance, Aetna and HCSC. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Aetna
- HCSC
- Blue Cross Blue Shield of Michigan
- Cigna
- United Healthcare
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Finn accepts, by number of carriers
- PPO11
- Medicare10
- HMO9
- POS7
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Martin J. Finn'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Martin J. Finn
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. Martin J. Finn's NPI number?
Dr. Martin J. Finn's NPI number is 1922005792. It was assigned on July 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Martin J. Finn?
Dr. Martin J. Finn is a nephrologist in Oak Brook, Illinois. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Martin J. Finn practice?
Dr. Finn practices at 120 W 22nd St, Oak Brook, IL 60523. Dr. Finn's primary practice is Fresenius Medical Care North Avenue in Oak Brook, Illinois. Dmand AI also links Dr. Finn to 2 hospitals, 2 dialysis centers and 1 group practice or clinic.
What is Dr. Martin J. Finn's office phone number?
The practice phone on file for Dr. Finn is (708) 344-6122.
What is Dr. Martin J. Finn's medical license number?
Dr. Finn holds Illinois license 036068656.
Which hospitals is Dr. Martin J. Finn affiliated with?
Dr. Finn is affiliated with Rush Oak Park Hospital. Dmand AI links Dr. Finn to 2 more hospitals.
What medical group is Dr. Martin J. Finn part of?
Dr. Finn is linked to Nephrology Associates of Northern Illinois and Indiana (NANI).
Does Dr. Martin J. Finn accept Medicare?
Yes. CMS data shows Dr. Finn billed Medicare for 1,327 services in 2024, and Dr. Finn accepts Medicare assignment.
How many Medicare patients does Dr. Martin J. Finn see?
CMS counts 315 Medicare patients who saw Dr. Finn in 2024, with an average age of 71.
Is Dr. Martin J. Finn board certified?
Yes. Dr. Finn is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Martin J. Finn bill to Medicare?
In 2024, Dr. Finn's most billed Medicare services were dialysis (90960), hospital inpatient care (99232) and hospital inpatient care (99222).
Where did Dr. Martin J. Finn go to medical school?
Dr. Finn graduated from Loyola University Chicago Stritch School of Medicine in 1982.
What drugs does Dr. Martin J. Finn prescribe most?
In 2024 Medicare Part D data, Dr. Finn's most prescribed drugs by claims were Velphoro, Sevelamer Carbonate and Amlodipine Besylate.
Has Dr. Martin J. Finn received payments from drug or device companies?
CMS Open Payments shows $5,911 in general payments to Dr. Finn from 9 companies from 2016 to 2023. The largest total came from Fresenius USA Marketing, Inc.
How long has Dr. Martin J. Finn been practicing?
Dr. Finn graduated from medical school in 1982, 44 years ago.
What insurance does Dr. Martin J. Finn accept?
Dr. Finn is in network with 17 carriers, including Elevance, Aetna and HCSC. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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