Harold M Schwartz, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

029305 Issued in CT

Practice address

2200 Whitney Ave Ste 360
Hamden, CT 06518-3602

Phone

(203) 281-4463

Fax

(203) 287-2930

NPI assigned

May 12, 2006

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

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in CT, NY2 enrollments

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 2

Specialty

Gastroenterology

Education

State University of New York Downstate Medical Center, 1986

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

HHC Physician Services PLLCGroup PAC ID 9537573357, 140 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

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

Merit-based Incentive Payment System (MIPS)

Final score

100 of 100Reported as group

Promoting interoperability

100

Improvement activities

40

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H9678

Interoperability endpoints

• Direct secure messaging: hschwartz@montefioredirect.com

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.

• HHC Physician Services, PLLC

  • Internal Medicine Physician
  • Branford, CT
  • NPI 1669075610

  Gastroenterology

  Medicare reassignment Care Compare group NPD
• Montefiore Medical Center

  • Anesthesiology Physician
  • Bronx, NY
  • NPI 1063525152

  Gastroenterology

  Medicare reassignment NPD
• HHC Physician Services, PLLC

  • Pulmonary Disease Physician
  • Guilford, CT
  • NPI 1962212779
  NPD
• Montefiore Medical Center

  • Community/Retail Pharmacy
  • Bronx, NY
  • NPI 1194183715
  NPD

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
  Care Compare affiliation
• Yale New Haven Hospital

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

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

{
    "created_epoch": "1147392000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752192000000",
    "number": "1760432256",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2200 WHITNEY AVE STE 360",
            "city": "HAMDEN",
            "state": "CT",
            "postal_code": "065183602",
            "telephone_number": "203-281-4463",
            "fax_number": "203-287-2930"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2200 WHITNEY AVE STE 360",
            "city": "HAMDEN",
            "state": "CT",
            "postal_code": "065183602",
            "telephone_number": "203-281-4463",
            "fax_number": "203-287-2930"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SCHWARTZ",
        "first_name": "HAROLD",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-12",
        "last_updated": "2025-07-11",
        "certification_date": "2025-07-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CT",
            "license": "029305",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "harold.schwartz@xdr.hhchealthdirect.org",
            "affiliation": "N",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "2200 Whitney Ave Ste 360",
            "city": "Hamden",
            "state": "CT",
            "country_code": "US",
            "postal_code": "065183602",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Kasey Leanne Schlusemeyer
• Mark Jeffrey Schpero, D.D.S.
• Daniel Jonathan Schultheis
• Barbara Jayne Schuster, LCSW
• Catherine W Schwanfelder, OTR/L
• Janet Marie Schwenger, PH.D.
• James L Scott, MD
• Justin Gregory Scott
• Renee Scott, LMSW
• Brittany Seabrook, LMSW

• Gastroenterology Physician in Hamden, CT
• Providers in Hamden, CT by specialty
• Gastroenterology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 11, 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.