Dr. David A. Denning, MD
- Medicare services, 2024
- 934
- Medicare patients, 2026
- 350
- Part D claims, 2026
- 48
- Publications
- 38
- Hospital affiliations
- 3
- Practice address
- 2635 N 7th St, Grand Junction, CO 81501
- Practice phone
- Call (970) 298-2260
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Denning'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. David A. Denning is a general surgeon in Huntington, West Virginia
Dr. Denning practices at St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health.
Dr. Denning's NPI, 1982664694, was assigned on March 25, 2006. Dr. Denning graduated from West Virginia University School of Medicine in 1977. Dr. Denning holds West Virginia license 13046.
- NPI
- 1982664694NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193746683
- NPI enumeration date
- March 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (970) 298-2260
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David A. Denning practices in Grand Junction and Huntington
Dr. Denning's primary practice is St. Mary's Regional Hospital, at 2635 N 7th St, Grand Junction, CO 81501 in Mesa County. The practice phone is (970) 298-2260. Dr. Denning also practices at St. Mary's Medical Center, 2900 1st Ave, Huntington, WV 25702.
- St. Mary's Regional HospitalPrimary2635 N 7th St, Grand Junction, CO 81501 · Mesa CountyPhone(970) 298-2260
- St. Mary's Medical Center2900 1st Ave, Huntington, WV 25702 · Cabell CountyPhone(304) 526-1014
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. David A. Denning is affiliated with 4 sites of care and 1 medical group
Dr. Denning's primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dr. Denning is also affiliated with St. Mary's Medical Center. The medical group on file is Marshall Health. Dmand AI also links Dr. Denning to 1 more hospital and 1 group practice or clinic, 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. David A. Denning's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Denning practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Mary's Regional Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David A. Denning is one of 222 general surgeons in West Virginia
Surgery is Dr. Denning's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Denning is licensed in West Virginia.
Specialties and state licenses
- Surgery, West VirginiaPrimary
General surgeons near Dr. Denning
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. David A. Denning billed Medicare for 934 services in 2024
CMS data shows 934 Medicare services from Dr. Denning across 9 procedure codes in 2024, for 350 Medicare patients. Medicare paid $72,974 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Denning's Medicare services by type, 2024
- Office and hospital visits907
- Surgery27
Dr. Denning compared with the West Virginia median for general surgeons, 2024
- Dr. Denning
- West Virginia median
- Medicare services
- 934vs 1745.4 times
- Medicare patients
- 350vs 1232.8 times
Medians across 214 general surgeons in West Virginia with Dmand AI profiles that report each measure.
Dr. Denning'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. Denning and other general surgeons in West Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David A. Denning treated 350 Medicare patients in 2026, average age 75
CMS counts 350 Medicare patients who saw Dr. Denning in 2026. The largest group is 75 to 84, with 115 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.16, 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. Denning's median patient age at 68, with 52% women.
Dr. Denning's Medicare patients by age, 2026
Dr. Denning's Medicare patients by sex, 2026
- Women18152%
- Men16948%
Chronic conditions among Dr. Denning's Medicare patients, 2026
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Ischemic heart disease49%
- Mood disorders49%
- Anxiety47%
- Depression46%
- Diabetes45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Denning's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Dr. David A. Denning wrote 48 Medicare Part D claims in 2026
In 2026, Dr. Denning wrote 48 Medicare Part D claims for 32 patients. 92% of them were for generic drugs.
Dr. Denning's Part D claims by kind of drug, 2026
- Generic44 claims92%
- Brand-name and other4 claims8%
Drug classes CMS tracks in Dr. Denning's Part D claims, 2026
- Opioids31%15 of 48 claims
- Antibiotics25%12 of 48 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
Dr. David A. Denning ranks in the 49th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Denning accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 19 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Denning, more than 49% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Denning ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 49th percentile19 procedures
- Colonoscopy
- 44th percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. David A. Denning has 38 publications on record
Dmand AI links 38 papers to Dr. Denning, published from 2014 to 2025. 2024 was the busiest year, with 12. The most frequent topics are Length of Stay, Wounds, Nonpenetrating and Accidental Falls. Dr. Denning has published most often in Cureus. Dr. Denning's most frequent co-authors are Peter Damian Ray, MD, Curtis W. Harrison, MD and Nathan P. Charlton, MD.
