Dr. Frederick Jonathan Brown, MD
- Part D claims, 2024
- 24
- Hospital affiliations
- 1
- Industry payments
- $5,015
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 144 Division St, Derby, CT 06418
- Practice phone
- Call (203) 732-7360
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Griffin Hospital
Derby, Connecticut
Find Dr. Brown'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. Frederick Jonathan Brown is an internist in Derby, Connecticut
Dr. Brown practices at Griffin Hospital in Derby, Connecticut.
Dr. Brown's NPI, 1356901417, was assigned on June 19, 2019. Dr. Brown holds Missouri license 2021008004.
- NPI
- 1356901417NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759617970
- NPI enumeration date
- June 19, 2019
- NPI status
- Active
- Practice phone
- (203) 732-7360
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Frederick Jonathan Brown practices at Griffin Hospital in Derby, Connecticut
Dr. Brown's primary practice is Griffin Hospital, at 144 Division St, Derby, CT 06418 in Naugatuck Vly County. The practice phone is (203) 732-7360.
- Griffin Hospital144 Division St, Derby, CT 06418 · Naugatuck Vly CountyPhone(203) 732-7360
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Frederick Jonathan Brown is affiliated with 2 sites of care
Dr. Brown's primary practice is Griffin Hospital in Derby, Connecticut. Dr. Brown is also affiliated with Barnes-Jewish Hospital.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Frederick Jonathan Brown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brown practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Griffin Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Frederick Jonathan Brown is one of 2,189 internists in Connecticut
Internal medicine is Dr. Brown's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Brown is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Brown
Counts of internists 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. Frederick Jonathan Brown's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Brown's median patient age at 74, with 40% women.
Dr. Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. Frederick Jonathan Brown wrote 24 Medicare Part D claims in 2024
In 2024, Dr. Brown wrote 24 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $62 in total drug cost. In 2022, CMS named 217 claims across 11 drugs.
Dr. Brown's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 2172023: 1394%
Drugs named by CMS: 1 in 2023, 11 in 2022.
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
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Dr. Frederick Jonathan Brown received $5,015 in industry payments from 2022 to 2025
CMS Open Payments shows 44 general payments to Dr. Brown from 15 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 79% of the total. Abiomed paid the most, $1,324.
General payments to Dr. Brown by program year, 2022 to 2025
General payments to Dr. Brown by kind, 2022 to 2025
- Food and beverage$3,95279%
- Travel and lodging$63513%
- Education$4289%
Companies that paid Dr. Brown the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Frederick Jonathan Brown'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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)Medicare Part D Prescribers - by Provider (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 Dr. Frederick Jonathan Brown
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. Frederick Jonathan Brown's NPI number?
Dr. Frederick Jonathan Brown's NPI number is 1356901417. It was assigned on June 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Frederick Jonathan Brown?
Dr. Frederick Jonathan Brown is an internist in Derby, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Frederick Jonathan Brown practice?
Dr. Brown practices at 144 Division St, Derby, CT 06418. Dr. Brown's primary practice is Griffin Hospital in Derby, Connecticut.
What is Dr. Frederick Jonathan Brown's office phone number?
The practice phone on file for Dr. Brown is (203) 732-7360.
What is Dr. Frederick Jonathan Brown's medical license number?
Dr. Brown holds Missouri license 2021008004.
Which hospitals is Dr. Frederick Jonathan Brown affiliated with?
Dr. Brown is affiliated with Barnes-Jewish Hospital.
What drugs does Dr. Frederick Jonathan Brown prescribe most?
In 2023 Medicare Part D data, Dr. Brown's most prescribed drugs by claims were Lisinopril.
Has Dr. Frederick Jonathan Brown received payments from drug or device companies?
CMS Open Payments shows $5,015 in general payments to Dr. Brown from 15 companies from 2022 to 2025. The largest total came from Abiomed.
How long has Dr. Frederick Jonathan Brown been practicing?
Dr. Brown's NPI was assigned in 2019.
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