Dr. Gregory Michael Ouellet, MD
- Medicare services, 2021
- 100
- Part D claims, 2021
- 257
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2012
- Practice address
- 950 Campbell Avenue, West Haven, CT 06516
- Practice phone
- Call (203) 932-5711
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ouellet'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. Gregory Michael Ouellet is a geriatric medicine (internal medicine) physician in West Haven, Connecticut
Dr. Ouellet practices at West Haven VA Medical Center in West Haven, Connecticut, part of Veterans Health Administration.
Dr. Ouellet's NPI, 1851666085, was assigned on March 21, 2012. Dr. Ouellet graduated from University of Rochester School of Medicine and Dentistry in 2012. Dr. Ouellet holds Connecticut license 54320.
- NPI
- 1851666085NPI Registry (opens in a new tab)
- NPI enumeration date
- March 21, 2012
- NPI status
- Active
- Practice phone
- (203) 932-5711
- 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; and Dmand AI Affiliation Data
Dr. Gregory Michael Ouellet practices at West Haven VA Medical Center in West Haven, Connecticut
Dr. Ouellet's primary practice is West Haven VA Medical Center, at 950 Campbell Avenue, West Haven, CT 06516 in New Haven County. The practice phone is (203) 932-5711.
- West Haven VA Medical Center950 Campbell Avenue, West Haven, CT 06516 · New Haven CountyPhone(203) 932-5711
Source: Dmand AI Affiliation Data
Dr. Gregory Michael Ouellet is affiliated with 1 site of care
Dr. Ouellet's primary practice is West Haven VA Medical Center in West Haven, Connecticut, part of Veterans Health Administration. Dr. Ouellet'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. Gregory Michael Ouellet's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ouellet practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West Haven VA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory Michael Ouellet is one of 88 geriatric medicine (internal medicine) physicians in Connecticut
Geriatric medicine is Dr. Ouellet's primary specialty in the NPI Registry, under taxonomy code 207RG0300X. Dr. Ouellet is licensed in Connecticut.
Specialties and state licenses
- Geriatric medicine (internal medicine), ConnecticutPrimary
Geriatric medicine (internal medicine) physicians near Dr. Ouellet
Counts of geriatric medicine (internal medicine) physicians 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. Gregory Michael Ouellet billed Medicare for 100 services in 2021
CMS data shows 100 Medicare services from Dr. Ouellet across 3 procedure codes in 2021. Medicare paid $8,211 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ouellet's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1512021: 10034%
Dr. Ouellet compared with the Connecticut median for geriatric medicine (internal medicine) physicians, 2021
- Dr. Ouellet
- Connecticut median
- Medicare services
- 100vs 43577% below
- Part D claims
- 257vs 71764% below
Medians across 90 geriatric medicine (internal medicine) physicians in Connecticut with Dmand AI profiles that report each measure.
Dr. Ouellet's most billed Medicare procedure codes, 2021
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. Ouellet and other geriatric medicine (internal medicine) physicians in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Michael Ouellet's patients have a median age of 80
Across all payers, Dmand AI patient panel data puts Dr. Ouellet's median patient age at 80, with 100% women.
Dr. Ouellet's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Gregory Michael Ouellet wrote 257 Medicare Part D claims in 2021
In 2021, Dr. Ouellet wrote 257 Medicare Part D claims. Every claim was for a generic drug. They cover 7 drugs, with $6,032 in total drug cost. In 2020, CMS named 250 claims across 6 drugs.
Dr. Ouellet's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 2502021: 2573%
Drugs named by CMS: 7 in 2021, 6 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Gregory Michael Ouellet graduated from University of Rochester School of Medicine and Dentistry
Dr. Ouellet graduated from University of Rochester School of Medicine and Dentistry in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Michael Ouellet'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. Gregory Michael Ouellet
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. Gregory Michael Ouellet's NPI number?
Dr. Gregory Michael Ouellet's NPI number is 1851666085. It was assigned on March 21, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Michael Ouellet?
Dr. Gregory Michael Ouellet is a geriatric medicine (internal medicine) physician in West Haven, Connecticut. The primary specialty in the NPI Registry is Geriatric Medicine (Internal Medicine) Physician (taxonomy code 207RG0300X).
Where does Dr. Gregory Michael Ouellet practice?
Dr. Ouellet practices at 950 Campbell Avenue, West Haven, CT 06516. Dr. Ouellet's primary practice is West Haven VA Medical Center in West Haven, Connecticut, part of Veterans Health Administration.
What is Dr. Gregory Michael Ouellet's office phone number?
The practice phone on file for Dr. Ouellet is (203) 932-5711.
What is Dr. Gregory Michael Ouellet's medical license number?
Dr. Ouellet holds Connecticut license 54320.
Which hospitals is Dr. Gregory Michael Ouellet affiliated with?
Dr. Ouellet practices at West Haven VA Medical Center in West Haven, Connecticut.
Does Dr. Gregory Michael Ouellet accept Medicare?
Yes. CMS data shows Dr. Ouellet billed Medicare for 100 services in 2021.
What services does Dr. Gregory Michael Ouellet bill to Medicare?
In 2021, Dr. Ouellet's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and office visit, new patient (99205).
Where did Dr. Gregory Michael Ouellet go to medical school?
Dr. Ouellet graduated from University of Rochester School of Medicine and Dentistry in 2012.
What drugs does Dr. Gregory Michael Ouellet prescribe most?
In 2021 Medicare Part D data, Dr. Ouellet's most prescribed drugs by claims were Donepezil HCl, Memantine HCl and Sertraline HCl.
How long has Dr. Gregory Michael Ouellet been practicing?
Dr. Ouellet graduated from medical school in 2012, 14 years ago.
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