Individual provider Active NPI

Robert David Schwab, MD

  • Hematology (Internal Medicine) Physician
  • Boston, MA
National Provider Identifier
1083175749
Registry record updated May 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology (Internal Medicine) PhysicianTaxonomy code 207RH0000X
License
1026452 Issued in MA
Practice address
55 Fruit St
Boston, MA 02114-2621
Phone
(617) 726-2000
NPI assigned
Mar 26, 2019
Last updated
May 21, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 21, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology (Internal Medicine) Physician 207RH0000X 1026452 MA Primary

Addresses

Primary practice location

55 Fruit St
Boston, MA 02114-2621

Mailing address

55 Fruit St
Boston, MA 02114-2621
Phone (484) 802-0371

Other practice location 1

3400 spruce st
Philadelphia, PA 19104-1910
Phone (215) 662-4000

Other practice location 2

75 Francis St
Boston, MA 02115-6110
Phone (617) 732-5500

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
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
I20220709000199 PA Practitioner - Hematology/OncologyPractitioner - Internal MedicinePractitioner - Hematology 7012397904 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Hematology/OncologyAlso: Internal Medicine
Education
Perelman School of Med at the University of Pennsylvania, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of Penn-Medical GroupGroup PAC ID 6204730955, 3,433 clinicians

Practice addresses (Care Compare)

3400 Spruce St
Philadelphia, PA 19104-4238

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.91 of 100Reported as group
Quality
73.58
Promoting interoperability
100
Improvement activities
40
Cost
76.13

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1026452MAMDHematology (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Penn - Medical Group Current Accepting new patients
University of Penn-Medical Group CurrentSince Jul 1, 2022 Accepting new patients
University of Penn-Medical Group CurrentSince Jul 1, 2022 Accepting new patients
Trustees of the University of Pennsylvania Past Accepting new patients

Locations

3624 Market St
Fl 2
Philadelphia, PA 19104
Phone (215) 615-3669

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 2

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": "1553558400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779321600000",
    "number": "1083175749",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "484-802-0371"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "617-726-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3400 spruce st",
            "address_purpose": "LOCATION",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191041910",
            "country_code": "US",
            "telephone_number": "215-662-4000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "75 Francis St",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021156110",
            "country_code": "US",
            "telephone_number": "617-732-5500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SCHWAB",
        "first_name": "ROBERT",
        "middle_name": "DAVID",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-26",
        "last_updated": "2026-05-21",
        "certification_date": "2026-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "MA",
            "license": "1026452",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.