Individual provider Active NPI

Derek J Hersey, PA

  • Physician Assistant
  • Boston, MA
National Provider Identifier
1114981289
Registry record updated Jan 8, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
1256 Issued in MA
Practice address
133 Brookline Ave
Boston, MA 02215-3904
Phone
(617) 421-2194
Fax
(617) 421-2192
NPI assigned
Apr 14, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 8, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 1256 MA Primary
Medical Physician Assistant 363AM0700X 1256 MA

Addresses

Primary practice location

133 Brookline Ave
Boston, MA 02215-3904

Mailing address

133 Brookline Ave
Boston, MA 02215-3904
Phone (617) 421-2194

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address dherseypa11504@direct.atrius.masshiway.net

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20090414000369 MA Practitioner - Physician Assistant 9133276926 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Reliant Medical Group IncGroup PAC ID 5597755322, 638 clinicians

Practice addresses (Care Compare)

123 Summer St
Worcester, MA 01608-1216
Phone (508) 363-5000

225 New Lancaster Rd
Leominster, MA 01453-4958
Phone (978) 534-6500

5 Neponset St
Worcesteer, MA 01606-2714
Phone (508) 595-2300

Hospital & facility affiliations

  • St Vincent Hospital Hospital, Worcester, MA, CCN 220176

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
1256MAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Atrius Health, Inc. Physician Assistant CurrentSince Dec 1, 2024 Accepting new patients
Atrius Health, Inc. Physician Assistant CurrentSince Dec 1, 2024 Accepting new patients

Locations

147 Milk St
Fl 9
Boston, MA 02109
Phone (617) 559-8051

133 Brookline Ave
Boston, MA 02215
Phone (617) 421-1000

133 Brookline Ave
Fl 9
Boston, MA 02215
Phone (617) 421-1091

1611 Cambridge St
Cambridge, MA 02138
Phone (617) 661-5100

Interoperability endpoints

  • Direct secure messaging: derek.hersey.npi1114981289.reliant@direct.optumcare.masshiway.net
  • Direct secure messaging: dherseypa11504@direct.atrius.masshiway.net

Organizations & group practices 3

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 1

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": "1144972800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1610064000000",
    "number": "1114981289",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "133 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022153904",
            "telephone_number": "617-421-2194",
            "fax_number": "617-421-2192"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "133 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022153904",
            "telephone_number": "617-421-2194",
            "fax_number": "617-421-2192"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HERSEY",
        "first_name": "DEREK",
        "middle_name": "J",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-14",
        "last_updated": "2021-01-08",
        "certification_date": "2021-01-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MA",
            "license": "1256",
            "primary": true
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "MA",
            "license": "1256",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dherseypa11504@direct.atrius.masshiway.net",
            "affiliation": "N",
            "address_1": "133 Brookline Ave",
            "city": "Boston",
            "state": "MA",
            "country_code": "US",
            "postal_code": "022153904",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.