Cholangiopancreatography, Endoscopic RetrogradeCholecystectomy, LaparoscopicLength of Stay
Dr. Oscar D. Guillamondegui, MD
NPI1972687077
- Medicare services, 2022
- 130
- Publications
- 54
- Hospital affiliations
- 1
- Industry payments
- $172
- State license
- 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. Guillamondegui's professional email, personal email and mobile number
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Dr. Oscar D. Guillamondegui is a trauma surgery physician in Nashville, Tennessee
Dr. Guillamondegui practices at Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center.
Dr. Guillamondegui's NPI, 1972687077, was assigned on October 25, 2006. Dr. Guillamondegui graduated from University of Texas Medical Branch at Galveston in 1993. Dr. Guillamondegui holds Tennessee license MD37610.
NPI and contact details
- NPI
- 1972687077NPI Registry (opens in a new tab)
- NPI enumeration date
- October 25, 2006
- NPI status
- Active
- Practice phone
- (615) 322-3454
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Oscar D. Guillamondegui practices at Vanderbilt University Medical Center in Nashville, Tennessee
Dr. Guillamondegui's 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. Oscar D. Guillamondegui is affiliated with 1 site of care
Dr. Guillamondegui's primary practice is Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center. Dr. Guillamondegui's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Oscar D. Guillamondegui's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guillamondegui practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vanderbilt University Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Guillamondegui practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Vanderbilt University Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Oscar D. Guillamondegui is one of 35 trauma surgery physicians in Tennessee
Trauma surgery is Dr. Guillamondegui's primary specialty in the NPI Registry, under taxonomy code 2086S0127X. Dr. Guillamondegui is licensed in Tennessee.
Specialties and state licenses
- Trauma surgery, TennesseePrimary
Trauma surgery physicians near Dr. Guillamondegui
Counts of trauma surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.
35trauma surgery physicians in Tennessee19trauma surgery physicians in Nashville14trauma surgery physicians at Vanderbilt University Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Oscar D. Guillamondegui billed Medicare for 130 services in 2022
CMS data shows 130 Medicare services from Dr. Guillamondegui across 3 procedure codes in 2022. Medicare paid $10,811 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2022130
Paid by Medicare$10,811
Procedure codes3
Dr. Guillamondegui's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 3832022: 13066%
Dr. Guillamondegui compared with the Tennessee median for trauma surgery physicians, 2022
- Dr. Guillamondegui
- Tennessee median
- Medicare services
- 130vs 16823% below
Medians across 32 trauma surgery physicians in Tennessee with Dmand AI profiles that report each measure.
Dr. Guillamondegui's most billed Medicare procedure codes, 2022
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. Guillamondegui and other trauma surgery physicians in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Oscar D. Guillamondegui's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Guillamondegui's median patient age at 63, with 0% women.
Dr. Guillamondegui's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
For MedTech and pharma teams
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Dr. Oscar D. Guillamondegui has 54 publications on record
Dmand AI links 54 papers to Dr. Guillamondegui, published from 2013 to 2024. 2022 was the busiest year, with 9. The most frequent topics are Trauma Centers, Wounds and Injuries and Injury Severity Score. Dr. Guillamondegui has published most often in J Trauma Acute Care Surg. Dr. Guillamondegui's most frequent co-authors are Andrew James Medvecz, MD, MPH, Michael Christopher Smith, MD and Oliver L. Gunter, MD.
Papers54
Years published2013 to 2024
Dr. Guillamondegui's papers by year, 2013 to 2024
Topics Dr. Guillamondegui writes about most
- Trauma Centers
- Wounds and Injuries
- Injury Severity Score
- Brain Injuries, Traumatic
- Postoperative Complications
- Intensive Care Units
- Tennessee
- Emergency Service, Hospital
Dr. Guillamondegui's most frequent co-authors
- Andrew James Medvecz, MD, MPH12 shared papers
- Michael Christopher Smith, MD11 shared papers
- Oliver L. Gunter, MD8 shared papers
Recent publications by Dr. Guillamondegui
Clinical ProtocolsConservative TreatmentExtravasation of Diagnostic and Therapeutic Materials
J Trauma Acute Care Surg
AlcoholismAlcohol Withdrawal DeliriumBenzodiazepines
Computed Tomography AngiographyExtremitiesTourniquets
Neurosurgery
Brain Injuries, TraumaticDeliriumGlasgow Coma Scale
See who Dr. Guillamondegui researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Guillamondegui works with, so you can find a warm path to the right trauma surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Oscar D. Guillamondegui received $172 in industry payments from 2016 to 2018
CMS Open Payments shows 3 general payments to Dr. Guillamondegui from 3 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Zimmer Biomet Holdings, Inc. paid the most, $117.
General payments to Dr. Guillamondegui by program year, 2016 to 2018
Companies that paid Dr. Guillamondegui the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Oscar D. Guillamondegui graduated from University of Texas Medical Branch at Galveston
Dr. Guillamondegui graduated from University of Texas Medical Branch at Galveston in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Oscar D. Guillamondegui'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 |
| 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. Oscar D. Guillamondegui
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. Oscar D. Guillamondegui's NPI number?
Dr. Oscar D. Guillamondegui's NPI number is 1972687077. It was assigned on October 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Oscar D. Guillamondegui?
Dr. Oscar D. Guillamondegui is a trauma surgery physician in Nashville, Tennessee. The primary specialty in the NPI Registry is Trauma Surgery Physician (taxonomy code 2086S0127X).
Where does Dr. Oscar D. Guillamondegui practice?
Dr. Guillamondegui practices at 1211 Medical Center Drive, Nashville, TN 37232. Dr. Guillamondegui's primary practice is Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center.
What is Dr. Oscar D. Guillamondegui's office phone number?
The practice phone on file for Dr. Guillamondegui is (615) 322-3454.
What is Dr. Oscar D. Guillamondegui's medical license number?
Dr. Guillamondegui holds Tennessee license MD37610.
Which hospitals is Dr. Oscar D. Guillamondegui affiliated with?
Dr. Guillamondegui practices at Vanderbilt University Medical Center in Nashville, Tennessee.
Does Dr. Oscar D. Guillamondegui accept Medicare?
Yes. CMS data shows Dr. Guillamondegui billed Medicare for 130 services in 2022.
What services does Dr. Oscar D. Guillamondegui bill to Medicare?
In 2022, Dr. Guillamondegui's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and critical care (99291).
Where did Dr. Oscar D. Guillamondegui go to medical school?
Dr. Guillamondegui graduated from University of Texas Medical Branch at Galveston in 1993.
Has Dr. Oscar D. Guillamondegui received payments from drug or device companies?
CMS Open Payments shows $172 in general payments to Dr. Guillamondegui from 3 companies from 2016 to 2018. The largest total came from Zimmer Biomet Holdings, Inc.
Show 3 more questionsShow fewer questions
How long has Dr. Oscar D. Guillamondegui been practicing?
Dr. Guillamondegui graduated from medical school in 1993, 33 years ago.
Does Dr. Oscar D. Guillamondegui do research?
Dmand AI links 54 publications to Dr. Guillamondegui, published from 2013 to 2024.
Who does Dr. Oscar D. Guillamondegui publish with?
Dr. Guillamondegui's most frequent co-authors are Andrew James Medvecz, MD, MPH (12 shared papers), Michael Christopher Smith, MD (11 shared papers) and Oliver L. Gunter, MD (8 shared papers).
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