Dr. Peter Mathis Shell, MD
- Medicare services, 2024
- 11
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 56
- Hospital affiliations
- 1
- Medical groups
- 2
- 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. Peter Mathis Shell is an internist in Knoxville, Tennessee
Dr. Shell practices at The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical.
Dr. Shell's NPI, 1225100050, was assigned on November 15, 2006. Dr. Shell graduated from University of Tennessee, Hsc, College of Medicine in 1988. Dr. Shell holds North Carolina license 200300881.
- NPI
- 1225100050NPI Registry (opens in a new tab)
- NPI enumeration date
- November 15, 2006
- NPI status
- Active
- Practice phone
- (865) 305-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Peter Mathis Shell practices at The University of Tennessee Medical Center in Knoxville, Tennessee
Dr. Shell'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. Peter Mathis Shell is affiliated with 2 sites of care and 2 medical groups
Dr. Shell's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. The medical group on file is Cherokee Indian Hospital. Dmand AI also links Dr. Shell to 1 more group practice or clinic and 1 medical group, 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. Peter Mathis Shell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shell practices, 2 sites in all. 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 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter Mathis Shell is one of 2,427 internists in Tennessee
Internal medicine is Dr. Shell's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shell is licensed in North Carolina.
Specialties and state licenses
- Internal medicine, North CarolinaPrimary
Internists near Dr. Shell
Counts of internists 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. Peter Mathis Shell billed Medicare for 11 services in 2024
CMS data shows 11 Medicare services from Dr. Shell across 1 procedure code in 2024, for 25 Medicare patients. Medicare paid $891 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Shell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 542024: 1180%
Dr. Shell compared with the Tennessee median for internists, 2024
- Dr. Shell
- Tennessee median
- Medicare services
- 11vs 67198% below
- Medicare patients
- 25vs 22289% below
- Part D claims
- 38vs 33489% below
Medians across 2,462 internists in Tennessee with Dmand AI profiles that report each measure.
Dr. Shell'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. Shell and other internists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter Mathis Shell treated 25 Medicare patients in 2024, average age 74
CMS counts 25 Medicare patients who saw Dr. Shell in 2024. The largest group is 75 to 84, with 11 patients. 75% of them have high blood pressure, and 68% have diabetes. Their average risk score is 2.28, 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. Shell's median patient age at 88, with 100% women.
Dr. Shell's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Shell's Medicare patients by sex, 2024
- Women1248%
- Men1352%
Chronic conditions among Dr. Shell's Medicare patients, 2024
- High blood pressure75%
- Diabetes68%
- High cholesterol68%
- Tobacco use44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Shell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 88
Patient panel by sex, all payers
- Women100%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter Mathis Shell wrote 56 Medicare Part D claims in 2024
In 2024, Dr. Shell wrote 56 Medicare Part D claims. 89% of them were for generic drugs. CMS names the drug for 38 of them, across 3 drugs with 11 or more claims each, at $286 in total drug cost. In 2020, CMS named 59 claims across 4 drugs.
Dr. Shell's Part D claims by kind of drug, 2024
- Generic50 claims89%
- Brand-name and other6 claims11%
Dr. Shell's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 592021: 3836%
Drugs named by CMS: 3 in 2021, 4 in 2020.
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
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Dr. Peter Mathis Shell graduated from University of Tennessee, Hsc, College of Medicine
Dr. Shell graduated from University of Tennessee, Hsc, College of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter Mathis Shell'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) |
| 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. Peter Mathis Shell
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What is Dr. Peter Mathis Shell's NPI number?
Dr. Peter Mathis Shell's NPI number is 1225100050. It was assigned on November 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Mathis Shell?
Dr. Peter Mathis Shell is an internist in Knoxville, Tennessee. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peter Mathis Shell practice?
Dr. Shell practices at 1924 Alcoa Highway, Knoxville, TN 37920. Dr. Shell's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. Dmand AI also links Dr. Shell to 1 group practice or clinic and 1 medical group.
What is Dr. Peter Mathis Shell's office phone number?
The practice phone on file for Dr. Shell is (865) 305-9000.
What is Dr. Peter Mathis Shell's medical license number?
Dr. Shell holds North Carolina license 200300881.
Which hospitals is Dr. Peter Mathis Shell affiliated with?
Dr. Shell practices at The University of Tennessee Medical Center in Knoxville, Tennessee.
What medical group is Dr. Peter Mathis Shell part of?
Dr. Shell is linked to Cherokee Indian Hospital. Dmand AI links Dr. Shell to 1 more medical group.
Does Dr. Peter Mathis Shell accept Medicare?
Yes. CMS data shows Dr. Shell billed Medicare for 11 services in 2024.
How many Medicare patients does Dr. Peter Mathis Shell see?
CMS counts 25 Medicare patients who saw Dr. Shell in 2024, with an average age of 74.
What services does Dr. Peter Mathis Shell bill to Medicare?
In 2024, Dr. Shell's most billed Medicare services were hospital inpatient care (99222).
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Where did Dr. Peter Mathis Shell go to medical school?
Dr. Shell graduated from University of Tennessee, Hsc, College of Medicine in 1988.
What drugs does Dr. Peter Mathis Shell prescribe most?
In 2021 Medicare Part D data, Dr. Shell's most prescribed drugs by claims were Furosemide, Atorvastatin Calcium and Losartan Potassium.
How long has Dr. Peter Mathis Shell been practicing?
Dr. Shell graduated from medical school in 1988, 38 years ago.
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