Dr. Reid M. Ness, MD
- Medicare services, 2024
- 547
- Medicare patients, 2024
- 432
- Part D claims, 2024
- 852
- Publications
- 37
- Hospital affiliations
- 1
- Practice address
- 1211 Medical Center Drive, Nashville, TN 37232
- Practice phone
- Call (615) 322-3454
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ness' 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. Reid M. Ness is a gastroenterologist in Nashville, Tennessee
Dr. Ness practices at Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center.
Dr. Ness' NPI, 1639266737, was assigned on October 9, 2006. Dr. Ness holds Tennessee license MD34222.
- NPI
- 1639266737NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789729088
- NPI enumeration date
- October 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (615) 322-3454
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Reid M. Ness practices at Vanderbilt University Medical Center in Nashville, Tennessee
Dr. Ness' primary practice is Vanderbilt University Medical Center, at 1211 Medical Center Drive, Nashville, TN 37232 in Davidson County. The practice phone is (615) 322-3454.
- Vanderbilt University Medical Center1211 Medical Center Drive, Nashville, TN 37232 · Davidson CountyPhone(615) 322-3454
Source: Dmand AI Affiliation Data
Dr. Reid M. Ness is affiliated with 2 sites of care and 1 medical group
Dr. Ness' primary practice is Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center. The medical group on file is Vanderbilt University Medical Center. Dmand AI also links Dr. Ness to 1 more group practice or 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. Reid M. Ness' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ness practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vanderbilt University Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Reid M. Ness is one of 331 gastroenterologists in Tennessee
Gastroenterology is Dr. Ness' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Ness is licensed in Tennessee.
Specialties and state licenses
- Gastroenterology, TennesseePrimary
Gastroenterologists near Dr. Ness
Counts of gastroenterologists 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. Reid M. Ness billed Medicare for 547 services in 2024
CMS data shows 547 Medicare services from Dr. Ness across 12 procedure codes in 2024, for 432 Medicare patients. Medicare paid $46,806 for them.
Dr. Ness' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3522024: 31112%
- Surgery
- 2023: 2142024: 18912%
- Other services
- 2023: 02024: 47
Where Dr. Ness' Medicare services took place, 2024
- In an office265%
- In a facility52195%
Dr. Ness compared with the Tennessee median for gastroenterologists, 2024
- Dr. Ness
- Tennessee median
- Medicare services
- 547vs 64515% below
- Medicare patients
- 432vs 37715% above
- Part D claims
- 729vs 59622% above
Medians across 330 gastroenterologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Ness' 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. Ness?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ness and other gastroenterologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Reid M. Ness treated 432 Medicare patients in 2024, average age 71
CMS counts 432 Medicare patients who saw Dr. Ness in 2024. The largest group is 65 to 74, with 206 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 2.08, 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. Ness' median patient age at 62, with 59% women.
Dr. Ness' Medicare patients by age, 2024
Dr. Ness' Medicare patients by sex, 2024
- Women25860%
- Men17440%
Chronic conditions among Dr. Ness' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Ischemic heart disease43%
- Mood disorders43%
- Anxiety40%
- Depression40%
- Chronic kidney disease39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ness' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Reid M. Ness wrote 852 Medicare Part D claims in 2024
In 2024, Dr. Ness wrote 852 Medicare Part D claims for 240 patients. 87% of them were for generic drugs. CMS names the drug for 729 of them, across 17 drugs with 11 or more claims each, at $105,640 in total drug cost. In 2023, CMS named 640 claims across 15 drugs.
Dr. Ness' Part D claims by kind of drug, 2024
- Generic744 claims87%
- Brand-name108 claims13%
Dr. Ness' most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6402024: 72914%
Drugs named by CMS: 17 in 2024, 15 in 2023.
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
Dr. Reid M. Ness ranks in the 82nd percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Ness accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ness as offering telehealth. CMS counts 133 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Ness, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Ness ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 82nd percentile133 procedures
- Colonoscopy
- 78th percentile94 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Reid M. Ness has 37 publications on record
Dmand AI links 37 papers to Dr. Ness, published from 2015 to 2023. 2016 was the busiest year, with 6. The most frequent topics are Colorectal Neoplasms, Adenoma and Magnesium. Dr. Ness has published most often in Mol Carcinog. Dr. Ness' most frequent co-authors are Harvey Johnson Murff, MD, Walter Smalley, MD and Francis M. Giardiello, MD.
Dr. Ness' papers by year, 2015 to 2023
Topics Dr. Ness writes about most
- Colorectal Neoplasms
- Adenoma
- Magnesium
- Tennessee
- Biomarkers, Tumor
- Colonoscopy
- Diet
- Early Detection of Cancer
Dr. Ness' most frequent co-authors
- Harvey Johnson Murff, MD18 shared papers
- Walter Smalley, MD14 shared papers
- Francis M. Giardiello, MD6 shared papers
Recent publications by Dr. Ness
See who Dr. Ness researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ness works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Reid M. Ness received $20 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Ness from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $20.
Companies that paid Dr. Ness the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Reid M. Ness'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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) |
| 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. Reid M. Ness
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. Reid M. Ness' NPI number?
Dr. Reid M. Ness' NPI number is 1639266737. It was assigned on October 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Reid M. Ness?
Dr. Reid M. Ness is a gastroenterologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Reid M. Ness practice?
Dr. Ness practices at 1211 Medical Center Drive, Nashville, TN 37232. Dr. Ness' primary practice is Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center. Dmand AI also links Dr. Ness to 1 group practice or clinic.
What is Dr. Reid M. Ness' office phone number?
The practice phone on file for Dr. Ness is (615) 322-3454.
What is Dr. Reid M. Ness' medical license number?
Dr. Ness holds Tennessee license MD34222.
Which hospitals is Dr. Reid M. Ness affiliated with?
Dr. Ness practices at Vanderbilt University Medical Center in Nashville, Tennessee.
What medical group is Dr. Reid M. Ness part of?
Dr. Ness is linked to Vanderbilt University Medical Center.
Does Dr. Reid M. Ness accept Medicare?
Yes. CMS data shows Dr. Ness billed Medicare for 547 services in 2024, and Dr. Ness accepts Medicare assignment.
Does Dr. Reid M. Ness offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ness as offering telehealth services.
How many Medicare patients does Dr. Reid M. Ness see?
CMS counts 432 Medicare patients who saw Dr. Ness in 2024, with an average age of 71.
Show 6 more questionsShow fewer questions
What services does Dr. Reid M. Ness bill to Medicare?
In 2024, Dr. Ness' most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: digestive system (43239).
What drugs does Dr. Reid M. Ness prescribe most?
In 2024 Medicare Part D data, Dr. Ness' most prescribed drugs by claims were Famotidine, Omeprazole and Pantoprazole Sodium.
Has Dr. Reid M. Ness received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Dr. Ness from 1 company from 2025 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Reid M. Ness been practicing?
Dr. Ness graduated from medical school in 1990, 36 years ago.
Does Dr. Reid M. Ness do research?
Dmand AI links 37 publications to Dr. Ness, published from 2015 to 2023.
Who does Dr. Reid M. Ness publish with?
Dr. Ness' most frequent co-authors are Harvey Johnson Murff, MD (18 shared papers), Walter Smalley, MD (14 shared papers) and Francis M. Giardiello, MD (6 shared papers).
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