Dr. Kristopher N. Atzeff, MD

  • Libertyville, IL
  • Urologist
NPI1073577045PAC ID7214960640
Medicare services, 2024
4,858
Medicare patients, 2024
1,030
Part D claims, 2024
1,800
MIPS score, 2024
75
Hospital affiliations
5
Practice address
1800 Hollister Dr, Libertyville, IL 60048
Practice phone
Call (847) 549-1176
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Grand Oaks Surgical, S.C.

Libertyville, Illinois

See all 10 affiliations

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Dr. Kristopher N. Atzeff is a urologist in Libertyville, Illinois

Dr. Atzeff practices at Grand Oaks Surgical, S.C. in Libertyville, Illinois.

Dr. Atzeff's NPI, 1073577045, was assigned on April 14, 2006. Dr. Atzeff holds Illinois license 036-106288.

NPI and contact details
Medicare PAC ID
7214960640
NPI enumeration date
April 14, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(847) 549-1176
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
55
Medical school graduation
1997

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Kristopher N. Atzeff practices at Grand Oaks Surgical, S.C. in Libertyville, Illinois

Dr. Atzeff's primary practice is Grand Oaks Surgical, S.C., at 1800 Hollister Dr, Libertyville, IL 60048 in Lake County. The practice phone is (847) 549-1176.

  • Grand Oaks Surgical, S.C.
    1800 Hollister Dr, Libertyville, IL 60048 · Lake CountyPhone(847) 549-1176

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Kristopher N. Atzeff is affiliated with 8 sites of care and 2 medical groups

Dr. Atzeff's primary practice is Grand Oaks Surgical, S.C. in Libertyville, Illinois. Dr. Atzeff is also affiliated with Advocate Condell Medical Center. The medical group on file is UroPartners. Dmand AI also links Dr. Atzeff to 4 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 10 affiliations for Dr. Atzeff

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Kristopher N. Atzeff's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Atzeff practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Grand Oaks Surgical, S.C.Available with a free account
+7 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Kristopher N. Atzeff is one of 513 urologists in Illinois

Urology is Dr. Atzeff's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Atzeff is licensed in Illinois.

Specialties and state licenses

  • Urology, IllinoisPrimaryLicense 036-106288 · taxonomy 208800000X

Urologists near Dr. Atzeff

Counts of urologists with a Dmand AI profile, by place and practice. Each opens the list.

513urologists in Illinois
6urologists in Libertyville

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Kristopher N. Atzeff billed Medicare for 4,858 services in 2024

CMS data shows 4,858 Medicare services from Dr. Atzeff across 22 procedure codes in 2024, for 1,030 Medicare patients. Medicare paid $198,024 for them.

Medicare services, 20244,858
Medicare patients1,030
Paid by Medicare$198,024
Procedure codes22

Dr. Atzeff's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 1,4002024: 1,3494%
Office and hospital visits
2023: 1,3972024: 1,2947%
Lab and pathology
2023: 1,2112024: 1,1366%
Other services
2023: 02024: 926
Drugs given in the office
2023: 2,3802024: 8297%
Imaging
2023: 242024: 4692%
Tests and treatments
2023: 422024: 2540%

Where Dr. Atzeff's Medicare services took place, 2024

  • In an office4,73597%
  • In a facility1233%

Dr. Atzeff compared with the Illinois median for urologists, 2024

  • Dr. Atzeff
  • Illinois median
Medicare services
4,858vs 1,3233.7 times
Medicare patients
1,030vs 4902.1 times
Part D claims
1,721vs 3584.8 times

Medians across 498 urologists in Illinois with Dmand AI profiles that report each measure.

Dr. Atzeff'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.

See all procedures by Dr. Atzeff

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Kristopher N. Atzeff treated 1,030 Medicare patients in 2024, average age 77

CMS counts 1,030 Medicare patients who saw Dr. Atzeff in 2024. The largest group is 65 to 74, with 429 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Atzeff's median patient age at 71, with 16% women.

Medicare patients, 20241,030
Average age77
Average risk score1.15
Also on Medicaid3%

Dr. Atzeff's Medicare patients by age, 2024

Dr. Atzeff's Medicare patients by sex, 2024

  • Women15315%
  • Men87785%

Chronic conditions among Dr. Atzeff's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure74%
  3. Arthritis47%
  4. Cancer34%
  5. Ischemic heart disease31%
  6. Diabetes28%
  7. Chronic kidney disease22%
  8. Atrial fibrillation20%

Share of Medicare patients with each condition. A patient can have several.

