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Dr. Peter A. Kahn, MD
NPI1619403680
- Medicare services, 2021
- 15
- Part D claims, 2024
- 21
- Publications
- 29
- Hospital affiliations
- 1
- Medical groups
- 3
- Practice address
- 20 York St, New Haven, CT 06504
- Practice phone
- Call (203) 688-4242
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Peter A. Kahn is an internist in New Haven, Connecticut
Dr. Kahn practices at Yale New Haven Hospital in New Haven, Connecticut, part of Yale New Haven Health System.
Dr. Kahn's NPI, 1619403680, was assigned on May 11, 2017. Dr. Kahn graduated from Albert Einstein College of Medicine of Yeshiva University in 2017. Dr. Kahn holds Connecticut license 64956.
NPI and contact details
- NPI
- 1619403680NPI Registry (opens in a new tab)
- NPI enumeration date
- May 11, 2017
- NPI status
- Active
- Practice phone
- (203) 688-4242
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter A. Kahn practices at Yale New Haven Hospital in New Haven, Connecticut
Dr. Kahn's primary practice is Yale New Haven Hospital, at 20 York St, New Haven, CT 06504 in New Haven County. The practice phone is (203) 688-4242.
- Yale New Haven Hospital20 York St, New Haven, CT 06504 · New Haven CountyPhone(203) 688-4242
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter A. Kahn is affiliated with 1 site of care and 3 medical groups
Dr. Kahn's primary practice is Yale New Haven Hospital in New Haven, Connecticut, part of Yale New Haven Health System. The medical group on file is Yale Health. Dmand AI also links Dr. Kahn to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter A. Kahn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kahn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale New Haven Hospital | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter A. Kahn is one of 2,189 internists in Connecticut
Internal medicine is Dr. Kahn's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Kahn is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Kahn
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. Peter A. Kahn billed Medicare for 15 services in 2021
CMS data shows 15 Medicare services from Dr. Kahn across 1 procedure code in 2021. Medicare paid $733 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202115
Paid by Medicare$733
Procedure codes1
Dr. Kahn's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 982021: 1585%
Dr. Kahn compared with the Connecticut median for internists, 2021
- Dr. Kahn
- Connecticut median
- Medicare services
- 15vs 39096% below
- Part D claims
- 29vs 34392% below
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Kahn'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter A. Kahn wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Kahn wrote 21 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $133 in total drug cost. In 2019, CMS named 143 claims across 7 drugs.
Part D claims, 202421
Drugs named by CMS2
Total drug cost$133
Dr. Kahn's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1432020: 2980%
Drugs named by CMS: 2 in 2020, 7 in 2019.
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. Peter A. Kahn has 29 publications on record
Dmand AI links 29 papers to Dr. Kahn, published from 2014 to 2025. 2020 was the busiest year, with 4. The most frequent topics are Health Services Accessibility, Academic Medical Centers and Anatomy. Dr. Kahn has published most often in JAMA Netw Open. Dr. Kahn's most frequent co-authors are Walter Stanley Mathis, MD, Nihar Desai, MD, MPH and Tariq Ahmad, MD.
Papers29
Years published2014 to 2025
Dr. Kahn's papers by year, 2015 to 2025
Topics Dr. Kahn writes about most
- Health Services Accessibility
- Academic Medical Centers
- Anatomy
- Emergency Medical Services
- Travel
Dr. Kahn's most frequent co-authors
- Walter Stanley Mathis, MD6 shared papers
- Nihar Desai, MD, MPH4 shared papers
- Tariq Ahmad, MD3 shared papers
Recent publications by Dr. Kahn
Health Services AccessibilityPulmonary Disease, Chronic Obstructive
Liver Transpl
Healthcare DisparitiesHealth Services AccessibilityLiver Transplantation
See who Dr. Kahn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kahn works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Peter A. Kahn graduated from Albert Einstein College of Medicine of Yeshiva University
Dr. Kahn graduated from Albert Einstein College of Medicine of Yeshiva University in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter A. Kahn'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 |
| 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 |
| 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. Peter A. Kahn
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. Peter A. Kahn's NPI number?
Dr. Peter A. Kahn's NPI number is 1619403680. It was assigned on May 11, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter A. Kahn?
Dr. Peter A. Kahn is an internist in New Haven, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peter A. Kahn practice?
Dr. Kahn practices at 20 York St, New Haven, CT 06504. Dr. Kahn's primary practice is Yale New Haven Hospital in New Haven, Connecticut, part of Yale New Haven Health System. Dmand AI also links Dr. Kahn to 2 medical groups.
What is Dr. Peter A. Kahn's office phone number?
The practice phone on file for Dr. Kahn is (203) 688-4242.
What is Dr. Peter A. Kahn's medical license number?
Dr. Kahn holds Connecticut license 64956.
Which hospitals is Dr. Peter A. Kahn affiliated with?
Dr. Kahn practices at Yale New Haven Hospital in New Haven, Connecticut.
What medical group is Dr. Peter A. Kahn part of?
Dr. Kahn is linked to Yale Health. Dmand AI links Dr. Kahn to 2 more medical groups.
Does Dr. Peter A. Kahn accept Medicare?
Yes. CMS data shows Dr. Kahn billed Medicare for 15 services in 2021.
What services does Dr. Peter A. Kahn bill to Medicare?
In 2021, Dr. Kahn's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Peter A. Kahn go to medical school?
Dr. Kahn graduated from Albert Einstein College of Medicine of Yeshiva University in 2017.
Show 4 more questionsShow fewer questions
What drugs does Dr. Peter A. Kahn prescribe most?
In 2020 Medicare Part D data, Dr. Kahn's most prescribed drugs by claims were Lisinopril and Amlodipine Besylate.
How long has Dr. Peter A. Kahn been practicing?
Dr. Kahn graduated from medical school in 2017, 9 years ago.
Does Dr. Peter A. Kahn do research?
Dmand AI links 29 publications to Dr. Kahn, published from 2014 to 2025.
Who does Dr. Peter A. Kahn publish with?
Dr. Kahn's most frequent co-authors are Walter Stanley Mathis, MD (6 shared papers), Nihar Desai, MD, MPH (4 shared papers) and Tariq Ahmad, MD (3 shared papers).
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