Dr. Charles Aubrey Isham Jr., MD
- Medicare services, 2019
- 1,863
- Part D claims, 2024
- 20
- Industry payments
- $99
- Medical group
- 1
- State license
- 1
- Practice address
- 163 Perkins Ln, Jacksboro, TN 37757-2833
- Practice phone
- Call (423) 562-1181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Dr. Isham's professional email, personal email and mobile number
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Dr. Charles Aubrey Isham Jr. is an internist in Jacksboro, Tennessee
Dr. Isham practices with Summit Medical Group, a medical group.
Dr. Isham's NPI, 1184669269, was assigned on June 20, 2006. Dr. Isham holds Tennessee license 13405.
- NPI
- 1184669269NPI Registry (opens in a new tab)
- NPI enumeration date
- June 20, 2006
- NPI status
- Active
- Practice phone
- (423) 562-1181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Charles Aubrey Isham Jr.'s practice address is in Jacksboro, Tennessee
Dr. Isham's practice address in the NPI Registry is 163 Perkins Ln, Jacksboro, TN 37757-2833. The practice phone is (423) 562-1181.
- NPI Registry address163 Perkins Ln, Jacksboro, TN 37757-2833Phone(423) 562-1181
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Charles Aubrey Isham Jr. is affiliated with 1 medical group
Dr. Isham is part of Summit Medical Group, a medical group in Knoxville, Tennessee.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Charles Aubrey Isham Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Isham practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summit 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 Summit Medical Group and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Charles Aubrey Isham Jr. is one of 2,427 internists in Tennessee
Internal medicine is Dr. Isham's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Isham is licensed in Tennessee.
Specialties and state licenses
- Internal medicine, TennesseePrimary
Internists near Dr. Isham
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. Charles Aubrey Isham Jr. billed Medicare for 1,863 services in 2019
CMS data shows 1,863 Medicare services from Dr. Isham across 30 procedure codes in 2019. Medicare paid $33,075 for them. Every service was in an office.
Dr. Isham's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Lab and pathology
- 2018: 2,0312019: 96752%
- Office and hospital visits
- 2018: 5982019: 31547%
- Drugs given in the office
- 2018: 4822019: 25248%
- Surgery
- 2018: 4252019: 18457%
- Tests and treatments
- 2018: 2362019: 9759%
- Other services
- 2018: 1272019: 3374%
- Imaging
- 2018: 02019: 15
Dr. Isham compared with the Tennessee median for internists, 2019
- Dr. Isham
- Tennessee median
- Medicare services
- 1,863vs 6712.8 times
- Part D claims
- 60vs 33482% below
Medians across 2,462 internists in Tennessee with Dmand AI profiles that report each measure.
Dr. Isham's most billed Medicare procedure codes, 2019
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. Isham?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Isham and other internists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles Aubrey Isham Jr.'s patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Dr. Isham's median patient age at 70, with 56% women.
Dr. Isham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Charles Aubrey Isham Jr. wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Isham wrote 20 Medicare Part D claims. 70% of them were for generic drugs. They cover 4 drugs, with $939 in total drug cost. In 2019, CMS named 5,513 claims across 122 drugs.
Dr. Isham's Part D claims by kind of drug, 2024
- Generic14 claims70%
- Brand-name and other6 claims30%
Dr. Isham's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 5,5132020: 6099%
Drugs named by CMS: 4 in 2020, 122 in 2019.
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. Charles Aubrey Isham Jr. received $99 in industry payments from 2017 to 2019
CMS Open Payments shows 5 general payments to Dr. Isham from 4 drug and device companies from 2017 to 2019. Food and beverage make up the largest share, 85% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $51.
General payments to Dr. Isham by program year, 2017 to 2019
General payments to Dr. Isham by kind, 2017 to 2019
- Food and beverage$8585%
- Education$1415%
Companies that paid Dr. Isham the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Charles Aubrey Isham Jr.'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation 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 Data |
| 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) |
| 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. Charles Aubrey Isham Jr.
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. Charles Aubrey Isham Jr.'s NPI number?
Dr. Charles Aubrey Isham Jr.'s NPI number is 1184669269. It was assigned on June 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Aubrey Isham Jr.?
Dr. Charles Aubrey Isham Jr. is an internist in Jacksboro, Tennessee. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Charles Aubrey Isham Jr. practice?
Dr. Isham practices at 163 Perkins Ln, Jacksboro, TN 37757-2833. Dr. Isham's primary practice is Summit Medical Group, a medical group.
What is Dr. Charles Aubrey Isham Jr.'s office phone number?
The practice phone on file for Dr. Isham is (423) 562-1181.
What is Dr. Charles Aubrey Isham Jr.'s medical license number?
Dr. Isham holds Tennessee license 13405.
What medical group is Dr. Charles Aubrey Isham Jr. part of?
Dr. Isham is part of Summit Medical Group in Knoxville, Tennessee.
Does Dr. Charles Aubrey Isham Jr. accept Medicare?
Yes. CMS data shows Dr. Isham billed Medicare for 1,863 services in 2019.
What services does Dr. Charles Aubrey Isham Jr. bill to Medicare?
In 2019, Dr. Isham's most billed Medicare services were office visit, established patient (99214), injected or infused drug (J3301) and surgery: heart and blood vessels (36415).
What drugs does Dr. Charles Aubrey Isham Jr. prescribe most?
In 2020 Medicare Part D data, Dr. Isham's most prescribed drugs by claims were Tamsulosin HCl, Lovastatin and Duloxetine HCl.
Has Dr. Charles Aubrey Isham Jr. received payments from drug or device companies?
CMS Open Payments shows $99 in general payments to Dr. Isham from 4 companies from 2017 to 2019. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Charles Aubrey Isham Jr. been practicing?
Dr. Isham's NPI was assigned in 2006.
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