John Stendahl
- Medicare services, 2024
- 167
- Medicare patients, 2024
- 183
- Part D claims, 2024
- 624
- Publications
- 32
- MIPS score, 2024
- 87
- Practice address
- 50 Division St, New Haven, CT 06511
- Practice phone
- Call (203) 785-2140
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yale Medicine
New Haven, Connecticut
Find John Stendahl'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.
John Stendahl is a cardiologist in New Haven, Connecticut
John Stendahl practices at Yale Medicine in New Haven, Connecticut.
John Stendahl's NPI, 1831480433, was assigned on April 29, 2011. John Stendahl graduated from University Of Minnesota Medical School in 2011. John Stendahl holds Connecticut license 66313.
- NPI
- 1831480433NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517251218
- NPI enumeration date
- April 29, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 785-2140
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
John Stendahl practices at Yale Medicine in New Haven, Connecticut
John Stendahl's primary practice is Yale Medicine, at 50 Division St, New Haven, CT 06511 in South Central Ct County. The practice phone is (203) 785-2140.
- Yale Medicine50 Division St, New Haven, CT 06511 · South Central Ct CountyPhone(203) 785-2140
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
John Stendahl is affiliated with 4 sites of care and 1 medical group
John Stendahl's primary practice is Yale Medicine in New Haven, Connecticut. John Stendahl is also affiliated with Yale New Haven Hospital. The medical group on file is Yale Health. Dmand AI also links John Stendahl to 2 more hospitals, each named with a free account.
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 John Stendahl's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Stendahl practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale Medicine | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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John Stendahl is one of 423 cardiologists in Connecticut
Cardiovascular disease is John Stendahl's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. John Stendahl is licensed in Connecticut.
Specialties and state licenses
- Cardiovascular disease, ConnecticutPrimary
Cardiologists near John Stendahl
Counts of cardiologists 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
John Stendahl billed Medicare for 167 services in 2024
CMS data shows 167 Medicare services from John Stendahl across 7 procedure codes in 2024, for 183 Medicare patients. Medicare paid $8,055 for them.
John Stendahl's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1282024: 9823%
- Tests and treatments
- 2023: 382024: 4826%
- Office and hospital visits
- 2023: 602024: 2165%
Where John Stendahl's Medicare services took place, 2024
- In an office5533%
- In a facility11267%
John Stendahl compared with the Connecticut median for cardiologists, 2024
- John Stendahl
- Connecticut median
- Medicare services
- 167vs 1,35888% below
- Medicare patients
- 183vs 68073% below
- Part D claims
- 563vs 1,57364% below
Medians across 415 cardiologists in Connecticut with Dmand AI profiles that report each measure.
John Stendahl'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
John Stendahl treated 183 Medicare patients in 2024, average age 74
CMS counts 183 Medicare patients who saw John Stendahl in 2024. The largest group is 75 to 84, with 85 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.67, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts John Stendahl's median patient age at 72, with 46% women.
John Stendahl's Medicare patients by age, 2024
John Stendahl's Medicare patients by sex, 2024
- Women8848%
- Men9552%
Chronic conditions among John Stendahl's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Ischemic heart disease53%
- Heart failure48%
- Atrial fibrillation41%
- Diabetes38%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
John Stendahl's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women46%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Stendahl wrote 624 Medicare Part D claims in 2024
In 2024, John Stendahl wrote 624 Medicare Part D claims for 96 patients. 67% of them were for generic drugs. CMS names the drug for 563 of them, across 19 drugs with 11 or more claims each, at $1,062,805 in total drug cost. In 2023, CMS named 389 claims across 14 drugs.
