J Surg Educ
Clinical CompetenceEducation, Medical, GraduateGeneral Surgery
Dr. Douglas C. Greer, MD
NPI1053796417PAC ID9739507260
- Medicare services, 2024
- 25
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 58
- Publications
- 11
- Hospital affiliations
- 2
- Practice address
- 1200 East 3900 South, Salt Lake City, UT 84124
- Practice phone
- Call (801) 268-7111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Greer'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. Douglas C. Greer is a general surgeon in Salt Lake City, Utah
Dr. Greer practices at St. Mark's Hospital in Salt Lake City, Utah, part of HCA Healthcare.
Dr. Greer's NPI, 1053796417, was assigned on July 28, 2015. Dr. Greer graduated from University of Utah School of Medicine in 2015. Dr. Greer holds Utah license 12326760-1205.
NPI and contact details
- NPI
- 1053796417NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739507260
- NPI enumeration date
- July 28, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (801) 268-7111
- 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)
Dr. Douglas C. Greer practices at St. Mark's Hospital in Salt Lake City, Utah
Dr. Greer's primary practice is St. Mark's Hospital, at 1200 East 3900 South, Salt Lake City, UT 84124 in Salt Lake County. The practice phone is (801) 268-7111.
- St. Mark's Hospital1200 East 3900 South, Salt Lake City, UT 84124 · Salt Lake CountyPhone(801) 268-7111
Source: Dmand AI Affiliation Data
Dr. Douglas C. Greer is affiliated with 3 sites of care and 1 medical group
Dr. Greer's primary practice is St. Mark's Hospital in Salt Lake City, Utah, part of HCA Healthcare. Dr. Greer is also affiliated with LDS Hospital. The medical group on file is Extant Healthcare. Dmand AI also links Dr. Greer to 1 more physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Douglas C. Greer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Mark's Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Douglas C. Greer is one of 229 general surgeons in Utah
Surgery is Dr. Greer's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Greer is licensed in Utah.
Specialties and state licenses
- Surgery, UtahPrimary
General surgeons near Dr. Greer
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
229general surgeons in Utah97general surgeons in Salt Lake City11general surgeons at St. Mark's Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Douglas C. Greer billed Medicare for 25 services in 2024
CMS data shows 25 Medicare services from Dr. Greer across 1 procedure code in 2024, all of them office visits, for 46 Medicare patients. Medicare paid $1,499 for them. Every service was in an office.
Medicare services, 202425
Medicare patients46
Paid by Medicare$1,499
Procedure codes1
Dr. Greer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 322024: 2522%
- Surgery
- 2023: 112024: 0100%
Dr. Greer compared with the Utah median for general surgeons, 2024
- Dr. Greer
- Utah median
- Medicare services
- 25vs 9774% below
- Medicare patients
- 46vs 9049% below
- Part D claims
- 31vs 32Close to median
Medians across 231 general surgeons in Utah with Dmand AI profiles that report each measure.
Dr. Greer'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. Greer and other general surgeons in Utah.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Douglas C. Greer treated 46 Medicare patients in 2024, average age 67
CMS counts 46 Medicare patients who saw Dr. Greer in 2024. The largest group is 65 to 74, with 27 patients. 74% of them have high blood pressure, and 65% have high cholesterol. Their average risk score is 1.58, 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. Greer's median patient age at 55, with 72% women.
Medicare patients, 202446
Average age67
Average risk score1.58
Dr. Greer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Greer's Medicare patients, 2024
- High blood pressure74%
- High cholesterol65%
- Arthritis63%
- Mood disorders61%
- Anxiety59%
- Depression57%
- Asthma43%
- Diabetes43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Greer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women72%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Douglas C. Greer wrote 58 Medicare Part D claims in 2024
In 2024, Dr. Greer wrote 58 Medicare Part D claims for 24 patients. 97% of them were for generic drugs. CMS names the drug for 31 of them, across 2 drugs with 11 or more claims each, at $215 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Part D claims, 202458
Drugs named by CMS2
Total drug cost$215
Part D patients24
Dr. Greer's Part D claims by kind of drug, 2024
- Generic56 claims97%
- Brand-name and other2 claims3%
Dr. Greer's 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.
