Individual provider Active NPI

Denis Balaban, MD

  • Neurology Physician
  • Boston, MA
National Provider Identifier
1326577685
Registry record updated Jan 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurology PhysicianTaxonomy code 2084N0400X
License
287008 Issued in MA
Practice address
15 Parkman St
Boston, MA 02114-3117
Phone
(617) 726-7565
Fax
(617) 724-8095
NPI assigned
Jun 8, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 22, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X 287008 MA Primary

Addresses

Primary practice location

15 Parkman St
Boston, MA 02114-3117

Mailing address

15 Parkman St
Boston, MA 02114-3117
Phone (617) 726-7565

Other practice location 1

75 Francis Street
Boston, MA 02115
Phone (617) 732-5500

Other practice location 2

55 Fruit St
Boston, MA 02114-2621
Phone (781) 487-6800

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
I20220811000185 MA Practitioner - Neurology 8426328337 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurology
Education
University of Florida College of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
The General Hospital CorporationGroup PAC ID 6507803806, 1,275 clinicians
Massachusetts General Physicians Organization IncGroup PAC ID 2466365820, 3,494 clinicians

Practice addresses (Care Compare)

55 Fruit St
Boston, MA 02114-2621
Phone (617) 726-2000

55 Fruit St
Boston, MA 02114-2696
Phone (617) 724-0287

Hospital & facility affiliations

  • Massachusetts General Hospital Hospital, Boston, MA, CCN 220071
  • Massachusetts Eye and Ear Infirmary - Hospital, Boston, MA, CCN 220075
  • Brigham and Women'S Hospital Hospital, Boston, MA, CCN 220110
  • North Shore Medical Center - Hospital, Salem, MA, CCN 220035
  • Newton-Wellesley Hospital Hospital, Newton, MA, CCN 220101
  • Spaulding Rehabilitation Hospital Inpatient rehabilitation facility, Charlestown, MA, CCN 223034

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Martha'S Vineyard Hospital, Inc. Internal Medicine Current Accepting new patients
General Hospital Corp Current Accepting new patients
Massachusetts General Physicians Organization Inc Internal Medicine CurrentSince Jul 1, 2022 Accepting new patients
Martha'S Vineyard Hospital, Inc. Internal Medicine CurrentSince Aug 28, 2023 Accepting new patients
The General Hospital Corporation CurrentSince Jul 1, 2022 Accepting new patients
Martha'S Vineyard Hospital, Inc. CurrentSince Aug 28, 2023 Accepting new patients

Locations

75 Francis St
Boston, MA 02115

15 Parkman St
Boston, MA 02114
Phone (617) 726-3023

55 Fruit St
#2
Boston, MA 02114
Phone (617) 726-2967

55 Fruit St
Boston, MA 02114

1 Hospital Rd
Oak Bluffs, MA 02557
Phone (508) 684-4500

52 Second Ave
Waltham, MA 02451
Phone (781) 341-3966

Interoperability endpoints

  • Direct secure messaging: balaban.denis.mgh@direct.partners.masshiway.net
  • Direct secure messaging: dbalaban87607@tuftsmedicine.direct-ci.com

Organizations & group practices 6

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 6

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": "1496880000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769040000000",
    "number": "1326577685",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15 PARKMAN ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021143117",
            "telephone_number": "617-726-7565",
            "fax_number": "617-724-0895"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15 PARKMAN ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021143117",
            "telephone_number": "617-726-7565",
            "fax_number": "617-724-8095"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "75 Francis Street",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "02115",
            "country_code": "US",
            "telephone_number": "617-732-5500",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "55 Fruit St",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021142621",
            "country_code": "US",
            "telephone_number": "781-487-6800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BALABAN",
        "first_name": "DENIS",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-06-08",
        "last_updated": "2026-01-22",
        "certification_date": "2026-01-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MA",
            "license": "287008",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.