Dr. Robert Brian Gassert, MD
- Medicare services, 2024
- 92
- Medicare patients, 2024
- 133
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $20
- Practice address
- 1924 Alcoa Highway, Knoxville, TN 37920
- Practice phone
- Call (865) 305-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Robert Brian Gassert is an anesthesiologist in Knoxville, Tennessee
Dr. Gassert practices at The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical.
Dr. Gassert's NPI, 1518463173, was assigned on April 3, 2018. Dr. Gassert graduated from Medical College of Georgia School of Medicine in 2018. Dr. Gassert holds Tennessee license 60196.
- NPI
- 1518463173NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789935057
- NPI enumeration date
- April 3, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 305-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Brian Gassert practices at The University of Tennessee Medical Center in Knoxville, Tennessee
Dr. Gassert's primary practice is The University of Tennessee Medical Center, at 1924 Alcoa Highway, Knoxville, TN 37920 in Knox County. The practice phone is (865) 305-9000.
- The University of Tennessee Medical Center1924 Alcoa Highway, Knoxville, TN 37920 · Knox CountyPhone(865) 305-9000
Source: Dmand AI Affiliation Data
Dr. Robert Brian Gassert is affiliated with 1 site of care and 2 medical groups
Dr. Gassert's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. The medical group on file is University Anesthesiologists. Dmand AI also links Dr. Gassert 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 Brian Gassert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gassert practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Tennessee Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Ut Medical and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert Brian Gassert is one of 734 anesthesiologists in Tennessee
Anesthesiology is Dr. Gassert's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Gassert is licensed in Tennessee.
Specialties and state licenses
- Anesthesiology, TennesseePrimary
Anesthesiologists near Dr. Gassert
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 Brian Gassert billed Medicare for 92 services in 2024
CMS data shows 92 Medicare services from Dr. Gassert across 5 procedure codes in 2024, for 133 Medicare patients. Medicare paid $3,170 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gassert's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1312024: 7543%
- Imaging
- 2023: 222024: 1723%
- Anesthesia
- 2023: 112024: 0100%
Dr. Gassert compared with the Tennessee median for anesthesiologists, 2024
- Dr. Gassert
- Tennessee median
- Medicare services
- 92vs 8311% above
- Medicare patients
- 133vs 14710% below
Medians across 729 anesthesiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Gassert'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. Gassert?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gassert and other anesthesiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Brian Gassert treated 133 Medicare patients in 2024, average age 73
CMS counts 133 Medicare patients who saw Dr. Gassert in 2024. The largest group is 65 to 74, with 62 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.68, 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. Gassert's median patient age at 69, with 68% women.
Dr. Gassert's Medicare patients by age, 2024
Dr. Gassert's Medicare patients by sex, 2024
- Women6549%
- Men6851%
Chronic conditions among Dr. Gassert's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis58%
- Ischemic heart disease44%
- Chronic kidney disease38%
- Diabetes37%
- Anxiety35%
- Heart failure32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gassert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women68%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Robert Brian Gassert takes part in Medicare
Dr. Gassert 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 Brian Gassert has 1 publication on record
Dmand AI links 1 paper to Dr. Gassert in 2025. Dr. Gassert's most frequent co-author is Che Antonio Solla, MD.
Dr. Gassert's most frequent co-authors
Recent publications by Dr. Gassert
See who Dr. Gassert researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gassert works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Brian Gassert received $20 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Gassert from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $20.
Companies that paid Dr. Gassert the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Brian Gassert graduated from Medical College of Georgia School of Medicine
Dr. Gassert graduated from Medical College of Georgia School of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Brian Gassert'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Brian Gassert
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 Brian Gassert's NPI number?
Dr. Robert Brian Gassert's NPI number is 1518463173. It was assigned on April 3, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Brian Gassert?
Dr. Robert Brian Gassert is an anesthesiologist in Knoxville, Tennessee. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Robert Brian Gassert practice?
Dr. Gassert practices at 1924 Alcoa Highway, Knoxville, TN 37920. Dr. Gassert's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. Dmand AI also links Dr. Gassert to 1 medical group.
What is Dr. Robert Brian Gassert's office phone number?
The practice phone on file for Dr. Gassert is (865) 305-9000.
What is Dr. Robert Brian Gassert's medical license number?
Dr. Gassert holds Tennessee license 60196.
Which hospitals is Dr. Robert Brian Gassert affiliated with?
Dr. Gassert practices at The University of Tennessee Medical Center in Knoxville, Tennessee.
What medical group is Dr. Robert Brian Gassert part of?
Dr. Gassert is linked to University Anesthesiologists. Dmand AI links Dr. Gassert to 1 more medical group.
Does Dr. Robert Brian Gassert accept Medicare?
Yes. CMS data shows Dr. Gassert billed Medicare for 92 services in 2024, and Dr. Gassert accepts Medicare assignment.
How many Medicare patients does Dr. Robert Brian Gassert see?
CMS counts 133 Medicare patients who saw Dr. Gassert in 2024, with an average age of 73.
What services does Dr. Robert Brian Gassert bill to Medicare?
In 2024, Dr. Gassert's most billed Medicare services were surgery: heart and blood vessels (36620), surgery: brain, spine and nerves (64447) and ultrasound (76937).
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Where did Dr. Robert Brian Gassert go to medical school?
Dr. Gassert graduated from Medical College of Georgia School of Medicine in 2018.
Has Dr. Robert Brian Gassert received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Gassert from 1 company from 2019 to 2019. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Robert Brian Gassert been practicing?
Dr. Gassert graduated from medical school in 2018, 8 years ago.
Does Dr. Robert Brian Gassert do research?
Dmand AI links 1 publication to Dr. Gassert.
Who does Dr. Robert Brian Gassert publish with?
Dr. Gassert's most frequent co-authors are Che Antonio Solla, MD (1 shared paper).
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