Organization Active NPI

Mount Auburn Professional Services Inc

  • Internal Medicine Physician
  • Cambridge, MA
National Provider Identifier
1992750996
Registry record updated Jan 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
MOUNT AUBURN PROFESSIONAL SERVICES INC
Practice address
330 Mount Auburn St
Cambridge, MA 02138-5502
Phone
(617) 499-5654
NPI assigned
May 24, 2006
Last updated
Jan 29, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jan 29, 2026

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

Authorized official

Name
Mr. Brian Smith, MD
Title
Cfo
Phone
(405) 245-6238

Specialties & licenses 15

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207Q00000X
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X Primary
Critical Care Medicine (Internal Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RC0200X
Gastroenterology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RG0100X
Geriatric Medicine (Internal Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RG0300X
Hematology & Oncology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RH0003X
Infectious Disease PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RI0200X
Pulmonary Disease PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RP1001X
Rheumatology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RR0500X
Obstetrics & Gynecology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207V00000X
Neurology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 2084N0400X
Vascular Surgery PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 2086S0129X
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 208G00000X
Hospitalist PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 208M00000X
Physical TherapistGroup: 193200000X MULTI-SPECIALTY GROUP 225100000X 5121 MA

Addresses

Primary practice location

330 Mount Auburn St
Cambridge, MA 02138-5502

Mailing address

330 Mount Auburn St
Cambridge, MA 02138-5502
Phone (617) 499-5654

Other practice location 1

57 Bedford St Ste 130
Lexington, MA 02420-4543
Phone (781) 862-7500

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20040527001374 MA Part B Supplier - Clinic/Group Practice 6103725031 Receives reassigned benefits from 457 practitioners
Practice locations: Cambridge, MA; Lexington, MA; Somerville, MA; Waltham, MA; Watertown, MA; Boston, MA; Arlington, MA

National Provider Directory

National Provider Directory

Member of 1

Organizations this organization is a member of, according to the National Provider Directory.

Locations (25 of 73)

22 Mill St
Ste 102
Arlington, MA 02476
Phone (781) 646-1043

268 Trapelo Rd
Belmont, MA 02478
Phone (617) 484-0235

725 Mt Auburn St
Ste 2100
Boston, MA 02241

495 Western Ave
Brighton, MA 02135

25 Carleton St
#E23315
Cambridge, MA 02142
Phone (617) 253-1315

25 Carleton St
#E23319
Cambridge, MA 02142

2500 Massachusetts Ave
Cambridge, MA 02140
Phone (617) 661-6225

2500 Massachusetts Ave
Ste 4200
Cambridge, MA 02140

300 Mount Auburn St
#2
Cambridge, MA 02138

300 Mount Auburn St
#3
Cambridge, MA 02138

300 Mount Auburn St
#5
Cambridge, MA 02138
Phone (617) 499-5595

300 Mount Auburn St
Ste 305
Cambridge, MA 02138
Phone (617) 354-1002

300 Mount Auburn St
Ste 307
Cambridge, MA 02138
Phone (617) 308-7868

300 Mount Auburn St
Ste 410
Cambridge, MA 02138
Phone (617) 491-3131

300 Mount Auburn St
Ste 4100
Cambridge, MA 02138

300 Mount Auburn St
Ste 412
Cambridge, MA 02138
Phone (617) 499-5026

300 Mount Auburn St
Ste 413
Cambridge, MA 02138
Phone (617) 639-9986

300 Mount Auburn St
Ste 414
Cambridge, MA 02138
Phone (617) 864-0503

300 Mount Auburn St
Ste 416
Cambridge, MA 02138
Phone (617) 491-6766

300 Mount Auburn St
Ste 418
Cambridge, MA 02138
Phone (617) 868-4928

300 Mount Auburn St
Ste 419
Cambridge, MA 02138
Phone (617) 354-8771

300 Mount Auburn St
Ste 510S
Cambridge, MA 02138
Phone (617) 354-4584

300 Mount Auburn St
Ste 513
Cambridge, MA 02138
Phone (617) 441-7720

330 Mount Auburn St
#1
Cambridge, MA 02138
Phone (617) 499-5054

330 Mount Auburn St
#2
Cambridge, MA 02138
Phone (617) 499-5054

Practitioners & affiliated clinicians

Practitioners 552

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 552

NPI Registry JSON

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

{
    "created_epoch": "1148428800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1769644800000",
    "number": "1992750996",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "330 MOUNT AUBURN ST",
            "city": "CAMBRIDGE",
            "state": "MA",
            "postal_code": "021385502",
            "telephone_number": "617-499-5654"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "330 MOUNT AUBURN ST",
            "city": "CAMBRIDGE",
            "state": "MA",
            "postal_code": "021385502",
            "telephone_number": "617-499-5654"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "57 Bedford St Ste 130",
            "address_purpose": "LOCATION",
            "city": "Lexington",
            "state": "MA",
            "postal_code": "024204543",
            "country_code": "US",
            "telephone_number": "781-862-7500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "MOUNT AUBURN PROFESSIONAL SERVICES INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-05-24",
        "last_updated": "2026-01-29",
        "certification_date": "2026-01-29",
        "status": "A",
        "authorized_official_last_name": "SMITH",
        "authorized_official_first_name": "BRIAN",
        "authorized_official_title_or_position": "CFO",
        "authorized_official_telephone_number": "405-245-6238",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Gastroenterology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Infectious Disease",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Rheumatology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Obstetrics & Gynecology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0129X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Surgery, Vascular Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Hospitalist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": "MA",
            "license": "5121",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cambridge, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.