Peter Block, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

80610 Issued in CT

Practice address

20 York St
New Haven, CT 06510-3220

Phone

(203) 688-4242

NPI assigned

Apr 12, 2018

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CT

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Gastroenterology

Education

Jefferson Medical College of Thomas Jefferson University, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Yale University 2,632 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Yale-New Haven Hospital Hospital, New Haven, CT, CCN 070022

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: pblock514772@direct.ynhh.org

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Yale University

  • Anesthesiology Physician
  • New Haven, CT
  • NPI 1205822236

  CT

  Medicare reassignment Care Compare group NPD
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • Fairfield, CT
  • NPI 1548066962
  Care Compare group NPD
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • Wallingford, CT
  • NPI 1053079335
  Care Compare group
• Yale University

  • Health Service Clinic/Center
  • New Haven, CT
  • NPI 1093862740
  Care Compare group
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • North Haven, CT
  • NPI 1104530666
  Care Compare group
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • Milford, CT
  • NPI 1144985482
  Care Compare group
• Yale University

  • Clinical Medical Laboratory
  • New Haven, CT
  • NPI 1306875877
  Care Compare group
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • Milford, CT
  • NPI 1740099407
  Care Compare group
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • Stamford, CT
  • NPI 1831854173
  Care Compare group
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • New Haven, CT
  • NPI 1912040205
  Care Compare group
• Yale University

  • Clinical Medical Laboratory
  • New Haven, CT
  • NPI 1922042258
  Care Compare group
• Yale University

  • Durable Medical Equipment & Medical Supplies
  • Guilford, CT
  • NPI 1962167395
  Care Compare group

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Yale New Haven Hospital

  • General Acute Care Hospital
  • New Haven, CT
  • NPI 1336139500

  Hospital

  Care Compare affiliation
• Yale New Haven Hospital

  • General Acute Care Hospital
  • New Haven, CT
  • NPI 1578778726

  Hospital

  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1523491200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751846400000",
    "number": "1891292058",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20 YORK ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065103220"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 YORK ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065103220",
            "telephone_number": "203-688-4242"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BLOCK",
        "first_name": "PETER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-04-12",
        "last_updated": "2025-07-07",
        "certification_date": "2025-07-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CT",
            "license": "80610",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Gina Marie Bliss, PHARMD
• Norma Louise Bliss, PA-C
• Mark L Blitzer, M.D.
• Nicolas Blobel, MD, PHD
• Michael Hugh Bloch, MD
• Jordan Blohm
• Alexa Blood, APRN
• Justin Andrew Blood, APRN
• Debra Kay Bloom, LCSW
• Amber Blue, M.D.

• All providers in New Haven, CT
• Gastroenterology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 7, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.