Dr. Robert A. Gerber, MD
- Medicare services, 2024
- 1,664
- Medicare patients, 2024
- 297
- Part D claims, 2024
- 4,872
- MIPS score, 2024
- 95
- Hospital affiliations
- 5
- Practice address
- 1475 E Belvidere Rd, Grayslake, IL 60030
- Practice phone
- Call (219) 789-9176
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lake Forest Endoscopy Center LLC
Grayslake, Illinois
Find Dr. Gerber'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. Robert A. Gerber is an internist in Grayslake, Illinois
Dr. Gerber practices at Lake Forest Endoscopy Center LLC in Grayslake, Illinois.
Dr. Gerber's NPI, 1568618296, was assigned on August 13, 2008. Dr. Gerber graduated from Loyola University of Chicago, Stritch School of Medicine in 2006. Dr. Gerber holds Illinois license 036125082.
- NPI
- 1568618296NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406033125
- NPI enumeration date
- August 13, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (219) 789-9176
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert A. Gerber practices at Lake Forest Endoscopy Center LLC in Grayslake, Illinois
Dr. Gerber's primary practice is Lake Forest Endoscopy Center LLC, at 1475 E Belvidere Rd, Grayslake, IL 60030 in Lake County. The practice phone is (219) 789-9176.
- Lake Forest Endoscopy Center LLC1475 E Belvidere Rd, Grayslake, IL 60030 · Lake CountyPhone(219) 789-9176
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert A. Gerber is affiliated with 8 sites of care and 2 medical groups
Dr. Gerber's primary practice is Lake Forest Endoscopy Center LLC in Grayslake, Illinois. Dr. Gerber is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Gerber to 4 more hospitals, 1 group practice or clinic, 1 home health agency 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. Robert A. Gerber's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gerber practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lake Forest Endoscopy Center LLC | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert A. Gerber is one of 5,652 internists in Illinois
Internal medicine is Dr. Gerber's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gerber is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Gerber
Counts of internists 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. Robert A. Gerber billed Medicare for 1,664 services in 2024
CMS data shows 1,664 Medicare services from Dr. Gerber across 13 procedure codes in 2024, for 297 Medicare patients. Medicare paid $105,288 for them. Every service was in an office.
Dr. Gerber's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 3232024: 58481%
- Office and hospital visits
- 2023: 4582024: 4999%
- Surgery
- 2023: 1802024: 23631%
- Lab and pathology
- 2023: 2372024: 20215%
- Tests and treatments
- 2023: 1682024: 14315%
Dr. Gerber compared with the Illinois median for internists, 2024
- Dr. Gerber
- Illinois median
- Medicare services
- 1,664vs 5662.9 times
- Medicare patients
- 297vs 20843% above
- Part D claims
- 4,301vs 28415.1 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Gerber'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. Gerber and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert A. Gerber treated 297 Medicare patients in 2024, average age 74
CMS counts 297 Medicare patients who saw Dr. Gerber in 2024. The largest group is 65 to 74, with 155 patients. 74% of them have high cholesterol, and 70% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gerber's median patient age at 70, with 46% women.
Dr. Gerber's Medicare patients by age, 2024
Dr. Gerber's Medicare patients by sex, 2024
- Women13947%
- Men15853%
Chronic conditions among Dr. Gerber's Medicare patients, 2024
- High cholesterol74%
- High blood pressure70%
- Arthritis43%
- Diabetes31%
- Ischemic heart disease29%
- Anxiety18%
- Atrial fibrillation18%
- Mood disorders18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gerber'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
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert A. Gerber wrote 4,872 Medicare Part D claims in 2024
In 2024, Dr. Gerber wrote 4,872 Medicare Part D claims for 410 patients. 85% of them were for generic drugs. CMS names the drug for 4,301 of them, across 80 drugs with 11 or more claims each, at $409,310 in total drug cost. In 2023, CMS named 3,702 claims across 77 drugs.
Dr. Gerber's Part D claims by kind of drug, 2024
- Generic4,164 claims85%
- Brand-name680 claims14%
- Other28 claims1%
Dr. Gerber'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. Gerber's Part D claims, 2024
- Opioids1%36 of 4,872 claims
- Antibiotics1%41 of 4,872 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: 3,7022024: 4,30116%
Drugs named by CMS: 80 in 2024, 77 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. Robert A. Gerber scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Gerber for performance year 2024, reported through an alternative payment model (APM). Dr. Gerber accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gerber as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Gerber's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Robert A. Gerber received $345 in industry payments from 2019 to 2024
CMS Open Payments shows 6 general payments to Dr. Gerber from 4 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $144.
General payments to Dr. Gerber by program year, 2019 to 2024
Companies that paid Dr. Gerber the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert A. Gerber graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Gerber graduated from Loyola University of Chicago, Stritch School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert A. Gerber'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)Clinician Public Reporting: Overall MIPS Performance (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. Robert A. Gerber
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. Robert A. Gerber's NPI number?
Dr. Robert A. Gerber's NPI number is 1568618296. It was assigned on August 13, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert A. Gerber?
Dr. Robert A. Gerber is an internist in Grayslake, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert A. Gerber practice?
Dr. Gerber practices at 1475 E Belvidere Rd, Grayslake, IL 60030. Dr. Gerber's primary practice is Lake Forest Endoscopy Center LLC in Grayslake, Illinois. Dmand AI also links Dr. Gerber to 4 hospitals, 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. Robert A. Gerber's office phone number?
The practice phone on file for Dr. Gerber is (219) 789-9176.
What is Dr. Robert A. Gerber's medical license number?
Dr. Gerber holds Illinois license 036125082.
Which hospitals is Dr. Robert A. Gerber affiliated with?
Dr. Gerber is affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links Dr. Gerber to 4 more hospitals.
What medical group is Dr. Robert A. Gerber part of?
Dr. Gerber is linked to Northwestern Medical Faculty Foundation. Dmand AI links Dr. Gerber to 1 more medical group.
Does Dr. Robert A. Gerber accept Medicare?
Yes. CMS data shows Dr. Gerber billed Medicare for 1,664 services in 2024, and Dr. Gerber accepts Medicare assignment.
Does Dr. Robert A. Gerber offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gerber as offering telehealth services.
What is Dr. Robert A. Gerber's MIPS score?
Dr. Gerber's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Robert A. Gerber see?
CMS counts 297 Medicare patients who saw Dr. Gerber in 2024, with an average age of 74.
What services does Dr. Robert A. Gerber bill to Medicare?
In 2024, Dr. Gerber's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and surgery: heart and blood vessels (36415).
Where did Dr. Robert A. Gerber go to medical school?
Dr. Gerber graduated from Loyola University of Chicago, Stritch School of Medicine in 2006.
What drugs does Dr. Robert A. Gerber prescribe most?
In 2024 Medicare Part D data, Dr. Gerber's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Levothyroxine Sodium.
Has Dr. Robert A. Gerber received payments from drug or device companies?
CMS Open Payments shows $345 in general payments to Dr. Gerber from 4 companies from 2019 to 2024. The largest total came from Abbott Laboratories.
How long has Dr. Robert A. Gerber been practicing?
Dr. Gerber graduated from medical school in 2006, 20 years ago.
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