Dr. Robert W. Weller, MD
- Medicare services, 2024
- 5,674
- Medicare patients, 2024
- 987
- Part D claims, 2024
- 1,618
- Industry payments
- $2,968
- Affiliated sites
- 1
- Practice address
- 1025 Maine Street, Quincy, IL 62301
- Practice phone
- Call (217) 222-6550
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quincy Medical Group (Maine St)
Rural Health Clinic - Independent · Quincy, Illinois
Find Dr. Weller's professional email, personal email and mobile number
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Dr. Robert W. Weller is an ophthalmologist in Quincy, Illinois
Dr. Weller practices at Quincy Medical Group (Maine St) in Quincy, Illinois.
Dr. Weller's NPI, 1669445458, was assigned on February 10, 2006. Dr. Weller graduated from Baylor College of Medicine in 1987. Dr. Weller holds Illinois license 036104739.
- NPI
- 1669445458NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931105780
- NPI enumeration date
- February 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (217) 222-6550
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert W. Weller practices at Quincy Medical Group (Maine St) in Quincy, Illinois
Dr. Weller's primary practice is Quincy Medical Group (Maine St), at 1025 Maine Street, Quincy, IL 62301. The practice phone is (217) 222-6550.
- Quincy Medical Group (Maine St)1025 Maine Street, Quincy, IL 62301Phone(217) 222-6550
Source: Dmand AI Affiliation Data
Dr. Robert W. Weller is affiliated with 1 site of care and 1 medical group
Dr. Weller's primary practice is Quincy Medical Group (Maine St) in Quincy, Illinois. The medical group on file is Quincy Medical Group. Dr. Weller's employer is on file too: a rural health clinic (rhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert W. Weller's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weller practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quincy Medical Group (Maine St) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert W. Weller is one of 692 ophthalmologists in Illinois
Ophthalmology is Dr. Weller's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Weller is licensed in Illinois.
Specialties and state licenses
- Ophthalmology, IllinoisPrimary
Ophthalmologists near Dr. Weller
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. Robert W. Weller billed Medicare for 5,674 services in 2024
CMS data shows 5,674 Medicare services from Dr. Weller across 16 procedure codes in 2024, for 987 Medicare patients. Medicare paid $594,941 for them.
Dr. Weller's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,1792024: 2,74914%
- Drugs given in the office
- 2023: 5262024: 2,072294%
- Surgery
- 2023: 9362024: 76219%
- Office and hospital visits
- 2023: 1192024: 9124%
Where Dr. Weller's Medicare services took place, 2024
- In an office5,41495%
- In a facility2605%
Dr. Weller compared with the Illinois median for ophthalmologists, 2024
- Dr. Weller
- Illinois median
- Medicare services
- 5,674vs 1,5443.7 times
- Medicare patients
- 987vs 57771% above
- Part D claims
- 1,510vs 5822.6 times
Medians across 710 ophthalmologists in Illinois with Dmand AI profiles that report each measure.
Dr. Weller'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. Weller?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Weller and other ophthalmologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert W. Weller treated 987 Medicare patients in 2024, average age 78
CMS counts 987 Medicare patients who saw Dr. Weller in 2024. The largest group is 75 to 84, with 458 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Weller's median patient age at 76, with 57% women.
Dr. Weller's Medicare patients by age, 2024
Dr. Weller's Medicare patients by sex, 2024
- Women58359%
- Men40441%
Chronic conditions among Dr. Weller's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis49%
- Diabetes33%
- Chronic kidney disease26%
- Ischemic heart disease25%
- Atrial fibrillation19%
- COPD19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weller's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert W. Weller wrote 1,618 Medicare Part D claims in 2024
In 2024, Dr. Weller wrote 1,618 Medicare Part D claims for 313 patients. 69% of them were for generic drugs. CMS names the drug for 1,510 of them, across 16 drugs with 11 or more claims each, at $108,305 in total drug cost. In 2023, CMS named 1,479 claims across 15 drugs.
Dr. Weller's Part D claims by kind of drug, 2024
- Generic1,124 claims69%
- Brand-name494 claims31%
Dr. Weller'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. Weller's Part D claims, 2024
- Antibiotics1%13 of 1,618 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: 1,4792024: 1,5102%
Drugs named by CMS: 16 in 2024, 15 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 W. Weller ranks in the 82nd percentile for cataract surgery in Medicare
Dr. Weller accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 179 procedures of cataract surgery by Dr. Weller, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Weller ranks in Medicare procedure volume
- Cataract surgery
- 82nd percentile179 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert W. Weller received $2,968 in industry payments from 2016 to 2025
CMS Open Payments shows 89 general payments to Dr. Weller from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $939.
General payments to Dr. Weller by program year, 2016 to 2025
Companies that paid Dr. Weller 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. Robert W. Weller graduated from Baylor College of Medicine
Dr. Weller graduated from Baylor College of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert W. Weller'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)Doctors and Clinicians Utilization Data (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 W. Weller
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 W. Weller's NPI number?
Dr. Robert W. Weller's NPI number is 1669445458. It was assigned on February 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert W. Weller?
Dr. Robert W. Weller is an ophthalmologist in Quincy, Illinois. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Robert W. Weller practice?
Dr. Weller practices at 1025 Maine Street, Quincy, IL 62301. Dr. Weller's primary practice is Quincy Medical Group (Maine St) in Quincy, Illinois.
What is Dr. Robert W. Weller's office phone number?
The practice phone on file for Dr. Weller is (217) 222-6550.
What is Dr. Robert W. Weller's medical license number?
Dr. Weller holds Illinois license 036104739.
What medical group is Dr. Robert W. Weller part of?
Dr. Weller is linked to Quincy Medical Group.
Does Dr. Robert W. Weller accept Medicare?
Yes. CMS data shows Dr. Weller billed Medicare for 5,674 services in 2024, and Dr. Weller accepts Medicare assignment.
How many Medicare patients does Dr. Robert W. Weller see?
CMS counts 987 Medicare patients who saw Dr. Weller in 2024, with an average age of 78.
What services does Dr. Robert W. Weller bill to Medicare?
In 2024, Dr. Weller's most billed Medicare services were injected or infused drug (J2777), eye exam or test (92014) and eye exam or test (92012).
Where did Dr. Robert W. Weller go to medical school?
Dr. Weller graduated from Baylor College of Medicine in 1987.
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What drugs does Dr. Robert W. Weller prescribe most?
In 2024 Medicare Part D data, Dr. Weller's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Prednisolone Acetate.
Has Dr. Robert W. Weller received payments from drug or device companies?
CMS Open Payments shows $2,968 in general payments to Dr. Weller from 18 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Robert W. Weller been practicing?
Dr. Weller graduated from medical school in 1987, 39 years ago.
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