Dr. Peter J. Gruber, MD, PhD

  • New Haven, CT
  • Cardiothoracic surgeon
NPI1053409458
Publications
47
MIPS score, 2024
87
Industry payments
$6,210
Affiliated sites
2
Medical group
1
Practice address
20 York Street, New Haven, CT 06510
Practice phone
Call (203) 688-5900
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Yale New Haven Psychiatric Hospital (York St)

Psychiatric Inpatient Facility · New Haven, Connecticut

See all 3 affiliations

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Dr. Peter J. Gruber is a cardiothoracic surgeon in New Haven, Connecticut

Dr. Gruber practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.

Dr. Gruber's NPI, 1053409458, was assigned on October 11, 2006. Dr. Gruber graduated from Perelman School of Medicine at the University of Pennsylvania in 1992. Dr. Gruber holds Connecticut license 57299.

NPI and contact details
NPI enumeration date
October 11, 2006
NPI status
Active
Practice phone
(203) 688-5900
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Peter J. Gruber practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut

Dr. Gruber'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. Peter J. Gruber is affiliated with 2 sites of care and 1 medical group

Dr. Gruber's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. The medical group on file is Yale Health. Dmand AI also links Dr. Gruber to 1 more group practice or clinic, named with a free account.

Yale New Haven Psychiatric Hospital (York St)Psychiatric Inpatient Facility · New Haven, ConnecticutPrimary
Yale HealthPrimary care group, New Haven, CT1 group practice or clinicName with a free accountParent health systemName with a free account
See all 3 affiliations for Dr. Gruber

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Peter J. Gruber's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gruber practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Yale New Haven Psychiatric Hospital (York St)Available with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Peter J. Gruber is one of 77 cardiothoracic surgeons in Connecticut

Thoracic surgery (cardiothoracic vascular surgery) is Dr. Gruber's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Gruber is licensed in Connecticut.

Specialties and state licenses

  • Thoracic surgery (cardiothoracic vascular surgery), ConnecticutPrimaryLicense 57299 · taxonomy 208G00000X

Cardiothoracic surgeons near Dr. Gruber

Counts of cardiothoracic 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. Peter J. Gruber's patients have a median age of 22

Across all payers, Dmand AI patient panel data puts Dr. Gruber's median patient age at 22, with 33% women.

Dr. Gruber's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 22

Patient panel by sex, all payers

  • Women33%
  • Men67%

Source: Dmand AI Patient Panel Data

Dr. Peter J. Gruber 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. Gruber for performance year 2024, reported as part of a group.

Dr. Gruber'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.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

Dr. Peter J. Gruber has 47 publications on record

Dmand AI links 47 papers to Dr. Gruber, published from 2012 to 2025. 2025 was the busiest year, with 6. The most frequent topics are Heart Defects, Congenital, Cardiac Surgical Procedures and Exome. Dr. Gruber has published most often in J Thorac Cardiovasc Surg. Dr. Gruber's most frequent co-authors are Elizabeth Goldmuntz, MD, Christopher Caldarone, MD and William Decampli, MD.

Papers47
Years published2012 to 2025

Dr. Gruber's papers by year, 2016 to 2025

Topics Dr. Gruber writes about most

  • Heart Defects, Congenital
  • Cardiac Surgical Procedures
  • Exome
  • Fontan Procedure
  • Aortic Valve
  • Exome Sequencing
  • Genetic Predisposition to Disease
  • Heart

Dr. Gruber's most frequent co-authors

Recent publications by Dr. Gruber

See all 47 publications and co-authors

See who Dr. Gruber researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gruber works with, so you can find a warm path to the right cardiothoracic surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Peter J. Gruber received $6,210 in industry payments from 2016 to 2020

CMS Open Payments shows 4 general payments to Dr. Gruber from 4 drug and device companies from 2016 to 2020. Consulting fees make up the largest share, 97% of the total. AstraZeneca Pharmaceuticals LP paid the most, $6,000.

General payments to Dr. Gruber by program year, 2016 to 2020

General payments to Dr. Gruber by kind, 2016 to 2020

$6.2Kin total
  • Consulting fees$6,00097%
  • Food and beverage$2103%

Companies that paid Dr. Gruber the most, 2016 to 2020

Share is of all general payments to this clinician.

See all payments to Dr. Gruber

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Peter J. Gruber graduated from Perelman School of Medicine at the University of Pennsylvania

Dr. Gruber graduated from Perelman School of Medicine at the University of Pennsylvania in 1992.

  1. Medical schoolPerelman School of Medicine at the University of Pennsylvania

Source: Dmand AI Professional Profile Data

Sources for Dr. Peter J. Gruber's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
MIPS scores, telehealth, assignment and procedure percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Peter J. Gruber

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 J. Gruber's NPI number?

Dr. Peter J. Gruber's NPI number is 1053409458. It was assigned on October 11, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Peter J. Gruber?

Dr. Peter J. Gruber is a cardiothoracic surgeon in New Haven, Connecticut. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).

Where does Dr. Peter J. Gruber practice?

Dr. Gruber practices at 20 York Street, New Haven, CT 06510. Dr. Gruber's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Dmand AI also links Dr. Gruber to 1 group practice or clinic.

What is Dr. Peter J. Gruber's office phone number?

The practice phone on file for Dr. Gruber is (203) 688-5900.

What is Dr. Peter J. Gruber's medical license number?

Dr. Gruber holds Connecticut license 57299.

What medical group is Dr. Peter J. Gruber part of?

Dr. Gruber is linked to Yale Health.

What is Dr. Peter J. Gruber's MIPS score?

Dr. Gruber's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

Where did Dr. Peter J. Gruber go to medical school?

Dr. Gruber graduated from Perelman School of Medicine at the University of Pennsylvania in 1992.

Has Dr. Peter J. Gruber received payments from drug or device companies?

CMS Open Payments shows $6,210 in general payments to Dr. Gruber from 4 companies from 2016 to 2020. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Peter J. Gruber been practicing?

Dr. Gruber graduated from medical school in 1992, 34 years ago.

Does Dr. Peter J. Gruber do research?

Dmand AI links 47 publications to Dr. Gruber, published from 2012 to 2025.

Who does Dr. Peter J. Gruber publish with?

Dr. Gruber's most frequent co-authors are Elizabeth Goldmuntz, MD (6 shared papers), Christopher Caldarone, MD (5 shared papers) and William Decampli, MD (5 shared papers).

Selling to thoracic surgery (cardiothoracic vascular surgery) practices?

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