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Dr. James Frederic Passarelli, MD
NPI1104851518PAC ID5890897201
- Medicare services, 2024
- 133
- Medicare patients, 2024
- 95
- Publications
- 1
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Practice address
- 20 York Street, New Haven, CT 06510
- Practice phone
- Call (203) 688-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yale New Haven Psychiatric Hospital (York St)
Psychiatric Inpatient Facility · New Haven, Connecticut
Find Dr. Passarelli'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. James Frederic Passarelli is a general surgeon in New Haven, Connecticut
Dr. Passarelli practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.
Dr. Passarelli's NPI, 1104851518, was assigned on July 12, 2006. Dr. Passarelli graduated from New York Medical College in 1989. Dr. Passarelli holds Connecticut license 033614.
NPI and contact details
- NPI
- 1104851518NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890897201
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 688-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Frederic Passarelli practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut
Dr. Passarelli's primary practice is Yale New Haven Psychiatric Hospital (York St), at 20 York Street, New Haven, CT 06510. The practice phone is (203) 688-5900.
- Yale New Haven Psychiatric Hospital (York St)20 York Street, New Haven, CT 06510Phone(203) 688-5900
Source: Dmand AI Affiliation Data
Dr. James Frederic Passarelli is affiliated with 4 sites of care and 1 medical group
Dr. Passarelli's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Dr. Passarelli is also affiliated with Yale New Haven Hospital. The medical group on file is Yale Health. Dmand AI also links Dr. Passarelli to 1 more physician office and 1 group practice or clinic, each named with a free account.
Yale New Haven Psychiatric Hospital (York St)Primary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James Frederic Passarelli's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Passarelli practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale New Haven Psychiatric Hospital (York St) | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Frederic Passarelli is one of 303 general surgeons in Connecticut
Surgery is Dr. Passarelli's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Passarelli is licensed in Connecticut.
Specialties and state licenses
- Surgery, ConnecticutPrimary
General surgeons near Dr. Passarelli
Counts of general surgeons 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. James Frederic Passarelli billed Medicare for 133 services in 2024
CMS data shows 133 Medicare services from Dr. Passarelli across 6 procedure codes in 2024, for 95 Medicare patients. Medicare paid $28,185 for them.
Medicare services, 2024133
Medicare patients95
Paid by Medicare$28,185
Procedure codes6
Dr. Passarelli's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1302024: 8932%
- Surgery
- 2023: 272024: 4463%
Where Dr. Passarelli's Medicare services took place, 2024
- In an office8967%
- In a facility4433%
Dr. Passarelli compared with the Connecticut median for general surgeons, 2024
- Dr. Passarelli
- Connecticut median
- Medicare services
- 133vs 10922% above
- Medicare patients
- 95vs 95Close to median
Medians across 295 general surgeons in Connecticut with Dmand AI profiles that report each measure.
Dr. Passarelli'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Passarelli and other general surgeons in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Frederic Passarelli treated 95 Medicare patients in 2024, average age 75
CMS counts 95 Medicare patients who saw Dr. Passarelli in 2024. The largest group is 75 to 84, with 41 patients. 75% of them have high cholesterol, and 72% have high blood pressure. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Passarelli's median patient age at 71, with 32% women.
Medicare patients, 202495
Average age75
Average risk score1.30
Dr. Passarelli's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Passarelli's Medicare patients by sex, 2024
- Women2829%
- Men6771%
Chronic conditions among Dr. Passarelli's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis43%
- Cancer25%
- Ischemic heart disease25%
- Anxiety24%
- Chronic kidney disease24%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Passarelli's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women32%
- Men67%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Frederic Passarelli 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 Dr. Passarelli for performance year 2024, reported as part of a group. Dr. Passarelli accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 44 procedures of hernia repair (minimally invasive) by Dr. Passarelli, more than 98% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Passarelli'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.
Where Dr. Passarelli ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 98th percentile44 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. James Frederic Passarelli has 1 publication on record
Dmand AI links 1 paper to Dr. Passarelli in 2016. Dr. Passarelli's most frequent co-author is Marjorie P. Golden, MD.
Papers1
Dr. Passarelli's most frequent co-authors
Recent publications by Dr. Passarelli
See who Dr. Passarelli researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Passarelli works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James Frederic Passarelli received $9,232 in industry payments from 2019 to 2022
CMS Open Payments shows 19 general payments to Dr. Passarelli from 2 drug and device companies from 2019 to 2022. Education make up the largest share, 76% of the total. Intuitive Surgical, Inc. paid the most, $9,102.
General payments to Dr. Passarelli by program year, 2019 to 2022
General payments to Dr. Passarelli by kind, 2019 to 2022
$9.2Kin total
- Education$7,00076%
- Travel and lodging$1,51916%
- Food and beverage$7128%
Companies that paid Dr. Passarelli the most, 2019 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Frederic Passarelli graduated from New York Medical College
Dr. Passarelli graduated from New York Medical College in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Frederic Passarelli'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 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) |
| 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)Doctors and Clinicians Utilization Data (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 Dr. James Frederic Passarelli
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. James Frederic Passarelli's NPI number?
Dr. James Frederic Passarelli's NPI number is 1104851518. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James Frederic Passarelli?
Dr. James Frederic Passarelli is a general surgeon in New Haven, Connecticut. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. James Frederic Passarelli practice?
Dr. Passarelli practices at 20 York Street, New Haven, CT 06510. Dr. Passarelli's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Dmand AI also links Dr. Passarelli to 1 physician office and 1 group practice or clinic.
What is Dr. James Frederic Passarelli's office phone number?
The practice phone on file for Dr. Passarelli is (203) 688-5900.
What is Dr. James Frederic Passarelli's medical license number?
Dr. Passarelli holds Connecticut license 033614.
Which hospitals is Dr. James Frederic Passarelli affiliated with?
Dr. Passarelli is affiliated with Yale New Haven Hospital.
What medical group is Dr. James Frederic Passarelli part of?
Dr. Passarelli is linked to Yale Health.
Does Dr. James Frederic Passarelli accept Medicare?
Yes. CMS data shows Dr. Passarelli billed Medicare for 133 services in 2024, and Dr. Passarelli accepts Medicare assignment.
What is Dr. James Frederic Passarelli's MIPS score?
Dr. Passarelli's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. James Frederic Passarelli see?
CMS counts 95 Medicare patients who saw Dr. Passarelli in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. James Frederic Passarelli bill to Medicare?
In 2024, Dr. Passarelli's most billed Medicare services were office visit, new patient (99204), surgery: digestive system (49650) and office visit, new patient (99203).
Where did Dr. James Frederic Passarelli go to medical school?
Dr. Passarelli graduated from New York Medical College in 1989.
Has Dr. James Frederic Passarelli received payments from drug or device companies?
CMS Open Payments shows $9,232 in general payments to Dr. Passarelli from 2 companies from 2019 to 2022. The largest total came from Intuitive Surgical, Inc.
How long has Dr. James Frederic Passarelli been practicing?
Dr. Passarelli graduated from medical school in 1989, 37 years ago.
Does Dr. James Frederic Passarelli do research?
Dmand AI links 1 publication to Dr. Passarelli.
Who does Dr. James Frederic Passarelli publish with?
Dr. Passarelli's most frequent co-authors are Marjorie P. Golden, MD (1 shared paper).
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