Dr. Robert Lee Fields, DO
- Medicare services, 2024
- 215
- Medicare patients, 2026
- 284
- Hospital affiliations
- 2
- Industry payments
- $170
- Medical groups
- 2
- Practice address
- 2250 26th Street Northwest, Owatonna, MN 55060
- Practice phone
- Call (507) 451-3850
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Robert Lee Fields is an anesthesiologist in Owatonna, Minnesota
Dr. Fields practices at Owatonna Hospital in Owatonna, Minnesota, part of Sutter Health.
Dr. Fields' NPI, 1902196439, was assigned on April 18, 2011. Dr. Fields graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2009. Dr. Fields holds Minnesota license 62137.
- NPI
- 1902196439NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365686128
- NPI enumeration date
- April 18, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (507) 451-3850
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Lee Fields practices at Owatonna Hospital in Owatonna, Minnesota
Dr. Fields' primary practice is Owatonna Hospital, at 2250 26th Street Northwest, Owatonna, MN 55060 in Steele County. The practice phone is (507) 451-3850.
- Owatonna Hospital2250 26th Street Northwest, Owatonna, MN 55060 · Steele CountyPhone(507) 451-3850
Source: Dmand AI Affiliation Data
Dr. Robert Lee Fields is affiliated with 2 sites of care and 2 medical groups
Dr. Fields' primary practice is Owatonna Hospital in Owatonna, Minnesota, part of Sutter Health. Dr. Fields is also affiliated with Abbott Northwestern Hospital. The medical group on file is Buffalo Hospital. Dmand AI also links Dr. Fields to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Lee Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Owatonna Hospital | 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 Lee Fields is one of 816 anesthesiologists in Minnesota
Anesthesiology is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Fields' licenses on file in 2 states: Minnesota and Missouri.
Specialties and state licenses
- Anesthesiology, MinnesotaPrimary
- Missouri license
Anesthesiologists near Dr. Fields
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. Robert Lee Fields billed Medicare for 215 services in 2024
CMS data shows 215 Medicare services from Dr. Fields across 10 procedure codes in 2024, for 284 Medicare patients. Medicare paid $12,719 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Fields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 1912024: 1844%
- Surgery
- 2023: 372024: 3116%
Dr. Fields compared with the Minnesota median for anesthesiologists, 2024
- Dr. Fields
- Minnesota median
- Medicare services
- 215vs 723.0 times
- Medicare patients
- 284vs 16275% above
Medians across 771 anesthesiologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Fields' 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. Fields?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fields and other anesthesiologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Lee Fields treated 284 Medicare patients in 2026, average age 72
CMS counts 284 Medicare patients who saw Dr. Fields in 2026. The largest group is 65 to 74, with 152 patients. 69% of them have high cholesterol, and 68% have high blood pressure. 10% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fields' median patient age at 61, with 53% women.
Dr. Fields' Medicare patients by age, 2026
Dr. Fields' Medicare patients by sex, 2026
- Women15053%
- Men13447%
Chronic conditions among Dr. Fields' Medicare patients, 2026
- High cholesterol69%
- High blood pressure68%
- Arthritis46%
- Chronic kidney disease29%
- Diabetes27%
- Mood disorders27%
- Depression26%
- Ischemic heart disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fields' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
How Dr. Robert Lee Fields takes part in Medicare
Dr. Fields 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. Robert Lee Fields received $170 in industry payments from 2016 to 2023
CMS Open Payments shows 5 general payments to Dr. Fields from 2 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $134.
General payments to Dr. Fields by program year, 2016 to 2023
Companies that paid Dr. Fields the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Lee Fields graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville
Dr. Fields graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Lee Fields'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) |
| 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 Lee Fields
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 Lee Fields' NPI number?
Dr. Robert Lee Fields' NPI number is 1902196439. It was assigned on April 18, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Lee Fields?
Dr. Robert Lee Fields is an anesthesiologist in Owatonna, Minnesota. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Robert Lee Fields practice?
Dr. Fields practices at 2250 26th Street Northwest, Owatonna, MN 55060. Dr. Fields' primary practice is Owatonna Hospital in Owatonna, Minnesota, part of Sutter Health. Dmand AI also links Dr. Fields to 1 medical group, and a free account names each one.
What is Dr. Robert Lee Fields' office phone number?
The practice phone on file for Dr. Fields is (507) 451-3850. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Robert Lee Fields' email address?
Dmand AI checks professional and personal email addresses for Dr. Fields through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Robert Lee Fields' medical license number?
Dr. Fields holds Minnesota license 62137, one of the licenses on file in 2 states.
Which states has Dr. Robert Lee Fields been licensed in?
Dmand AI has state licenses on file for Dr. Fields in Minnesota and Missouri.
Which hospitals is Dr. Robert Lee Fields affiliated with?
Dr. Fields practices at Owatonna Hospital in Owatonna, Minnesota. Dr. Fields is also affiliated with Abbott Northwestern Hospital.
What medical group is Dr. Robert Lee Fields part of?
Dr. Fields is linked to Buffalo Hospital. Dmand AI links Dr. Fields to 1 more medical group, named with a free account.
Who does Dr. Robert Lee Fields practice with?
Dmand AI links 4,516 HCPs to Dr. Fields' primary medical group, 65 of them anesthesiologists. A free account lists them, with verified contacts.
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Does Dr. Robert Lee Fields accept Medicare?
Yes. CMS data shows Dr. Fields billed Medicare for 215 services in 2024, and Dr. Fields accepts Medicare assignment.
How many Medicare patients does Dr. Robert Lee Fields see?
CMS counts 284 Medicare patients who saw Dr. Fields in 2026, with an average age of 72.
What services does Dr. Robert Lee Fields bill to Medicare?
In 2024, Dr. Fields' most billed Medicare services were anesthesia (00811), anesthesia (01810) and anesthesia (00812).
Where did Dr. Robert Lee Fields go to medical school?
Dr. Fields graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2009.
Has Dr. Robert Lee Fields received payments from drug or device companies?
CMS Open Payments shows $170 in general payments to Dr. Fields from 2 companies from 2016 to 2023. The largest total came from Stryker Corporation.
How long has Dr. Robert Lee Fields been practicing?
Dr. Fields graduated from medical school in 2009, 17 years ago.
What EHR does Dr. Robert Lee Fields' practice use?
Dmand AI tracks the EHR system at Owatonna Hospital and at 1 more site and 1 medical group. The vendor and product are available with a free Dmand AI account.
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