Dr. Atzeff's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women16%
  • Men83%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Kristopher N. Atzeff wrote 1,800 Medicare Part D claims in 2024

In 2024, Dr. Atzeff wrote 1,800 Medicare Part D claims for 463 patients. 91% of them were for generic drugs. CMS names the drug for 1,721 of them, across 23 drugs with 11 or more claims each, at $460,304 in total drug cost. In 2023, CMS named 1,611 claims across 22 drugs.

Part D claims, 20241,800
Drugs named by CMS23
Total drug cost$460,304
Part D patients463

Dr. Atzeff's Part D claims by kind of drug, 2024

  • Generic1,639 claims91%
  • Brand-name161 claims9%

Dr. Atzeff'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.

Drug classes CMS tracks in Dr. Atzeff's Part D claims, 2024

  • Antibiotics11%204 of 1,800 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,6112024: 1,7217%

Drugs named by CMS: 23 in 2024, 22 in 2023.

See all prescribing by Dr. Atzeff

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

Dr. Kristopher N. Atzeff scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Atzeff for performance year 2024, reported as part of a group. Dr. Atzeff accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Atzeff as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Prostate resection: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Kristopher N. Atzeff received $2,256 in industry payments from 2016 to 2025

CMS Open Payments shows 100 general payments to Dr. Atzeff from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Astellas Pharma US Inc paid the most, $485.

General payments to Dr. Atzeff by program year, 2016 to 2025

General payments to Dr. Atzeff by kind, 2016 to 2025

$2.3Kin total
  • Food and beverage$2,03190%
  • Education$22510%

Companies that paid Dr. Atzeff the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Atzeff

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Kristopher N. Atzeff's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Kristopher N. Atzeff

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. Kristopher N. Atzeff's NPI number?

Dr. Kristopher N. Atzeff's NPI number is 1073577045. It was assigned on April 14, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Kristopher N. Atzeff?

Dr. Kristopher N. Atzeff is a urologist in Libertyville, Illinois. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).

Where does Dr. Kristopher N. Atzeff practice?

Dr. Atzeff practices at 1800 Hollister Dr, Libertyville, IL 60048. Dr. Atzeff's primary practice is Grand Oaks Surgical, S.C. in Libertyville, Illinois. Dmand AI also links Dr. Atzeff to 4 hospitals, 2 group practices and clinics and 1 medical group.

What is Dr. Kristopher N. Atzeff's office phone number?

The practice phone on file for Dr. Atzeff is (847) 549-1176.

What is Dr. Kristopher N. Atzeff's medical license number?

Dr. Atzeff holds Illinois license 036-106288.

Which hospitals is Dr. Kristopher N. Atzeff affiliated with?

Dr. Atzeff is affiliated with Advocate Condell Medical Center. Dmand AI links Dr. Atzeff to 4 more hospitals.

What medical group is Dr. Kristopher N. Atzeff part of?

Dr. Atzeff is linked to UroPartners. Dmand AI links Dr. Atzeff to 1 more medical group.

Does Dr. Kristopher N. Atzeff accept Medicare?

Yes. CMS data shows Dr. Atzeff billed Medicare for 4,858 services in 2024, and Dr. Atzeff accepts Medicare assignment.

Does Dr. Kristopher N. Atzeff offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Atzeff as offering telehealth services.

What is Dr. Kristopher N. Atzeff's MIPS score?

Dr. Atzeff's MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.

Show 5 more questionsShow fewer questions

How many Medicare patients does Dr. Kristopher N. Atzeff see?

CMS counts 1,030 Medicare patients who saw Dr. Atzeff in 2024, with an average age of 77.

What services does Dr. Kristopher N. Atzeff bill to Medicare?

In 2024, Dr. Atzeff's most billed Medicare services were lab and pathology test (81003), medicare service (G2211) and office visit, established patient (99214).

What drugs does Dr. Kristopher N. Atzeff prescribe most?

In 2024 Medicare Part D data, Dr. Atzeff's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Alfuzosin HCl ER.

Has Dr. Kristopher N. Atzeff received payments from drug or device companies?

CMS Open Payments shows $2,256 in general payments to Dr. Atzeff from 30 companies from 2016 to 2025. The largest total came from Astellas Pharma US Inc.

How long has Dr. Kristopher N. Atzeff been practicing?

Dr. Atzeff graduated from medical school in 1997, 29 years ago.

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