Dr. Gerald George Fette, MD
- Medicare services, 2024
- 190
- Medicare patients, 2024
- 100
- Part D claims, 2024
- 494
- Hospital affiliations
- 1
- Industry payments
- $192
- Practice address
- 130 Division St, Derby, CT 06418
- Practice phone
- Call (203) 732-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Gerald George Fette is a gastroenterologist in Derby, Connecticut
Dr. Fette practices at Griffin Hospital in Derby, Connecticut, part of Griffin Hospital.
Dr. Fette's NPI, 1043396112, was assigned on October 31, 2006. Dr. Fette graduated from Universidad de Guadalajara in 1982. Dr. Fette holds Connecticut license 027731.
- NPI
- 1043396112NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456329176
- NPI enumeration date
- October 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 732-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gerald George Fette practices at 2 locations in Derby, Connecticut
Dr. Fette's primary practice is Griffin Hospital, at 130 Division St, Derby, CT 06418 in New Haven County. The practice phone is (203) 732-7500. Dr. Fette also practices at Griffin Hospital, 144 Division St, Derby, CT 06418.
- Griffin HospitalPrimary130 Division St, Derby, CT 06418 · New Haven CountyPhone(203) 732-7500
- Griffin Hospital144 Division St, Derby, CT 06418 · Naugatuck Vly CountyPhone(203) 732-7360
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Gerald George Fette is affiliated with 1 site of care and 1 medical group
Dr. Fette's primary practice is Griffin Hospital in Derby, Connecticut, part of Griffin Hospital. The medical group on file is Griffin Faculty Physicians.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gerald George Fette's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fette practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Griffin 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 Griffin Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gerald George Fette is one of 298 gastroenterologists in Connecticut
Gastroenterology is Dr. Fette's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Fette is licensed in Connecticut.
Specialties and state licenses
- Gastroenterology, ConnecticutPrimary
Gastroenterologists near Dr. Fette
Counts of gastroenterologists 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. Gerald George Fette billed Medicare for 190 services in 2024
CMS data shows 190 Medicare services from Dr. Fette across 6 procedure codes in 2024, for 100 Medicare patients. Medicare paid $11,029 for them. Every service was in an office.
Dr. Fette's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1842024: 9946%
- Other services
- 2023: 02024: 32
- Tests and treatments
- 2023: 332024: 309%
- Surgery
- 2023: 272024: 297%
Dr. Fette compared with the Connecticut median for gastroenterologists, 2024
- Dr. Fette
- Connecticut median
- Medicare services
- 190vs 36147% below
- Medicare patients
- 100vs 25360% below
- Part D claims
- 146vs 53873% below
Medians across 284 gastroenterologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Fette'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. Fette?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fette and other gastroenterologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gerald George Fette treated 100 Medicare patients in 2024, average age 75
CMS counts 100 Medicare patients who saw Dr. Fette in 2024. The largest group is 65 to 74, with 42 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.56, 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. Fette's median patient age at 65, with 61% women.
Dr. Fette's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Fette's Medicare patients by sex, 2024
- Women5959%
- Men4141%
Chronic conditions among Dr. Fette's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Anxiety30%
- Diabetes30%
- Ischemic heart disease30%
- Atrial fibrillation25%
- Mood disorders24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fette's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gerald George Fette wrote 494 Medicare Part D claims in 2024
In 2024, Dr. Fette wrote 494 Medicare Part D claims for 174 patients. 87% of them were for generic drugs. CMS names the drug for 146 of them, across 10 drugs with 11 or more claims each, at $1,634 in total drug cost. In 2023, CMS named 268 claims across 14 drugs.
Dr. Fette's Part D claims by kind of drug, 2024
- Generic428 claims87%
- Brand-name and other66 claims13%
Dr. Fette'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. Fette's Part D claims, 2024
- Opioids5%24 of 494 claims
- Antibiotics9%45 of 494 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: 2682024: 14646%
Drugs named by CMS: 10 in 2024, 14 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
How Dr. Gerald George Fette takes part in Medicare
Dr. Fette 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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Dr. Gerald George Fette received $192 in industry payments from 2019 to 2024
CMS Open Payments shows 11 general payments to Dr. Fette from 7 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 82% of the total. Pfizer Inc. paid the most, $53.
General payments to Dr. Fette by program year, 2019 to 2024
General payments to Dr. Fette by kind, 2019 to 2024
- Food and beverage$15782%
- Education$3518%
Companies that paid Dr. Fette the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gerald George Fette graduated from Universidad de Guadalajara
Dr. Fette graduated from Universidad de Guadalajara in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gerald George Fette'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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) |
| 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. Gerald George Fette
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. Gerald George Fette's NPI number?
Dr. Gerald George Fette's NPI number is 1043396112. It was assigned on October 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gerald George Fette?
Dr. Gerald George Fette is a gastroenterologist in Derby, Connecticut. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Gerald George Fette practice?
Dr. Fette practices at 130 Division St, Derby, CT 06418. Dr. Fette also practices at 144 Division St, Derby, CT 06418. Dr. Fette's primary practice is Griffin Hospital in Derby, Connecticut, part of Griffin Hospital.
What is Dr. Gerald George Fette's office phone number?
The practice phone on file for Dr. Fette is (203) 732-7500.
What is Dr. Gerald George Fette's medical license number?
Dr. Fette holds Connecticut license 027731.
Which hospitals is Dr. Gerald George Fette affiliated with?
Dr. Fette practices at Griffin Hospital in Derby, Connecticut.
What medical group is Dr. Gerald George Fette part of?
Dr. Fette is linked to Griffin Faculty Physicians.
Does Dr. Gerald George Fette accept Medicare?
Yes. CMS data shows Dr. Fette billed Medicare for 190 services in 2024, and Dr. Fette accepts Medicare assignment.
How many Medicare patients does Dr. Gerald George Fette see?
CMS counts 100 Medicare patients who saw Dr. Fette in 2024, with an average age of 75.
What services does Dr. Gerald George Fette bill to Medicare?
In 2024, Dr. Fette's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. Gerald George Fette go to medical school?
Dr. Fette graduated from Universidad de Guadalajara in 1982.
What drugs does Dr. Gerald George Fette prescribe most?
In 2024 Medicare Part D data, Dr. Fette's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Levothyroxine Sodium.
Has Dr. Gerald George Fette received payments from drug or device companies?
CMS Open Payments shows $192 in general payments to Dr. Fette from 7 companies from 2019 to 2024. The largest total came from Pfizer Inc.
How long has Dr. Gerald George Fette been practicing?
Dr. Fette graduated from medical school in 1982, 44 years ago.
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