Dr. Jonathan Holcombe Ray, MD
- Medicare services, 2021
- 15
- Part D claims, 2021
- 87
- Hospital affiliations
- 1
- Industry payments
- $1,959
- State license
- 1
- Practice address
- 2018 Clinch Ave SW, Knoxville, TN 37916
- Practice phone
- Call (865) 541-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ray's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Jonathan Holcombe Ray is a general surgeon in Knoxville, Tennessee
Dr. Ray practices at Dolly Parton Children's Hospital in Knoxville, Tennessee, part of East Tennessee Children's Hospital.
Dr. Ray's NPI, 1780791616, was assigned on August 24, 2006. Dr. Ray holds Tennessee license MD19221.
- NPI
- 1780791616NPI Registry (opens in a new tab)
- NPI enumeration date
- August 24, 2006
- NPI status
- Active
- Practice phone
- (865) 541-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jonathan Holcombe Ray practices at Dolly Parton Children's Hospital in Knoxville, Tennessee
Dr. Ray's primary practice is Dolly Parton Children's Hospital, at 2018 Clinch Ave SW, Knoxville, TN 37916 in Knox County. The practice phone is (865) 541-8000.
- Dolly Parton Children's Hospital2018 Clinch Ave SW, Knoxville, TN 37916 · Knox CountyPhone(865) 541-8000
Source: Dmand AI Affiliation Data
Dr. Jonathan Holcombe Ray is affiliated with 2 sites of care
Dr. Ray's primary practice is Dolly Parton Children's Hospital in Knoxville, Tennessee, part of East Tennessee Children's Hospital. Dmand AI also links Dr. Ray to 1 therapy and rehab clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan Holcombe Ray's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ray practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dolly Parton Children's Hospital | Available with a free account |
| +1 more affiliated site | 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 East Tennessee Children's Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jonathan Holcombe Ray is one of 548 general surgeons in Tennessee
Surgery is Dr. Ray's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Ray is licensed in Tennessee.
Specialties and state licenses
- Surgery, TennesseePrimary
General surgeons near Dr. Ray
Counts of general surgeons 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. Jonathan Holcombe Ray billed Medicare for 15 services in 2021
CMS data shows 15 Medicare services from Dr. Ray across 1 procedure code in 2021, all of them office visits. Medicare paid $648 for them. Every service was in an office.
Dr. Ray's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 622021: 1576%
Dr. Ray compared with the Tennessee median for general surgeons, 2021
- Dr. Ray
- Tennessee median
- Medicare services
- 15vs 17491% below
- Part D claims
- 87vs 5267% above
Medians across 548 general surgeons in Tennessee with Dmand AI profiles that report each measure.
Dr. Ray's most billed Medicare procedure codes, 2021
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. Ray and other general surgeons in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan Holcombe Ray's patients have a median age of 29
Across all payers, Dmand AI patient panel data puts Dr. Ray's median patient age at 29, with 83% women.
Dr. Ray's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 29
Patient panel by sex, all payers
- Women83%
- Men17%
Source: Dmand AI Patient Panel Data
Dr. Jonathan Holcombe Ray wrote 87 Medicare Part D claims in 2021
In 2021, Dr. Ray wrote 87 Medicare Part D claims. They cover 4 drugs, with $664 in total drug cost. In 2020, CMS named 274 claims across 6 drugs.
Dr. Ray'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: 2742021: 8768%
Drugs named by CMS: 4 in 2021, 6 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Jonathan Holcombe Ray received $1,959 in industry payments from 2016 to 2023
CMS Open Payments shows 25 general payments to Dr. Ray from 7 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 56% of the total. Ethicon Inc. paid the most, $1,477.
General payments to Dr. Ray by program year, 2016 to 2023
General payments to Dr. Ray by kind, 2016 to 2023
- Food and beverage$1,10356%
- Travel and lodging$85744%
Companies that paid Dr. Ray the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jonathan Holcombe Ray'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Jonathan Holcombe Ray
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. Jonathan Holcombe Ray's NPI number?
Dr. Jonathan Holcombe Ray's NPI number is 1780791616. It was assigned on August 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan Holcombe Ray?
Dr. Jonathan Holcombe Ray is a general surgeon in Knoxville, Tennessee. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Jonathan Holcombe Ray practice?
Dr. Ray practices at 2018 Clinch Ave SW, Knoxville, TN 37916. Dr. Ray's primary practice is Dolly Parton Children's Hospital in Knoxville, Tennessee, part of East Tennessee Children's Hospital. Dmand AI also links Dr. Ray to 1 therapy and rehab clinic.
What is Dr. Jonathan Holcombe Ray's office phone number?
The practice phone on file for Dr. Ray is (865) 541-8000.
What is Dr. Jonathan Holcombe Ray's medical license number?
Dr. Ray holds Tennessee license MD19221.
Which hospitals is Dr. Jonathan Holcombe Ray affiliated with?
Dr. Ray practices at Dolly Parton Children's Hospital in Knoxville, Tennessee.
Does Dr. Jonathan Holcombe Ray accept Medicare?
Yes. CMS data shows Dr. Ray billed Medicare for 15 services in 2021.
What services does Dr. Jonathan Holcombe Ray bill to Medicare?
In 2021, Dr. Ray's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Jonathan Holcombe Ray prescribe most?
In 2021 Medicare Part D data, Dr. Ray's most prescribed drugs by claims were Omeprazole, Ondansetron ODT and Promethazine HCl.
Has Dr. Jonathan Holcombe Ray received payments from drug or device companies?
CMS Open Payments shows $1,959 in general payments to Dr. Ray from 7 companies from 2016 to 2023. The largest total came from Ethicon Inc.
How long has Dr. Jonathan Holcombe Ray been practicing?
Dr. Ray's NPI was assigned in 2006.
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