NPIMap

Individual provider Active NPI

Harvey Allen Zar, MD

  • Anesthesiology Physician
  • New Haven, CT
National Provider Identifier
1346337813
Registry record updated Oct 29, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
22488 Issued in ND
Practice address
198 Alden Ave
New Haven, CT 06515-2112
Phone
(203) 691-7505
Fax
(203) 691-7505
NPI assigned
Oct 6, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 29, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 0103174A IN
Anesthesiology Physician 207L00000X 22488 ND Primary
Anesthesiology Physician 207L00000X C4495 KY

Addresses

Primary practice location

198 Alden Ave
New Haven, CT 06515-2112

Mailing address

198 Alden Ave
New Haven, CT 06515-2112
Phone (203) 691-7505

Other practice location 1

200 Abraham Flexner Way
Louisville, KY 40202-2877
Phone (502) 852-5851

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, MA, KY, ND4 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20091205000039 NY Practitioner - Anesthesiology 1557316213
I20130619000241 MA Practitioner - Anesthesiology 1557316213 Reassigns benefits to 1 organization
I20251110000351 KY Practitioner - Anesthesiology 1557316213 Reassigns benefits to 1 organization
I20260305000468 ND Practitioner - Anesthesiology 1557316213 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Indiana University School of Medicine, 1980
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

200 Abraham Flexner Way
Louisville, KY 40202-1886
Phone (502) 587-4401

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as apm
Quality
82.98
Promoting interoperability
100
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
0103174AINMDAnesthesiology Physician
22488NDMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Louisville Physicians, Inc. Anesthesiology Current Accepting new patients
Sanford Bismarck CurrentSince Jan 21, 2026 Accepting new patients
University of Louisville Physicians, Inc. CurrentSince Nov 1, 2025 Accepting new patients
Holyoke Medical Center, Inc. Anesthesiology CurrentSince Dec 10, 2019 Accepting new patients
Holyoke Medical Center, Inc. CurrentSince Dec 10, 2019 Accepting new patients
University of Louisville Physicians, Inc. CurrentSince Nov 1, 2025 Accepting new patients
Milford Anesthesia Associates LLC Anesthesiology PastSince Sep 25, 2019 Accepting new patients
Alice Hyde Medical Center Past Accepting new patients
Meadowbrook Medical Associates Anesthesiology Past Accepting new patients

Locations

7752 Solution Ctr
Chicago, IL 60677

571 S Floyd St
Louisville, KY 40202
Phone (502) 561-2700

200 Abraham Flexner Way
Louisville, KY 40202
Phone (502) 569-7983

575 Beech St
Holyoke, MA 01040
Phone (413) 534-2570

Interoperability endpoints

  • Direct secure messaging: hzar1766890@direct.trinity-health.org

Organizations & group practices 9

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.

Hospital & facility affiliations 22

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

View all 22

NPI Registry JSON

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

{
    "created_epoch": "1160092800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761696000000",
    "number": "1346337813",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "198 ALDEN AVE",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065152112",
            "telephone_number": "203-691-7505",
            "fax_number": "203-691-7505"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "198 ALDEN AVE",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065152112",
            "telephone_number": "203-691-7505",
            "fax_number": "203-691-7505"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 Abraham Flexner Way",
            "address_purpose": "LOCATION",
            "city": "Louisville",
            "state": "KY",
            "postal_code": "402022877",
            "country_code": "US",
            "telephone_number": "502-852-5851",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZAR",
        "first_name": "HARVEY",
        "middle_name": "ALLEN",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-10-06",
        "last_updated": "2025-10-29",
        "certification_date": "2025-10-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IN",
            "license": "0103174A",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "ND",
            "license": "22488",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "KY",
            "license": "C4495",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New Haven, CT

Sources for this page

Verify at the official NPI Registry.