NPIMap

Individual provider Active NPI

Jack Thomas Bueno, MD

  • Gastroenterology Physician
  • Nashua, NH
National Provider Identifier
1619990496
Registry record updated Jan 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
11347 Issued in NH
Practice address
2300 Southwood Dr
Nashua, NH 03063-1818
Phone
(603) 577-4000
Fax
(603) 640-1228
NPI assigned
Jul 25, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 12, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 11347 NH Primary

Addresses

Primary practice location

2300 Southwood Dr
Nashua, NH 03063-1818

Mailing address

2300 Southwood Dr
Nashua, NH 03063-1818
Phone (603) 577-4000

Other identifiers 1

IdentifierTypeStateIssuer
30203354MedicaidNH

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050321000035 NH Practitioner - Gastroenterology 3870548167 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Dartmouth-Hitchcock ClinicGroup PAC ID 4183537509, shared by 2 NPIs, 1,445 clinicians
Mary Hitchcock Memorial HospitalGroup PAC ID 4486561164, 1,269 clinicians

Practice addresses (Care Compare)

2300 Southwood Dr
Nashua, NH 03063-1818
Phone (603) 577-4070

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
79.66 of 100Reported as apm
Quality
53.51
Promoting interoperability
100
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
79.66 of 100Reported as apm
Quality
53.51
Promoting interoperability
100
Improvement activities
40

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy166
Upper gastrointestinal (GI) endoscopy for acid reflux165

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
11347NHMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mary Hitchcock Memorial Hospital CurrentSince Jun 1, 2023 Accepting new patients
Mary Hitchcock Memorial Hospital CurrentSince Jun 1, 2023 Accepting new patients
Dartmouth-Hitchcock Clinic Gastroenterology CurrentSince Jan 1, 2005 Accepting new patients
Mary Hitchcock Memorial Hospital Current Accepting new patients
Dartmouth-Hitchcock Clinic Gastroenterology CurrentSince Jan 1, 2005 Accepting new patients

Locations

25 S River Rd
Bedford, NH 03110
Phone (603) 626-4392

253 Pleasant St
Concord, NH 03301
Phone (603) 226-2200

1 Medical Dr
Lebanon, NH 03756
Phone (603) 650-5922

2300 Southwood Dr
Nashua, NH 03063
Phone (603) 577-4170

21 E Hollis St
Nashua, NH 03060
Phone (603) 577-4200

Interoperability endpoints

  • Direct secure messaging: jbueno11417@direct.dartmouth-hitchcock.org

Organizations & group practices 5

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 5

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": "1153785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768176000000",
    "number": "1619990496",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2300 SOUTHWOOD DR",
            "city": "NASHUA",
            "state": "NH",
            "postal_code": "030631818",
            "telephone_number": "603-577-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2300 SOUTHWOOD DR",
            "city": "NASHUA",
            "state": "NH",
            "postal_code": "030631818",
            "telephone_number": "603-577-4000",
            "fax_number": "603-640-1228"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BUENO",
        "first_name": "JACK",
        "middle_name": "THOMAS",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-25",
        "last_updated": "2026-01-12",
        "certification_date": "2026-01-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NH",
            "license": "11347",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "30203354",
            "state": "NH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Nashua, NH

Sources for this page

Verify at the official NPI Registry.