Individual provider Active NPI

Juan M Perez Velazquez, M.D.

  • Infectious Disease Physician
  • Worcester, MA
National Provider Identifier
1386871010
Registry record updated Dec 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Infectious Disease PhysicianTaxonomy code 207RI0200X
License
257893 Issued in MA
Practice address
55 Lake Ave N
Worcester, MA 01655-0002
Phone
(774) 441-8230
NPI assigned
Jun 21, 2009
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 5, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Infectious Disease Physician 207RI0200X 257893 MA Primary

Addresses

Primary practice location

55 Lake Ave N
Worcester, MA 01655-0002

Mailing address

PO Box 415348
Boston, MA 02241-5348
Phone (800) 225-8885

Other practice location 1

55 Sayles St
Southbridge, MA 01550-1729
Phone (508) 764-2400

Other practice location 2

119 Belmont St
Worcester, MA 01605-2903
Phone (508) 334-1720

Other practice location 3

60 Hospital Rd
Leominster, MA 01453-2205
Phone (978) 466-4608

Other practice location 4

100 Hospital Rd
Leominster, MA 01453-2253
Phone (978) 466-4212

Other identifiers 1

IdentifierTypeStateIssuer
110038267AMedicaidMA

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address jperezvelazquez23511@UmassMemorial.direct-ci.com
FHIR URL https://epicproxy.et0978.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
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

Enrollment IDStateProvider typePAC IDDetails
I20140717000223 MA Practitioner - Infectious DiseasePractitioner - Internal Medicine 9436375060 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Infectious DiseaseAlso: Internal Medicine
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Umass Memorial Medical Group IncGroup PAC ID 4284539891, 2,494 clinicians

Practice addresses (Care Compare)

119 Belmont St
Worcester, MA 01605-2903
Phone (508) 334-1000

Hospital & facility affiliations

  • Umass Memorial Medical Center/University Campus Hospital, Worcester, MA, CCN 220163
  • Umass Memorial Healthalliance Hospitals Hospital, Leominster, MA, CCN 220001

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
257893MAMDInfectious Disease Physician

Interoperability endpoints

  • Direct secure messaging: jperezvelazquez23511@umassmemorial.direct-ci.com

Organizations & group practices 1

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 3

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

NPI Registry JSON

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

{
    "created_epoch": "1245542400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764892800000",
    "number": "1386871010",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 415348",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022415348",
            "telephone_number": "800-225-8885",
            "fax_number": "508-334-1977"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 LAKE AVE N",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016550002",
            "telephone_number": "774-441-8230"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "55 Sayles St",
            "address_purpose": "LOCATION",
            "city": "Southbridge",
            "state": "MA",
            "postal_code": "015501729",
            "country_code": "US",
            "telephone_number": "508-764-2400",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "119 Belmont St",
            "address_purpose": "LOCATION",
            "city": "Worcester",
            "state": "MA",
            "postal_code": "016052903",
            "country_code": "US",
            "telephone_number": "508-334-1720",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "60 Hospital Rd",
            "address_purpose": "LOCATION",
            "city": "Leominster",
            "state": "MA",
            "postal_code": "014532205",
            "country_code": "US",
            "telephone_number": "978-466-4608",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "100 Hospital Rd",
            "address_purpose": "LOCATION",
            "city": "Leominster",
            "state": "MA",
            "postal_code": "014532253",
            "country_code": "US",
            "telephone_number": "978-466-4212",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PEREZ VELAZQUEZ",
        "first_name": "JUAN",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-06-21",
        "last_updated": "2025-12-05",
        "certification_date": "2025-12-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "MA",
            "license": "257893",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "110038267A",
            "state": "MA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jperezvelazquez23511@UmassMemorial.direct-ci.com",
            "affiliation": "N",
            "address_1": "119 Belmont St",
            "city": "Worcester",
            "state": "MA",
            "country_code": "US",
            "postal_code": "016052903",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0978.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "119 Belmont St",
            "city": "Worcester",
            "state": "MA",
            "country_code": "US",
            "postal_code": "016052903",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Worcester, MA

Sources for this page

Verify at the official NPI Registry.