Dr. Robert Mark Rummel, MD, PhD
- Medicare services, 2024
- 3,925
- Medicare patients, 2024
- 1,794
- Part D claims, 2024
- 2,249
- Hospital affiliations
- 1
- Industry payments
- $516
- Practice address
- 1022 Willow Creek Road, Suites 103 And 104, Prescott, AZ 86301
- Practice phone
- Call (928) 445-1341
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rummel Eye Care
Surgery Center - Medicare-Certified · Prescott, Arizona
Find Dr. Rummel's professional email, personal email and mobile number
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Dr. Robert Mark Rummel is an ophthalmologist in Prescott, Arizona
Dr. Rummel practices at Rummel Eye Care in Prescott, Arizona.
Dr. Rummel's NPI, 1033167093, was assigned on May 4, 2006. Dr. Rummel graduated from University of Arizona College of Medicine in 1980. Dr. Rummel holds Arizona license 14391.
- NPI
- 1033167093NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133017361
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 445-1341
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Mark Rummel practices at Rummel Eye Care in Prescott, Arizona
Dr. Rummel's primary practice is Rummel Eye Care, at 1022 Willow Creek Road, Suites 103 And 104, Prescott, AZ 86301. The practice phone is (928) 445-1341.
- Rummel Eye Care1022 Willow Creek Road, Suites 103 And 104, Prescott, AZ 86301Phone(928) 445-1341
Source: Dmand AI Affiliation Data
Dr. Robert Mark Rummel is affiliated with 2 sites of care and 1 medical group
Dr. Rummel's primary practice is Rummel Eye Care in Prescott, Arizona. Dr. Rummel is also affiliated with Dignity Health, Yavapai Regional Medical Center West. Dmand AI also links Dr. Rummel to 1 more medical group, named with a free account. Dr. Rummel's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Mark Rummel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rummel practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rummel Eye Care | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Mark Rummel is one of 293 ophthalmologists in Arizona
Ophthalmology is Dr. Rummel's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Rummel is licensed in Arizona.
Specialties and state licenses
- Ophthalmology, ArizonaPrimary
Ophthalmologists near Dr. Rummel
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 Mark Rummel billed Medicare for 3,925 services in 2024
CMS data shows 3,925 Medicare services from Dr. Rummel across 19 procedure codes in 2024, for 1,794 Medicare patients. Medicare paid $362,280 for them.
Dr. Rummel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,1062024: 2,34711%
- Office and hospital visits
- 2023: 1,3052024: 1,14212%
- Surgery
- 2023: 4092024: 4367%
- Imaging
- 2023: 162024: 0100%
Where Dr. Rummel's Medicare services took place, 2024
- In an office3,50589%
- In a facility42011%
Dr. Rummel compared with the Arizona median for ophthalmologists, 2024
- Dr. Rummel
- Arizona median
- Medicare services
- 3,925vs 1,7092.3 times
- Medicare patients
- 1,794vs 5913.0 times
- Part D claims
- 2,178vs 6543.3 times
Medians across 293 ophthalmologists in Arizona with Dmand AI profiles that report each measure.
Dr. Rummel'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. Rummel and other ophthalmologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Mark Rummel treated 1,794 Medicare patients in 2024, average age 77
CMS counts 1,794 Medicare patients who saw Dr. Rummel in 2024. The largest group is 75 to 84, with 862 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 2% are also on Medicaid. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rummel's median patient age at 76, with 59% women.
Dr. Rummel's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rummel's Medicare patients by sex, 2024
- Women1,05859%
- Men73641%
Chronic conditions among Dr. Rummel's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis47%
- Ischemic heart disease28%
- Chronic kidney disease24%
- Diabetes24%
- Osteoporosis21%
- Anxiety17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rummel'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
- Women59%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Mark Rummel wrote 2,249 Medicare Part D claims in 2024
In 2024, Dr. Rummel wrote 2,249 Medicare Part D claims for 653 patients. 57% of them were for generic drugs. CMS names the drug for 2,178 of them, across 17 drugs with 11 or more claims each, at $124,257 in total drug cost. In 2023, CMS named 1,999 claims across 16 drugs.
Dr. Rummel's Part D claims by kind of drug, 2024
- Generic1,289 claims57%
- Brand-name960 claims43%
Dr. Rummel'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. Rummel's Part D claims, 2024
- Antibiotics1%30 of 2,249 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: 1,9992024: 2,1789%
Drugs named by CMS: 17 in 2024, 16 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 Mark Rummel ranks in the 90th percentile for cataract surgery in Medicare
Dr. Rummel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 314 procedures of cataract surgery by Dr. Rummel, more than 90% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Rummel ranks in Medicare procedure volume
- Cataract surgery
- 90th percentile314 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert Mark Rummel received $516 in industry payments from 2018 to 2024
CMS Open Payments shows 16 general payments to Dr. Rummel from 7 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 64% of the total. Alcon Laboratories Inc paid the most, $189.
General payments to Dr. Rummel by program year, 2018 to 2024
General payments to Dr. Rummel by kind, 2018 to 2024
- Food and beverage$33164%
- Speaker and faculty fees$18636%
Companies that paid Dr. Rummel the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Mark Rummel graduated from University of Arizona College of Medicine
Dr. Rummel graduated from University of Arizona College of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Mark Rummel'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 Mark Rummel
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 Mark Rummel's NPI number?
Dr. Robert Mark Rummel's NPI number is 1033167093. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Mark Rummel?
Dr. Robert Mark Rummel is an ophthalmologist in Prescott, Arizona. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Robert Mark Rummel practice?
Dr. Rummel practices at 1022 Willow Creek Road, Suites 103 And 104, Prescott, AZ 86301. Dr. Rummel's primary practice is Rummel Eye Care in Prescott, Arizona. Dmand AI also links Dr. Rummel to 1 medical group.
What is Dr. Robert Mark Rummel's office phone number?
The practice phone on file for Dr. Rummel is (928) 445-1341.
What is Dr. Robert Mark Rummel's medical license number?
Dr. Rummel holds Arizona license 14391.
Which hospitals is Dr. Robert Mark Rummel affiliated with?
Dr. Rummel is affiliated with Dignity Health, Yavapai Regional Medical Center West.
Does Dr. Robert Mark Rummel accept Medicare?
Yes. CMS data shows Dr. Rummel billed Medicare for 3,925 services in 2024, and Dr. Rummel accepts Medicare assignment.
How many Medicare patients does Dr. Robert Mark Rummel see?
CMS counts 1,794 Medicare patients who saw Dr. Rummel in 2024, with an average age of 77.
What services does Dr. Robert Mark Rummel bill to Medicare?
In 2024, Dr. Rummel's most billed Medicare services were eye exam or test (92014), office visit, established patient (99214) and office visit, established patient (99211).
Where did Dr. Robert Mark Rummel go to medical school?
Dr. Rummel graduated from University of Arizona College of Medicine in 1980.
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What drugs does Dr. Robert Mark Rummel prescribe most?
In 2024 Medicare Part D data, Dr. Rummel's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Moxifloxacin.
Has Dr. Robert Mark Rummel received payments from drug or device companies?
CMS Open Payments shows $516 in general payments to Dr. Rummel from 7 companies from 2018 to 2024. The largest total came from Alcon Laboratories Inc.
How long has Dr. Robert Mark Rummel been practicing?
Dr. Rummel graduated from medical school in 1980, 46 years ago.
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