Dr. Marc Andrew Gurny, MD
- Medicare services, 2024
- 178
- Medicare patients, 2024
- 268
- Hospital affiliations
- 1
- Industry payments
- $161
- Medical group
- 1
- Practice address
- 5 Perryridge Rd, Greenwich, CT 06830
- Practice phone
- Call (203) 863-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gurny'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. Marc Andrew Gurny is an anesthesiologist in Greenwich, Connecticut
Dr. Gurny practices at Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System.
Dr. Gurny's NPI, 1083974794, was assigned on May 29, 2012. Dr. Gurny graduated from New York University School of Medicine in 2012. Dr. Gurny holds New York license 283715.
- NPI
- 1083974794NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284915331
- NPI enumeration date
- May 29, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 863-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marc Andrew Gurny practices at Greenwich Hospital in Greenwich, Connecticut
Dr. Gurny's primary practice is Greenwich Hospital, at 5 Perryridge Rd, Greenwich, CT 06830 in Fairfield County. The practice phone is (203) 863-3000.
- Greenwich Hospital5 Perryridge Rd, Greenwich, CT 06830 · Fairfield CountyPhone(203) 863-3000
Source: Dmand AI Affiliation Data
Dr. Marc Andrew Gurny is affiliated with 1 site of care and 1 medical group
Dr. Gurny's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System. The medical group on file is Greenwich Anesthesiology Associates.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marc Andrew Gurny's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gurny practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greenwich Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Yale New Haven Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marc Andrew Gurny is one of 654 anesthesiologists in Connecticut
Anesthesiology is Dr. Gurny's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Gurny is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Gurny
Counts of anesthesiologists 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. Marc Andrew Gurny billed Medicare for 178 services in 2024
CMS data shows 178 Medicare services from Dr. Gurny across 9 procedure codes in 2024, for 268 Medicare patients. Medicare paid $13,091 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gurny's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 552024: 10591%
- Surgery
- 2023: 172024: 55224%
- Imaging
- 2023: 142024: 1829%
Dr. Gurny compared with the Connecticut median for anesthesiologists, 2024
- Dr. Gurny
- Connecticut median
- Medicare services
- 178vs 892.0 times
- Medicare patients
- 268vs 16068% above
Medians across 636 anesthesiologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Gurny'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.
Need commercial claims for Dr. Gurny?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gurny and other anesthesiologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marc Andrew Gurny treated 268 Medicare patients in 2024, average age 76
CMS counts 268 Medicare patients who saw Dr. Gurny in 2024. The largest group is 65 to 74, with 114 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gurny's median patient age at 63, with 61% women.
Dr. Gurny's Medicare patients by age, 2024
Dr. Gurny's Medicare patients by sex, 2024
- Women16963%
- Men9937%
Chronic conditions among Dr. Gurny's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Anxiety26%
- Ischemic heart disease26%
- Mood disorders25%
- Cancer24%
- Diabetes24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gurny'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
- Women61%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Marc Andrew Gurny takes part in Medicare
Dr. Gurny 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Marc Andrew Gurny received $161 in industry payments from 2023 to 2025
CMS Open Payments shows 6 general payments to Dr. Gurny from 1 drug or device company from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $161.
General payments to Dr. Gurny by program year, 2023 to 2025
Companies that paid Dr. Gurny the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marc Andrew Gurny graduated from New York University School of Medicine
Dr. Gurny graduated from New York University School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc Andrew Gurny'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) |
| 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. Marc Andrew Gurny
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. Marc Andrew Gurny's NPI number?
Dr. Marc Andrew Gurny's NPI number is 1083974794. It was assigned on May 29, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc Andrew Gurny?
Dr. Marc Andrew Gurny is an anesthesiologist in Greenwich, Connecticut. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Marc Andrew Gurny practice?
Dr. Gurny practices at 5 Perryridge Rd, Greenwich, CT 06830. Dr. Gurny's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System.
What is Dr. Marc Andrew Gurny's office phone number?
The practice phone on file for Dr. Gurny is (203) 863-3000.
What is Dr. Marc Andrew Gurny's medical license number?
Dr. Gurny holds New York license 283715.
Which hospitals is Dr. Marc Andrew Gurny affiliated with?
Dr. Gurny practices at Greenwich Hospital in Greenwich, Connecticut.
What medical group is Dr. Marc Andrew Gurny part of?
Dr. Gurny is linked to Greenwich Anesthesiology Associates.
Does Dr. Marc Andrew Gurny accept Medicare?
Yes. CMS data shows Dr. Gurny billed Medicare for 178 services in 2024, and Dr. Gurny accepts Medicare assignment.
How many Medicare patients does Dr. Marc Andrew Gurny see?
CMS counts 268 Medicare patients who saw Dr. Gurny in 2024, with an average age of 76.
What services does Dr. Marc Andrew Gurny bill to Medicare?
In 2024, Dr. Gurny's most billed Medicare services were anesthesia (00142), anesthesia (01402) and surgery: brain, spine and nerves (64447).
Show 3 more questionsShow fewer questions
Where did Dr. Marc Andrew Gurny go to medical school?
Dr. Gurny graduated from New York University School of Medicine in 2012.
Has Dr. Marc Andrew Gurny received payments from drug or device companies?
CMS Open Payments shows $161 in general payments to Dr. Gurny from 1 company from 2023 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Marc Andrew Gurny been practicing?
Dr. Gurny graduated from medical school in 2012, 14 years ago.
Selling to anesthesiology practices?
See anesthesiologists in Connecticut by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card