Dr. Denning's papers by year, 2015 to 2025
Topics Dr. Denning writes about most
- Length of Stay
- Wounds, Nonpenetrating
- Accidental Falls
- Injury Severity Score
- Obesity
- Outcome Assessment, Health Care
Dr. Denning's most frequent co-authors
- Peter Damian Ray, MD10 shared papers
- Curtis W. Harrison, MD5 shared papers
- Nathan P. Charlton, MD4 shared papers
Recent publications by Dr. Denning
See who Dr. Denning researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Denning works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David A. Denning received $60 in industry payments from 2024 to 2025
CMS Open Payments shows 4 general payments to Dr. Denning from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Pacira Pharmaceuticals Incorporated paid the most, $43.
General payments to Dr. Denning by program year, 2024 to 2025
Companies that paid Dr. Denning the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David A. Denning graduated from West Virginia University School of Medicine
Dr. Denning graduated from West Virginia University School of Medicine in 1977.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David A. Denning'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 Affiliation DataDmand AI Practice 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 (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) |
| 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. David A. Denning
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. David A. Denning's NPI number?
Dr. David A. Denning's NPI number is 1982664694. It was assigned on March 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David A. Denning?
Dr. David A. Denning is a general surgeon in Huntington, West Virginia. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. David A. Denning practice?
Dr. Denning practices at 2635 N 7th St, Grand Junction, CO 81501. Dr. Denning also practices at 2900 1st Ave, Huntington, WV 25702. Dr. Denning's primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dmand AI also links Dr. Denning to 1 hospital and 1 group practice or clinic, and a free account names each one.
What is Dr. David A. Denning's office phone number?
The practice phone on file for Dr. Denning is (970) 298-2260. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. David A. Denning's email address?
Dmand AI checks professional and personal email addresses for Dr. Denning through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. David A. Denning's medical license number?
Dr. Denning holds West Virginia license 13046.
Which hospitals is Dr. David A. Denning affiliated with?
Dr. Denning practices at St. Mary's Regional Hospital in Grand Junction, Colorado. Dr. Denning is also affiliated with St. Mary's Medical Center. Dmand AI links Dr. Denning to 1 more hospital, named with a free account.
What medical group is Dr. David A. Denning part of?
Dr. Denning is linked to Marshall Health.
Who does Dr. David A. Denning practice with?
Dmand AI links 476 HCPs to Dr. Denning's primary medical group, 15 of them general surgeons. A free account lists them, with verified contacts.
Does Dr. David A. Denning accept Medicare?
Yes. CMS data shows Dr. Denning billed Medicare for 934 services in 2024, and Dr. Denning accepts Medicare assignment.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. David A. Denning see?
CMS counts 350 Medicare patients who saw Dr. Denning in 2026, with an average age of 75.
What services does Dr. David A. Denning bill to Medicare?
In 2024, Dr. Denning's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and hospital inpatient care (99223).
Where did Dr. David A. Denning go to medical school?
Dr. Denning graduated from West Virginia University School of Medicine in 1977.
Has Dr. David A. Denning received payments from drug or device companies?
CMS Open Payments shows $60 in general payments to Dr. Denning from 2 companies from 2024 to 2025. The largest total came from Pacira Pharmaceuticals Incorporated.
How long has Dr. David A. Denning been practicing?
Dr. Denning graduated from medical school in 1977, 49 years ago.
Does Dr. David A. Denning do research?
Dmand AI links 38 publications to Dr. Denning, published from 2014 to 2025.
Who does Dr. David A. Denning publish with?
Dr. Denning's most frequent co-authors are Peter Damian Ray, MD (10 shared papers), Curtis W. Harrison, MD (5 shared papers) and Nathan P. Charlton, MD (4 shared papers).
What EHR does Dr. David A. Denning's practice use?
Dmand AI tracks the EHR system at St. Mary's Regional Hospital and at 3 more affiliated sites. The vendor and product are available with a free Dmand AI account.
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