Dr. Garner Nelson Arnold, MD
- Medicare services, 2024
- 69
- Medicare patients, 2024
- 163
- Hospital affiliations
- 3
- Industry payments
- $81
- Medical groups
- 7
- Practice address
- 5666 East State Street, Rockford, IL 61108
- Practice phone
- Call (815) 226-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Garner Nelson Arnold is an anesthesiologist in Rockford, Illinois
Dr. Arnold practices at OSF Saint Anthony Medical Center in Rockford, Illinois, part of OSF HealthCare System.
Dr. Arnold's NPI, 1639464985, was assigned on June 15, 2011. Dr. Arnold holds Illinois license 036128017.
- NPI
- 1639464985NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264691567
- NPI enumeration date
- June 15, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 226-2000
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Garner Nelson Arnold practices at OSF Saint Anthony Medical Center in Rockford, Illinois
Dr. Arnold's primary practice is OSF Saint Anthony Medical Center, at 5666 East State Street, Rockford, IL 61108 in Winnebago County. The practice phone is (815) 226-2000.
- OSF Saint Anthony Medical Center5666 East State Street, Rockford, IL 61108 · Winnebago CountyPhone(815) 226-2000
Source: Dmand AI Affiliation Data
Dr. Garner Nelson Arnold is affiliated with 3 sites of care and 7 medical groups
Dr. Arnold's primary practice is OSF Saint Anthony Medical Center in Rockford, Illinois, part of OSF HealthCare System. Dr. Arnold is also affiliated with UChicago Medicine AdventHealth Hinsdale. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Dr. Arnold to 1 more hospital and 6 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Garner Nelson Arnold's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arnold practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Saint Anthony Medical Center | Available with a free account |
| +2 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Garner Nelson Arnold is one of 1,887 anesthesiologists in Illinois
Anesthesiology is Dr. Arnold's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Arnold is licensed in Illinois.
Specialties and state licenses
- Anesthesiology, IllinoisPrimary
Anesthesiologists near Dr. Arnold
Counts of anesthesiologists 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. Garner Nelson Arnold billed Medicare for 69 services in 2024
CMS data shows 69 Medicare services from Dr. Arnold across 4 procedure codes in 2024, for 163 Medicare patients. Medicare paid $5,328 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Arnold's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 1002024: 4357%
- Surgery
- 2023: 572024: 2654%
- Imaging
- 2023: 232024: 0100%
- Tests and treatments
- 2023: 232024: 0100%
Dr. Arnold compared with the Illinois median for anesthesiologists, 2024
- Dr. Arnold
- Illinois median
- Medicare services
- 69vs 9124% below
- Medicare patients
- 163vs 157Close to median
Medians across 1,742 anesthesiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Arnold'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. Arnold?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Arnold and other anesthesiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Garner Nelson Arnold treated 163 Medicare patients in 2024, average age 75
CMS counts 163 Medicare patients who saw Dr. Arnold in 2024. The largest group is 75 to 84, with 63 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.69, 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. Arnold's median patient age at 58, with 49% women.
Dr. Arnold's Medicare patients by age, 2024
Dr. Arnold's Medicare patients by sex, 2024
- Women8049%
- Men8351%
Chronic conditions among Dr. Arnold's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Diabetes45%
- Ischemic heart disease44%
- Chronic kidney disease42%
- Atrial fibrillation33%
- Heart failure33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Arnold's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Garner Nelson Arnold takes part in Medicare
Dr. Arnold accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Garner Nelson Arnold received $81 in industry payments from 2018 to 2025
CMS Open Payments shows 3 general payments to Dr. Arnold from 3 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $34.
General payments to Dr. Arnold by program year, 2018 to 2025
Companies that paid Dr. Arnold the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Garner Nelson Arnold'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) |
| 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) |
| 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. Garner Nelson Arnold
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. Garner Nelson Arnold's NPI number?
Dr. Garner Nelson Arnold's NPI number is 1639464985. It was assigned on June 15, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Garner Nelson Arnold?
Dr. Garner Nelson Arnold is an anesthesiologist in Rockford, Illinois. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Garner Nelson Arnold practice?
Dr. Arnold practices at 5666 East State Street, Rockford, IL 61108. Dr. Arnold's primary practice is OSF Saint Anthony Medical Center in Rockford, Illinois, part of OSF HealthCare System. Dmand AI also links Dr. Arnold to 1 hospital and 6 medical groups.
What is Dr. Garner Nelson Arnold's office phone number?
The practice phone on file for Dr. Arnold is (815) 226-2000.
What is Dr. Garner Nelson Arnold's medical license number?
Dr. Arnold holds Illinois license 036128017.
Which hospitals is Dr. Garner Nelson Arnold affiliated with?
Dr. Arnold practices at OSF Saint Anthony Medical Center in Rockford, Illinois. Dr. Arnold is also affiliated with UChicago Medicine AdventHealth Hinsdale. Dmand AI links Dr. Arnold to 1 more hospital.
What medical group is Dr. Garner Nelson Arnold part of?
Dr. Arnold is linked to Endeavor Health Medical Group. Dmand AI links Dr. Arnold to 6 more medical groups.
Does Dr. Garner Nelson Arnold accept Medicare?
Yes. CMS data shows Dr. Arnold billed Medicare for 69 services in 2024, and Dr. Arnold accepts Medicare assignment.
How many Medicare patients does Dr. Garner Nelson Arnold see?
CMS counts 163 Medicare patients who saw Dr. Arnold in 2024, with an average age of 75.
What services does Dr. Garner Nelson Arnold bill to Medicare?
In 2024, Dr. Arnold's most billed Medicare services were anesthesia (00731), anesthesia (00811) and surgery: heart and blood vessels (36620).
Has Dr. Garner Nelson Arnold received payments from drug or device companies?
CMS Open Payments shows $81 in general payments to Dr. Arnold from 3 companies from 2018 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Garner Nelson Arnold been practicing?
Dr. Arnold graduated from medical school in 2006, 20 years ago.
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