Dr. Joshua Robert Trob, MD
- Medicare services, 2024
- 2,154
- Medicare patients, 2024
- 641
- Part D claims, 2024
- 433
- Hospital affiliations
- 6
- Industry payments
- $6,044
- Practice address
- 1272 American Way, Libertyville, IL 60048
- Practice phone
- Call (312) 654-2721
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Associates in Nephrology
Libertyville, Illinois
Find Dr. Trob'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. Joshua Robert Trob is a nephrologist in Libertyville, Illinois
Dr. Trob practices at Associates in Nephrology in Libertyville, Illinois.
Dr. Trob's NPI, 1548217144, was assigned on May 28, 2006. Dr. Trob graduated from Harvard Medical School in 1995. Dr. Trob holds Illinois license 036100394.
- NPI
- 1548217144NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628960549
- NPI enumeration date
- May 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (312) 654-2721
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joshua Robert Trob practices at Associates in Nephrology in Libertyville, Illinois
Dr. Trob's primary practice is Associates in Nephrology, at 1272 American Way, Libertyville, IL 60048 in Lake County. The practice phone is (312) 654-2721.
- Associates in Nephrology1272 American Way, Libertyville, IL 60048 · Lake CountyPhone(312) 654-2721
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joshua Robert Trob is affiliated with 14 sites of care and 2 medical groups
Dr. Trob's primary practice is Associates in Nephrology in Libertyville, Illinois. Dr. Trob is also affiliated with Advocate Condell Medical Center. The medical group on file is Associates in Nephrology. Dmand AI also links Dr. Trob to 5 more hospitals, 5 dialysis centers, 2 group practices and clinics and 1 medical group, each 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 Dr. Joshua Robert Trob's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Trob practices, 13 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Associates in Nephrology | Available with a free account |
| +13 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joshua Robert Trob is one of 534 nephrologists in Illinois
Nephrology is Dr. Trob's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Trob is licensed in Illinois.
Specialties and state licenses
- Nephrology, IllinoisPrimary
Nephrologists near Dr. Trob
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. Joshua Robert Trob billed Medicare for 2,154 services in 2024
CMS data shows 2,154 Medicare services from Dr. Trob across 10 procedure codes in 2024, for 641 Medicare patients. Medicare paid $171,298 for them.
Dr. Trob's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,5782024: 1,93725%
- Tests and treatments
- 2023: 2752024: 21721%
Where Dr. Trob's Medicare services took place, 2024
- In an office70032%
- In a facility1,45468%
Dr. Trob compared with the Illinois median for nephrologists, 2024
- Dr. Trob
- Illinois median
- Medicare services
- 2,154vs 1,28468% above
- Medicare patients
- 641vs 35780% above
- Part D claims
- 298vs 57848% below
Medians across 526 nephrologists in Illinois with Dmand AI profiles that report each measure.
Dr. Trob'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. Trob and other nephrologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joshua Robert Trob treated 641 Medicare patients in 2024, average age 77
CMS counts 641 Medicare patients who saw Dr. Trob in 2024. The largest group is 75 to 84, with 240 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 18% are also on Medicaid. Their average risk score is 3.07, 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. Trob's median patient age at 74, with 45% women.
Dr. Trob's Medicare patients by age, 2024
Dr. Trob's Medicare patients by sex, 2024
- Women30948%
- Men33252%
Chronic conditions among Dr. Trob's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Diabetes58%
- Ischemic heart disease56%
- Heart failure53%
- Atrial fibrillation44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Trob's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joshua Robert Trob wrote 433 Medicare Part D claims in 2024
In 2024, Dr. Trob wrote 433 Medicare Part D claims for 90 patients. 91% of them were for generic drugs. CMS names the drug for 298 of them, across 12 drugs with 11 or more claims each, at $29,382 in total drug cost. In 2023, CMS named 307 claims across 12 drugs.
Dr. Trob's Part D claims by kind of drug, 2024
- Generic393 claims91%
- Brand-name40 claims9%
Dr. Trob'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: 3072024: 2983%
Drugs named by CMS: 12 in 2024, 12 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. Joshua Robert Trob offers telehealth to Medicare patients
Dr. Trob accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Trob as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joshua Robert Trob received $6,044 in industry payments from 2016 to 2025
CMS Open Payments shows 296 general payments to Dr. Trob from 37 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Amgen Inc. paid the most, $895.
General payments to Dr. Trob by program year, 2016 to 2025
General payments to Dr. Trob by kind, 2016 to 2025
- Food and beverage$5,83997%
- Education$2053%
Companies that paid Dr. Trob the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joshua Robert Trob graduated from Harvard Medical School
Dr. Trob graduated from Harvard Medical School in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joshua Robert Trob'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 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) |
| 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. Joshua Robert Trob
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. Joshua Robert Trob's NPI number?
Dr. Joshua Robert Trob's NPI number is 1548217144. It was assigned on May 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joshua Robert Trob?
Dr. Joshua Robert Trob is a nephrologist in Libertyville, Illinois. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Joshua Robert Trob practice?
Dr. Trob practices at 1272 American Way, Libertyville, IL 60048. Dr. Trob's primary practice is Associates in Nephrology in Libertyville, Illinois. Dmand AI also links Dr. Trob to 5 hospitals, 5 dialysis centers, 2 group practices and clinics and 1 medical group.
What is Dr. Joshua Robert Trob's office phone number?
The practice phone on file for Dr. Trob is (312) 654-2721.
What is Dr. Joshua Robert Trob's medical license number?
Dr. Trob holds Illinois license 036100394.
Which hospitals is Dr. Joshua Robert Trob affiliated with?
Dr. Trob is affiliated with Advocate Condell Medical Center. Dmand AI links Dr. Trob to 5 more hospitals.
What medical group is Dr. Joshua Robert Trob part of?
Dr. Trob is linked to Associates in Nephrology. Dmand AI links Dr. Trob to 1 more medical group.
Does Dr. Joshua Robert Trob accept Medicare?
Yes. CMS data shows Dr. Trob billed Medicare for 2,154 services in 2024, and Dr. Trob accepts Medicare assignment.
Does Dr. Joshua Robert Trob offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Trob as offering telehealth services.
How many Medicare patients does Dr. Joshua Robert Trob see?
CMS counts 641 Medicare patients who saw Dr. Trob in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Joshua Robert Trob bill to Medicare?
In 2024, Dr. Trob's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Joshua Robert Trob go to medical school?
Dr. Trob graduated from Harvard Medical School in 1995.
What drugs does Dr. Joshua Robert Trob prescribe most?
In 2024 Medicare Part D data, Dr. Trob's most prescribed drugs by claims were Amlodipine Besylate, Furosemide and Potassium Chloride.
Has Dr. Joshua Robert Trob received payments from drug or device companies?
CMS Open Payments shows $6,044 in general payments to Dr. Trob from 37 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Joshua Robert Trob been practicing?
Dr. Trob graduated from medical school in 1995, 31 years ago.
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