Active NPI
Juan M Perez Velazquez, M.D.
- Infectious Disease Physician
- Worcester, MA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Infectious Disease Physician
- License
- 257893
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 110038267A | Medicaid | MA |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| 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
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Infectious Disease
- Education
- Other, 2009
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
119 Belmont St
Worcester, MA 01605-2903
Phone (508) 334-1000
Hospital & facility affiliations
- Umass Memorial Medical Center/University Campus
- Umass Memorial Healthalliance Hospitals
Merit-based Incentive Payment System (MIPS)
- Final score
- 100 of 100
- 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
| License | State | Type | Specialty |
|---|---|---|---|
| 257893 | MA | MD | Infectious Disease Physician |
Interoperability endpoints
- 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.
-
- Internal Medicine Physician
- Worcester, MA
- NPI 1760445373
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Leominster, MA
- NPI 1013995133
-
- Psychiatric Hospital Unit
- Clinton, MA
- NPI 1285171934
-
- General Acute Care Hospital
- Worcester, MA
- NPI 1831151455
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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 5, 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.