Paul S Massimiano, M.D.

Primary specialty

Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X

License

0101045274 Issued in VA

Practice address

2921 Telestar CT
Suite 140
Falls Church, VA 22042-1205

Phone

(703) 280-5858

Fax

(703) 280-2654

NPI assigned

Mar 17, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 4

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in DC, FL2 enrollments

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 2

Specialty

Cardiovascular Disease (Cardiology)Also: Thoracic Surgery, Vascular Surgery

Education

Georgetown University School of Medicine, 1978

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Adventist Physician Services IncGroup PAC ID 4284631540, 144 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Adventist Home Health Services, Inc. Home health agency, Silver Spring, MD, CCN 217032
• Adventist Healthcare White Oak Medical Center Hospital, Silver Spring, MD, CCN 210016

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

Practice roles

Locations

Networks

• Optimum HealthCare HMO Network
• Freedom Health HMO Network

Interoperability endpoints

• Direct secure messaging: pmassimiano286247@orlandohealth.medalliesdirect.net

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.

• Adventist Physician Services, Inc.

  • Physical Medicine & Rehabilitation Physician
  • Gaithersburg, MD
  • NPI 1376623207

  DC

  Medicare reassignment Care Compare group NPD
• Medical Faculty Associates, Inc

  • Anesthesiology Physician
  • Washington, DC
  • NPI 1417990581

  Surgery

  Medicare reassignment NPD
• Orlando Health Medical Group Inc

  • Internal Medicine Physician
  • Orlando, FL
  • NPI 1669429577
  Medicare reassignment NPD
• Orlando Health Medical Group Inc

  • Durable Medical Equipment & Medical Supplies
  • Winter Park, FL
  • NPI 1265019541
  NPD
• Orlando Health, Inc.

  • General Acute Care Hospital
  • Orlando, FL
  • NPI 1184709057
  NPD
• Adventist Healthcare, Inc.

  • General Acute Care Hospital
  • Silver Spring, MD
  • NPI 1487650024
  NPD (past)
• Frederick Health Hospital Inc

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Adventist Home Health Services Inc

  • Home Health Agency
  • Silver Spring, MD
  • NPI 1598826448
  Care Compare affiliation Name & address match
• Adventist Healthcare, Inc.

  • General Acute Care Hospital
  • Silver Spring, MD
  • NPI 1487650024
  Care Compare affiliation

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

{
    "created_epoch": "1142553600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784678400000",
    "number": "1629037833",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "220 CAMPUS BLVD STE 320",
            "city": "WINCHESTER",
            "state": "VA",
            "postal_code": "226012889",
            "telephone_number": "540-536-5100",
            "fax_number": "540-536-0235"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2921 TELESTAR CT",
            "address_2": "SUITE 140",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220421205",
            "telephone_number": "703-280-5858",
            "fax_number": "703-280-2654"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1880 AMHERST ST STE 310",
            "address_purpose": "LOCATION",
            "city": "WINCHESTER",
            "state": "VA",
            "postal_code": "22601",
            "country_code": "US",
            "telephone_number": "540-536-6721",
            "fax_number": "540-536-6724",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1840 Amherst St",
            "address_purpose": "LOCATION",
            "city": "Winchester",
            "state": "VA",
            "postal_code": "226012808",
            "country_code": "US",
            "telephone_number": "540-536-8000",
            "fax_number": "540-536-7780",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MASSIMIANO",
        "first_name": "PAUL",
        "middle_name": "S",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-17",
        "last_updated": "2026-07-22",
        "certification_date": "2026-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "VA",
            "license": "0101045274",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "VA",
            "license": "0101045274",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "031197400",
            "state": "DC"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "64073570",
            "state": "KY"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "7422113",
            "state": "VA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "350151500",
            "state": "MD"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "Pmassimiano1510361@ValleyHealth.direct-ci.com",
            "affiliation": "N",
            "address_1": "1840 Amherst St",
            "city": "Winchester",
            "state": "VA",
            "country_code": "US",
            "postal_code": "226012808",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "Pmassimiano1510361@ValleyHealth.direct-ci.com",
            "affiliation": "N",
            "address_1": "1880 AMHERST ST STE 310",
            "city": "WINCHESTER",
            "state": "VA",
            "country_code": "US",
            "postal_code": "22601",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Rochelle P Mascarenhas, M.D.
• Catherine A Mason, LCSW
• Roslynn Mason, PA
• Mohamed I Masoud, BDS, DMSC
• Ihab Massad
• Ryan Lee Mastropaolo, LPTA
• Michael Mastrostefano, PT, OCS, MTC
• Lisa M Masumoto, CRNA
• Mahrous Mata
• Melissa Mata

• Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Falls Church, VA
• Providers in Falls Church, VA by specialty
• Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.