Gregory A. Downey, CRNA
- Medicare patients, 2024
- 235
- Industry payments
- $62
- Affiliated sites
- 3
- Medical groups
- 4
- State license
- 1
- Practice address
- 235 Medical Park Blvd, Bristol, TN 37620
- Practice phone
- Call (423) 274-6350
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Endoscopy Center of Bristol
Surgery Center - Medicare-Certified · Bristol, Tennessee
Find Gregory Downey'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.
Gregory A. Downey is a nurse anesthetist in Bristol, Tennessee
Gregory Downey practices at The Endoscopy Center of Bristol in Bristol, Tennessee.
Gregory Downey's NPI, 1417947227, was assigned on October 24, 2005. Gregory Downey holds Tennessee license RN62978.
- NPI
- 1417947227NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850464074
- NPI enumeration date
- October 24, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 274-6350
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory A. Downey practices at The Endoscopy Center of Bristol in Bristol, Tennessee
Gregory Downey's primary practice is The Endoscopy Center of Bristol, at 235 Medical Park Blvd, Bristol, TN 37620. The practice phone is (423) 274-6350.
- The Endoscopy Center of Bristol235 Medical Park Blvd, Bristol, TN 37620Phone(423) 274-6350
Source: Dmand AI Affiliation Data
Gregory A. Downey is affiliated with 3 sites of care and 4 medical groups
Gregory Downey's primary practice is The Endoscopy Center of Bristol in Bristol, Tennessee. The medical group on file is Gastroenterology Associates. Dmand AI also links Gregory Downey to 3 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gregory A. Downey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Downey practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Endoscopy Center of Bristol | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory A. Downey is one of 2,442 nurse anesthetists in Tennessee
Nurse anesthetist, certified registered is Gregory Downey's primary specialty in the NPI Registry, under taxonomy code 367500000X. Gregory Downey is licensed in Tennessee.
Specialties and state licenses
- Certified registered nurse anesthetist, TennesseePrimary
Nurse anesthetists near Gregory Downey
Counts of nurse anesthetists 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
Gregory A. Downey treated 235 Medicare patients in 2024, average age 72
CMS counts 235 Medicare patients who saw Gregory Downey in 2024. The largest group is 65 to 74, with 137 patients. 75% of them have high cholesterol, and 71% have high blood pressure. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Downey's median patient age at 70, with 58% women.
Gregory Downey's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gregory Downey's Medicare patients by sex, 2024
- Women14060%
- Men9540%
Chronic conditions among Gregory Downey's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis39%
- Diabetes27%
- Mood disorders26%
- Depression25%
- Anxiety24%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Gregory Downey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Gregory A. Downey takes part in Medicare
Gregory Downey 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)
Gregory A. Downey received $62 in industry payments in 2025
CMS Open Payments shows 3 general payments to Gregory Downey from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Aimmune Therapeutics, Inc. paid the most, $43.
Companies that paid Gregory Downey the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gregory A. Downey'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 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) |
| 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 Gregory A. Downey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory A. Downey's NPI number?
Gregory A. Downey's NPI number is 1417947227. It was assigned on October 24, 2005, and it is active in the NPI Registry.
What does Gregory A. Downey specialize in?
Gregory A. Downey is a nurse anesthetist in Bristol, Tennessee. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does Gregory A. Downey practice?
Gregory Downey practices at 235 Medical Park Blvd, Bristol, TN 37620. Gregory Downey's primary practice is The Endoscopy Center of Bristol in Bristol, Tennessee. Dmand AI also links Gregory Downey to 3 medical groups and 2 group practices and clinics.
What is Gregory A. Downey's office phone number?
The practice phone on file for Gregory Downey is (423) 274-6350.
What is Gregory A. Downey's medical license number?
Gregory Downey holds Tennessee license RN62978.
What medical group is Gregory A. Downey part of?
Gregory Downey is linked to Gastroenterology Associates. Dmand AI links Gregory Downey to 3 more medical groups.
Does Gregory A. Downey accept Medicare?
Yes. CMS lists Gregory Downey as accepting Medicare assignment.
How many Medicare patients does Gregory A. Downey see?
CMS counts 235 Medicare patients who saw Gregory Downey in 2024, with an average age of 72.
Has Gregory A. Downey received payments from drug or device companies?
CMS Open Payments shows $62 in general payments to Gregory Downey from 2 companies from 2025 to 2025. The largest total came from Aimmune Therapeutics, Inc.
How long has Gregory A. Downey been practicing?
Gregory Downey graduated from medical school in 1995, 31 years ago.
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