Drug classes CMS tracks in Dr. Greer's Part D claims, 2024
- Opioids29%17 of 58 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 112024: 31182%
Drugs named by CMS: 2 in 2024, 1 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. Douglas C. Greer ranks in the 48th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Greer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Greer as offering telehealth. CMS counts 18 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Greer, more than 48% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Greer ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 48th percentile18 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. Douglas C. Greer has 11 publications on record
Dmand AI links 11 papers to Dr. Greer, published from 2018 to 2025. 2021 was the busiest year, with 3. The most frequent topics are Digestive System Surgical Procedures, Enteral Nutrition and Abdomen. Dr. Greer has published most often in ANZ J Surg. Dr. Greer's most frequent co-author is Jaswinder Singh Samra, MD.
Papers11
Years published2018 to 2025
Dr. Greer's papers by year, 2018 to 2025
Topics Dr. Greer writes about most
- Digestive System Surgical Procedures
- Enteral Nutrition
- Abdomen
- Length of Stay
- Postoperative Complications
Dr. Greer's most frequent co-authors
Recent publications by Dr. Greer
J Paediatr Child Health
AbdomenDigestive System Surgical ProceduresEnteral Nutrition
DebridementDrainagePancreatitis, Acute Necrotizing
J Pediatr Surg
Digestive System Surgical ProceduresEnteral NutritionEnterostomy
See who Dr. Greer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Greer 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. Douglas C. Greer received $26,087 in industry payments from 2019 to 2025
CMS Open Payments shows 116 general payments to Dr. Greer from 10 drug and device companies from 2019 to 2025. Education make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $19,121.
General payments to Dr. Greer by program year, 2019 to 2025
General payments to Dr. Greer by kind, 2019 to 2025
$26.1Kin total
- Education$13,86653%
- Travel and lodging$9,10135%
- Food and beverage$3,12012%
Companies that paid Dr. Greer the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Douglas C. Greer graduated from University of Utah School of Medicine
Dr. Greer graduated from University of Utah School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Douglas C. Greer'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) |
| 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. Douglas C. Greer
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. Douglas C. Greer's NPI number?
Dr. Douglas C. Greer's NPI number is 1053796417. It was assigned on July 28, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Douglas C. Greer?
Dr. Douglas C. Greer is a general surgeon in Salt Lake City, Utah. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Douglas C. Greer practice?
Dr. Greer practices at 1200 East 3900 South, Salt Lake City, UT 84124. Dr. Greer's primary practice is St. Mark's Hospital in Salt Lake City, Utah, part of HCA Healthcare. Dmand AI also links Dr. Greer to 1 physician office.
What is Dr. Douglas C. Greer's office phone number?
The practice phone on file for Dr. Greer is (801) 268-7111.
What is Dr. Douglas C. Greer's medical license number?
Dr. Greer holds Utah license 12326760-1205.
Which hospitals is Dr. Douglas C. Greer affiliated with?
Dr. Greer practices at St. Mark's Hospital in Salt Lake City, Utah. Dr. Greer is also affiliated with LDS Hospital.
What medical group is Dr. Douglas C. Greer part of?
Dr. Greer is linked to Extant Healthcare.
Does Dr. Douglas C. Greer accept Medicare?
Yes. CMS data shows Dr. Greer billed Medicare for 25 services in 2024, and Dr. Greer accepts Medicare assignment.
Does Dr. Douglas C. Greer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Greer as offering telehealth services.
How many Medicare patients does Dr. Douglas C. Greer see?
CMS counts 46 Medicare patients who saw Dr. Greer in 2024, with an average age of 67.
Show 7 more questionsShow fewer questions
What services does Dr. Douglas C. Greer bill to Medicare?
In 2024, Dr. Greer's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Douglas C. Greer go to medical school?
Dr. Greer graduated from University of Utah School of Medicine in 2015.
What drugs does Dr. Douglas C. Greer prescribe most?
In 2024 Medicare Part D data, Dr. Greer's most prescribed drugs by claims were Oxycodone HCl and Ondansetron ODT.
Has Dr. Douglas C. Greer received payments from drug or device companies?
CMS Open Payments shows $26,087 in general payments to Dr. Greer from 10 companies from 2019 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Douglas C. Greer been practicing?
Dr. Greer graduated from medical school in 2015, 11 years ago.
Does Dr. Douglas C. Greer do research?
Dmand AI links 11 publications to Dr. Greer, published from 2018 to 2025.
Who does Dr. Douglas C. Greer publish with?
Dr. Greer's most frequent co-authors are Jaswinder Singh Samra, MD (1 shared paper).
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