Dr. Randy A. Karger, MD
- Medicare services, 2024
- 600
- Medicare patients, 2024
- 241
- Part D claims, 2024
- 1,003
- MIPS score, 2024
- 86
- Hospital affiliations
- 1
- Practice address
- 701 South Dellwood Avenue, Cambridge, MN 55008
- Practice phone
- Call (763) 689-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Karger's professional email, personal email and mobile number
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Dr. Randy A. Karger is an ophthalmologist in Cambridge, Minnesota
Dr. Karger practices at Cambridge Medical Center in Cambridge, Minnesota, part of Sutter Health.
Dr. Karger's NPI, 1093787152, was assigned on February 3, 2006. Dr. Karger graduated from Mayo Medical School in 2002. Dr. Karger holds Minnesota license 45756.
- NPI
- 1093787152NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032115365
- NPI enumeration date
- February 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (763) 689-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Randy A. Karger practices at Cambridge Medical Center in Cambridge, Minnesota
Dr. Karger's primary practice is Cambridge Medical Center, at 701 South Dellwood Avenue, Cambridge, MN 55008 in Isanti County. The practice phone is (763) 689-7700.
- Cambridge Medical Center701 South Dellwood Avenue, Cambridge, MN 55008 · Isanti CountyPhone(763) 689-7700
Source: Dmand AI Affiliation Data
Dr. Randy A. Karger is affiliated with 1 site of care and 1 medical group
Dr. Karger's primary practice is Cambridge Medical Center in Cambridge, Minnesota, part of Sutter Health. The medical group on file is Buffalo Hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Randy A. Karger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karger practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cambridge Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Randy A. Karger is one of 346 ophthalmologists in Minnesota
Ophthalmology is Dr. Karger's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Karger is licensed in Minnesota.
Specialties and state licenses
- Ophthalmology, MinnesotaPrimary
Ophthalmologists near Dr. Karger
Counts of ophthalmologists 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. Randy A. Karger billed Medicare for 600 services in 2024
CMS data shows 600 Medicare services from Dr. Karger across 9 procedure codes in 2024, for 241 Medicare patients. Medicare paid $82,849 for them.
Dr. Karger's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3222024: 3065%
- Tests and treatments
- 2023: 1082024: 15342%
- Surgery
- 2023: 1622024: 14113%
Where Dr. Karger's Medicare services took place, 2024
- In an office49082%
- In a facility11018%
Dr. Karger compared with the Minnesota median for ophthalmologists, 2024
- Dr. Karger
- Minnesota median
- Medicare services
- 600vs 81026% below
- Medicare patients
- 241vs 32626% below
- Part D claims
- 920vs 51778% above
Medians across 364 ophthalmologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Karger'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Karger and other ophthalmologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Randy A. Karger treated 241 Medicare patients in 2024, average age 75
CMS counts 241 Medicare patients who saw Dr. Karger in 2024. The largest group is 65 to 74, with 100 patients. 73% of them have high blood pressure, and 62% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Karger's median patient age at 73, with 58% women.
Dr. Karger's Medicare patients by age, 2024
Dr. Karger's Medicare patients by sex, 2024
- Women15464%
- Men8736%
Chronic conditions among Dr. Karger's Medicare patients, 2024
- High blood pressure73%
- High cholesterol62%
- Arthritis38%
- Diabetes31%
- Ischemic heart disease25%
- Chronic kidney disease24%
- Mood disorders24%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karger'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
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Randy A. Karger wrote 1,003 Medicare Part D claims in 2024
In 2024, Dr. Karger wrote 1,003 Medicare Part D claims for 299 patients. 77% of them were for generic drugs. CMS names the drug for 920 of them, across 11 drugs with 11 or more claims each, at $17,269 in total drug cost. In 2023, CMS named 948 claims across 11 drugs.
Dr. Karger's Part D claims by kind of drug, 2024
- Generic768 claims77%
- Brand-name235 claims23%
Dr. Karger'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. Karger's Part D claims, 2024
- Antibiotics1%11 of 1,003 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: 9482024: 9203%
Drugs named by CMS: 11 in 2024, 11 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
Dr. Randy A. Karger scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Karger for performance year 2024, reported as part of a group. Dr. Karger accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 205 procedures of cataract surgery by Dr. Karger, more than 84% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Karger's MIPS scores, performance year 2024
- 86of 100Final score
- 72.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Karger ranks in Medicare procedure volume
- Cataract surgery
- 84th percentile205 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Randy A. Karger graduated from Mayo Medical School
Dr. Karger graduated from Mayo Medical School in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Randy A. Karger'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Randy A. Karger
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. Randy A. Karger's NPI number?
Dr. Randy A. Karger's NPI number is 1093787152. It was assigned on February 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Randy A. Karger?
Dr. Randy A. Karger is an ophthalmologist in Cambridge, Minnesota. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Randy A. Karger practice?
Dr. Karger practices at 701 South Dellwood Avenue, Cambridge, MN 55008. Dr. Karger's primary practice is Cambridge Medical Center in Cambridge, Minnesota, part of Sutter Health.
What is Dr. Randy A. Karger's office phone number?
The practice phone on file for Dr. Karger is (763) 689-7700.
What is Dr. Randy A. Karger's medical license number?
Dr. Karger holds Minnesota license 45756.
Which hospitals is Dr. Randy A. Karger affiliated with?
Dr. Karger practices at Cambridge Medical Center in Cambridge, Minnesota.
What medical group is Dr. Randy A. Karger part of?
Dr. Karger is linked to Buffalo Hospital.
Does Dr. Randy A. Karger accept Medicare?
Yes. CMS data shows Dr. Karger billed Medicare for 600 services in 2024, and Dr. Karger accepts Medicare assignment.
What is Dr. Randy A. Karger's MIPS score?
Dr. Karger's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Randy A. Karger see?
CMS counts 241 Medicare patients who saw Dr. Karger in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Dr. Randy A. Karger bill to Medicare?
In 2024, Dr. Karger's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and surgery: eye (66984).
Where did Dr. Randy A. Karger go to medical school?
Dr. Karger graduated from Mayo Medical School in 2002.
What drugs does Dr. Randy A. Karger prescribe most?
In 2024 Medicare Part D data, Dr. Karger's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Dorzolamide-Timolol.
How long has Dr. Randy A. Karger been practicing?
Dr. Karger graduated from medical school in 2002, 24 years ago.
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