Dr. Cecil D. Hahn, MD
- Publications
- 79
- Clinical trials
- 3
- Industry payments
- $15,450
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 300 Longwood Ave., Boston, MA 02115
- Practice phone
- Call (617) 355-8735
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Hahn'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. Cecil D. Hahn is a neurologist in Boston, Massachusetts
Dr. Hahn practices in Boston, Massachusetts.
Dr. Hahn's NPI, 1790723070, was assigned on June 2, 2006. Dr. Hahn holds Massachusetts license 216768.
- NPI
- 1790723070NPI Registry (opens in a new tab)
- NPI enumeration date
- June 2, 2006
- NPI status
- Active
- Practice phone
- (617) 355-8735
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Cecil D. Hahn's practice address is in Boston, Massachusetts
Dr. Hahn's practice address in the NPI Registry is 300 Longwood Ave., Boston, MA 02115. The practice phone is (617) 355-8735.
- NPI Registry address300 Longwood Ave., Boston, MA 02115Phone(617) 355-8735
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Cecil D. Hahn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hahn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Hahn's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Cecil D. Hahn is one of 806 neurologists in Massachusetts
Neurology is Dr. Hahn's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Hahn is licensed in Massachusetts.
Specialties and state licenses
- Neurology, MassachusettsPrimary
Neurologists near Dr. Hahn
Counts of neurologists 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. Cecil D. Hahn has 79 publications on record
Dmand AI links 79 papers to Dr. Hahn, published from 2010 to 2025. 2023 was the busiest year, with 9. The most frequent topics are Electroencephalography, Seizures and Critical Care. Dr. Hahn has published most often in J Clin Neurophysiol. Dr. Hahn's most frequent co-authors are Nicholas Abend, MD, Tobias Loddenkemper, MD and William Brian Gallentine, MD.
Dr. Hahn's papers by year, 2016 to 2025
Topics Dr. Hahn writes about most
- Electroencephalography
- Seizures
- Critical Care
- Critical Illness
- Monitoring, Physiologic
- Brain
- Brain Waves
- Intensive Care Units, Pediatric
Dr. Hahn's most frequent co-authors
- Nicholas Abend, MD19 shared papers
- Tobias Loddenkemper, MD10 shared papers
- William Brian Gallentine, MD9 shared papers
Recent publications by Dr. Hahn
Ann Clin Transl Neurol
See who Dr. Hahn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hahn works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Cecil D. Hahn has worked on 3 clinical trials
Dmand AI links Dr. Hahn to 3 clinical trials, 3 of them phase 3 studies. 1 is still active or recruiting. Conditions studied include Epilepsies, Myoclonic, Lennox Gastaut Syndrome and Epilepsy, Generalized. Takeda sponsors the most, 3.
Conditions in Dr. Hahn's trials
- Epilepsies, Myoclonic
- Lennox Gastaut Syndrome
- Epilepsy, Generalized
- Epileptic Syndromes
Investigators on the most trials with Dr. Hahn
- Michael Anthony Ciliberto, MD3 shared trials
- Ronald G. Davis, MD3 shared trials
- Orrin Devinsky, MD3 shared trials
Recent clinical trials with Dr. Hahn
A Study of Soticlestat as an Add-on Therapy in Children and Adults With Dravet Syndrome or Lennox-Gastaut Syndrome (opens in a new tab)
A Study of Soticlestat as an Add-on Therapy in Children, Teenagers, and Adults With Lennox-Gastaut Syndrome (opens in a new tab)
A Study of Soticlestat as an Add-on Therapy in Children and Young Adults With Dravet Syndrome (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Cecil D. Hahn received $15,450 in industry payments in 2025
CMS Open Payments shows 3 general payments to Dr. Hahn from 1 drug or device company in 2025. Consulting fees make up the largest share, 100% of the total. Ceribell, Inc. paid the most, $15,450.
Companies that paid Dr. Hahn 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 Dr. Cecil D. Hahn'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 |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Cecil D. Hahn
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. Cecil D. Hahn's NPI number?
Dr. Cecil D. Hahn's NPI number is 1790723070. It was assigned on June 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Cecil D. Hahn?
Dr. Cecil D. Hahn is a neurologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Cecil D. Hahn practice?
Dr. Hahn practices at 300 Longwood Ave., Boston, MA 02115.
What is Dr. Cecil D. Hahn's office phone number?
The practice phone on file for Dr. Hahn is (617) 355-8735.
What is Dr. Cecil D. Hahn's medical license number?
Dr. Hahn holds Massachusetts license 216768.
Has Dr. Cecil D. Hahn received payments from drug or device companies?
CMS Open Payments shows $15,450 in general payments to Dr. Hahn from 1 company from 2025 to 2025. The largest total came from Ceribell, Inc.
How long has Dr. Cecil D. Hahn been practicing?
Dr. Hahn's NPI was assigned in 2006.
Does Dr. Cecil D. Hahn do research?
Dmand AI links 79 publications to Dr. Hahn, published from 2010 to 2025. Dr. Hahn has worked on 3 clinical trials.
Who does Dr. Cecil D. Hahn publish with?
Dr. Hahn's most frequent co-authors are Nicholas Abend, MD (19 shared papers), Tobias Loddenkemper, MD (10 shared papers) and William Brian Gallentine, MD (9 shared papers).
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