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Dr. Christopher Sinclair Barnet Hammel, MD, MPH
NPI1821445412
- Part D claims, 2024
- 202
- Publications
- 1
- Hospital affiliations
- 2
- State license
- 1
- Year NPI issued
- 2016
- Practice address
- 80 Seymour Street, Hartford, CT 06102
- Practice phone
- Call (860) 545-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hammel'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. Christopher Sinclair Barnet Hammel is a psychiatrist in Hartford, Connecticut
Dr. Hammel practices at Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare.
Dr. Hammel's NPI, 1821445412, was assigned on May 24, 2016. Dr. Hammel holds Connecticut license 62103.
NPI and contact details
- NPI
- 1821445412NPI Registry (opens in a new tab)
- NPI enumeration date
- May 24, 2016
- NPI status
- Active
- Practice phone
- (860) 545-5000
- 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 Affiliation Data
Dr. Christopher Sinclair Barnet Hammel practices at Hartford Hospital in Hartford, Connecticut
Dr. Hammel's primary practice is Hartford Hospital, at 80 Seymour Street, Hartford, CT 06102 in Hartford County. The practice phone is (860) 545-5000.
- Hartford Hospital80 Seymour Street, Hartford, CT 06102 · Hartford CountyPhone(860) 545-5000
Source: Dmand AI Affiliation Data
Dr. Christopher Sinclair Barnet Hammel is affiliated with 3 sites of care
Dr. Hammel's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Hammel to 1 hospital and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Sinclair Barnet Hammel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hammel practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hartford Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Sinclair Barnet Hammel is one of 828 psychiatrists in Connecticut
Psychiatry is Dr. Hammel's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Hammel is licensed in Connecticut.
Specialties and state licenses
- Psychiatry, ConnecticutPrimary
Psychiatrists near Dr. Hammel
Counts of psychiatrists 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. Christopher Sinclair Barnet Hammel's patients have a median age of 37
Across all payers, Dmand AI patient panel data puts Dr. Hammel's median patient age at 37, with 39% women.
Dr. Hammel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women39%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Christopher Sinclair Barnet Hammel wrote 202 Medicare Part D claims in 2024
In 2024, Dr. Hammel wrote 202 Medicare Part D claims. 98% of them were for generic drugs. CMS names the drug for 128 of them, across 9 drugs with 11 or more claims each, at $1,950 in total drug cost. In 2023, CMS named 22 claims across 2 drugs.
Part D claims, 2024202
Drugs named by CMS9
Total drug cost$1,950
Dr. Hammel's Part D claims by kind of drug, 2024
- Generic197 claims98%
- Brand-name and other5 claims2%
Dr. Hammel'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. Hammel's Part D claims, 2024
- Antipsychotics, patients 65 and over13%27 of 202 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: 222024: 128482%
Drugs named by CMS: 9 in 2024, 2 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
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Dr. Christopher Sinclair Barnet Hammel has 1 publication on record
Dmand AI links 1 paper to Dr. Hammel in 2017. Dr. Hammel's most frequent co-author is Michelle M. Cloutier, MD.
Papers1
Dr. Hammel's most frequent co-authors
Recent publications by Dr. Hammel
See who Dr. Hammel researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hammel works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. Christopher Sinclair Barnet Hammel'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Christopher Sinclair Barnet Hammel
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. Christopher Sinclair Barnet Hammel's NPI number?
Dr. Christopher Sinclair Barnet Hammel's NPI number is 1821445412. It was assigned on May 24, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Sinclair Barnet Hammel?
Dr. Christopher Sinclair Barnet Hammel is a psychiatrist in Hartford, Connecticut. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Christopher Sinclair Barnet Hammel practice?
Dr. Hammel practices at 80 Seymour Street, Hartford, CT 06102. Dr. Hammel's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Hammel to 1 hospital and 1 physician office.
What is Dr. Christopher Sinclair Barnet Hammel's office phone number?
The practice phone on file for Dr. Hammel is (860) 545-5000.
What is Dr. Christopher Sinclair Barnet Hammel's medical license number?
Dr. Hammel holds Connecticut license 62103.
Which hospitals is Dr. Christopher Sinclair Barnet Hammel affiliated with?
Dr. Hammel practices at Hartford Hospital in Hartford, Connecticut. Dmand AI links Dr. Hammel to 1 more hospital.
What drugs does Dr. Christopher Sinclair Barnet Hammel prescribe most?
In 2024 Medicare Part D data, Dr. Hammel's most prescribed drugs by claims were Bupropion XL, Gabapentin and Trazodone HCl.
How long has Dr. Christopher Sinclair Barnet Hammel been practicing?
Dr. Hammel's NPI was assigned in 2016.
Does Dr. Christopher Sinclair Barnet Hammel do research?
Dmand AI links 1 publication to Dr. Hammel.
Who does Dr. Christopher Sinclair Barnet Hammel publish with?
Dr. Hammel's most frequent co-authors are Michelle M. Cloutier, MD (1 shared paper).
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