John Stendahl's Part D claims by kind of drug, 2024
- Generic420 claims67%
- Brand-name204 claims33%
John Stendahl'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3892024: 56345%
Drugs named by CMS: 19 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
John Stendahl scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for John Stendahl for performance year 2024, reported as part of a group. John Stendahl accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
John Stendahl's MIPS scores, performance year 2024
- 87of 100Final score
- 77.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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John Stendahl has 32 publications on record
Dmand AI links 32 papers to John Stendahl, published from 2013 to 2025. 2020 was the busiest year, with 7. The most frequent topics are Dogs, Positron-Emission Tomography and Cardiomyopathy, Hypertrophic. John Stendahl has published most often in Circulation. John Stendahl's most frequent co-authors are Albert J. Sinusas, MD, Sharlene Mary Day, MD and Dominic James Richard Abrams, BSC, MBBS, MD.
John Stendahl's papers by year, 2015 to 2025
Topics John Stendahl writes about most
- Dogs
- Positron-Emission Tomography
- Cardiomyopathy, Hypertrophic
- Algorithms
- Heart
- Radiopharmaceuticals
- Tomography, Emission-Computed, Single-Photon
- Atrial Fibrillation
John Stendahl's most frequent co-authors
- Albert J. Sinusas, MD21 shared papers
- Sharlene Mary Day, MD6 shared papers
- Dominic James Richard Abrams, BSC, MBBS, MD5 shared papers
Recent publications by John Stendahl
Circ Genom Precis Med
IEEE Trans Biomed Eng
See who John Stendahl researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who John Stendahl works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
John Stendahl received $78 in industry payments in 2024
CMS Open Payments shows 1 general payment to John Stendahl from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $78.
Companies that paid John Stendahl the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
John Stendahl graduated from University Of Minnesota Medical School
John Stendahl graduated from University Of Minnesota Medical School in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John Stendahl'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 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)Clinician Public Reporting: Overall MIPS Performance (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 |
| 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 John Stendahl
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Stendahl's NPI number?
John Stendahl's NPI number is 1831480433. It was assigned on April 29, 2011, and it is active in the NPI Registry.
What does John Stendahl specialize in?
John Stendahl is a cardiologist in New Haven, Connecticut. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does John Stendahl practice?
John Stendahl practices at 50 Division St, New Haven, CT 06511. John Stendahl's primary practice is Yale Medicine in New Haven, Connecticut. Dmand AI also links John Stendahl to 2 hospitals.
What is John Stendahl's office phone number?
The practice phone on file for John Stendahl is (203) 785-2140.
What is John Stendahl's medical license number?
John Stendahl holds Connecticut license 66313.
Which hospitals is John Stendahl affiliated with?
John Stendahl is affiliated with Yale New Haven Hospital. Dmand AI links John Stendahl to 2 more hospitals.
What medical group is John Stendahl part of?
John Stendahl is linked to Yale Health.
Does John Stendahl accept Medicare?
Yes. CMS data shows John Stendahl billed Medicare for 167 services in 2024, and John Stendahl accepts Medicare assignment.
What is John Stendahl's MIPS score?
John Stendahl's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does John Stendahl see?
CMS counts 183 Medicare patients who saw John Stendahl in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
What services does John Stendahl bill to Medicare?
In 2024, John Stendahl's most billed Medicare services were nuclear medicine (78452), heart test or procedure (93018) and nuclear medicine (78431).
Where did John Stendahl go to medical school?
John Stendahl graduated from University Of Minnesota Medical School in 2011.
What drugs does John Stendahl prescribe most?
In 2024 Medicare Part D data, John Stendahl's most prescribed drugs by claims were Metoprolol Succinate, Camzyos and Spironolactone.
Has John Stendahl received payments from drug or device companies?
CMS Open Payments shows $78 in general payments to John Stendahl from 1 company from 2024 to 2024. The largest total came from Pfizer Inc.
How long has John Stendahl been practicing?
John Stendahl graduated from medical school in 2011, 15 years ago.
Does John Stendahl do research?
Dmand AI links 32 publications to John Stendahl, published from 2013 to 2025.
Who does John Stendahl publish with?
John Stendahl's most frequent co-authors are Albert J. Sinusas, MD (21 shared papers), Sharlene Mary Day, MD (6 shared papers) and Dominic James Richard Abrams, BSC, MBBS, MD (5 shared papers).
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