Anesthesia, GeneralAntiemeticsFeedback
Calvin Gruss
NPI1871980912PAC ID3274836580
- Medicare services, 2024
- 39
- Medicare patients, 2024
- 153
- Publications
- 6
- Hospital affiliations
- 1
- Medical group
- 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
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Calvin Gruss is an anesthesiologist in Nashville, Tennessee
Calvin Gruss practices at Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center.
Calvin Gruss' NPI, 1871980912, was assigned on April 15, 2015. Calvin Gruss graduated from Vanderbilt University School of Medicine in 2015. Calvin Gruss holds Tennessee license 54935.
NPI and contact details
- NPI
- 1871980912NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274836580
- NPI enumeration date
- April 15, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 322-3454
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Calvin Gruss practices at Vanderbilt University Medical Center in Nashville, Tennessee
Calvin Gruss' 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
Calvin Gruss is affiliated with 2 sites of care and 1 medical group
Calvin Gruss' 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 Calvin Gruss 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 Calvin Gruss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Calvin Gruss 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
For health IT teams
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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.
Calvin Gruss is one of 734 anesthesiologists in Tennessee
Anesthesiology is Calvin Gruss' primary specialty in the NPI Registry, under taxonomy code 207L00000X. Calvin Gruss is licensed in Tennessee.
Specialties and state licenses
- Anesthesiology, TennesseePrimary
Anesthesiologists near Calvin Gruss
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
734anesthesiologists in Tennessee218anesthesiologists in Nashville122anesthesiologists at Vanderbilt University Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Calvin Gruss billed Medicare for 39 services in 2024
CMS data shows 39 Medicare services from Calvin Gruss across 1 procedure code in 2024, for 153 Medicare patients. Medicare paid $1,719 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202439
Medicare patients153
Paid by Medicare$1,719
Procedure codes1
Calvin Gruss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 412024: 395%
Calvin Gruss compared with the Tennessee median for anesthesiologists, 2024
- Calvin Gruss
- Tennessee median
- Medicare services
- 39vs 8353% below
- Medicare patients
- 153vs 147Close to median
Medians across 729 anesthesiologists in Tennessee with Dmand AI profiles that report each measure.
Calvin Gruss' 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 Calvin Gruss?
Medicare shows one payer. Book a meeting to get commercial claims data for Calvin Gruss and other anesthesiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Calvin Gruss treated 153 Medicare patients in 2024, average age 72
CMS counts 153 Medicare patients who saw Calvin Gruss in 2024. The largest group is 65 to 74, with 73 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.70, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Calvin Gruss' median patient age at 60, with 57% women.
Medicare patients, 2024153
Average age72
Average risk score1.70
Also on Medicaid7%
Calvin Gruss' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Calvin Gruss' Medicare patients by sex, 2024
- Women7851%
- Men7549%
Chronic conditions among Calvin Gruss' Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Arthritis50%
- Mood disorders39%
- Anxiety36%
- Depression36%
- Diabetes35%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Calvin Gruss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Calvin Gruss takes part in Medicare
Calvin Gruss accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Calvin Gruss has 6 publications on record
Dmand AI links 6 papers to Calvin Gruss, published from 2014 to 2023. 2015 was the busiest year, with 2. The most frequent topics are Endoscopy. Calvin Gruss' most frequent co-authors are Jonathan P. Wanderer, MD, Ivan H. El-Sayed, MD and Michael W. McDermott, MD.
Papers6
Years published2014 to 2023
Calvin Gruss' papers by year, 2014 to 2023
Topics Calvin Gruss writes about most
- Endoscopy
Calvin Gruss' most frequent co-authors
- Jonathan P. Wanderer, MD4 shared papers
- Ivan H. El-Sayed, MD2 shared papers
- Michael W. McDermott, MD2 shared papers
Recent publications by Calvin Gruss
J Med Syst
AccreditationEducation, Medical, GraduateInternship and Residency
EndoscopyMelanomaNasal Mucosa
Appl Clin Inform
AlgorithmsAnesthesiaDocumentation
NeckPreoperative CareSleep Apnea, Obstructive
See who Calvin Gruss researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Calvin Gruss works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Calvin Gruss graduated from Vanderbilt University School of Medicine
Calvin Gruss graduated from Vanderbilt University School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Calvin Gruss'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 |
| 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 Calvin Gruss
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Calvin Gruss' NPI number?
Calvin Gruss' NPI number is 1871980912. It was assigned on April 15, 2015, and it is active in the NPI Registry.
What does Calvin Gruss specialize in?
Calvin Gruss is an anesthesiologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Calvin Gruss practice?
Calvin Gruss practices at 1211 Medical Center Drive, Nashville, TN 37232. Calvin Gruss' primary practice is Vanderbilt University Medical Center in Nashville, Tennessee, part of Vanderbilt University Medical Center. Dmand AI also links Calvin Gruss to 1 group practice or clinic.
What is Calvin Gruss' office phone number?
The practice phone on file for Calvin Gruss is (615) 322-3454.
What is Calvin Gruss' medical license number?
Calvin Gruss holds Tennessee license 54935.
Which hospitals is Calvin Gruss affiliated with?
Calvin Gruss practices at Vanderbilt University Medical Center in Nashville, Tennessee.
What medical group is Calvin Gruss part of?
Calvin Gruss is linked to Vanderbilt University Medical Center.
Does Calvin Gruss accept Medicare?
Yes. CMS data shows Calvin Gruss billed Medicare for 39 services in 2024, and Calvin Gruss accepts Medicare assignment.
How many Medicare patients does Calvin Gruss see?
CMS counts 153 Medicare patients who saw Calvin Gruss in 2024, with an average age of 72.
What services does Calvin Gruss bill to Medicare?
In 2024, Calvin Gruss' most billed Medicare services were anesthesia (00142).
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Where did Calvin Gruss go to medical school?
Calvin Gruss graduated from Vanderbilt University School of Medicine in 2015.
How long has Calvin Gruss been practicing?
Calvin Gruss graduated from medical school in 2015, 11 years ago.
Does Calvin Gruss do research?
Dmand AI links 6 publications to Calvin Gruss, published from 2014 to 2023.
Who does Calvin Gruss publish with?
Calvin Gruss' most frequent co-authors are Jonathan P. Wanderer, MD (4 shared papers), Ivan H. El-Sayed, MD (2 shared papers) and Michael W. McDermott, MD (2 shared papers).
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