Mark M Theiss, M.D.

Primary specialty

Sports Medicine (Orthopaedic Surgery) PhysicianTaxonomy code 207XX0005X

License

0101036798 Issued in VA

Practice address

3300 Gallows Rd
Falls Church, VA 22042-3300

Phone

(703) 776-4001

Fax

(703) 776-7113

NPI assigned

Dec 16, 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 1

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in DC, VA2 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

Sports MedicineAlso: Orthopedic Surgery

Education

Georgetown University School of Medicine, 1975

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Inova Health Care ServicesGroup PAC ID 2466351093, 1,821 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Inova Alexandria Hospital Hospital, Alexandria, VA, CCN 490040
• Inova Fair Oaks Hospital Hospital, Fairfax, VA, CCN 490101

Merit-based Incentive Payment System (MIPS)

Final score

83.36 of 100Reported as group

Quality

73.03

Promoting interoperability

100

Improvement activities

40

Cost

71.49

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Inova Health Care Services

  • Internal Medicine Physician
  • Falls Church, VA
  • NPI 1952320061

  DC

  Medicare reassignment Care Compare group NPD
• Inova Health Care Services

  dba Inova Blood Donor Services

  • Medical Technologist
  • Sterling, VA
  • NPI 1699655589
  NPD
• Inova Health Care Services

  dba Radiology Imaging Associates

  • Diagnostic Radiology Physician
  • Waldorf, MD
  • NPI 1851829550
  NPD
• Frederick Health Hospital Inc

  dba Frederick Health Hospital

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

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

• Inova Health Care Services

  dba Inova Alexandria Hospital

  • General Acute Care Hospital
  • Alexandria, VA
  • NPI 1255684460
  Care Compare affiliation
• Inova Health Care Services

  dba Inova Fair Oaks Hospital

  • General Acute Care Hospital
  • Fairfax, VA
  • NPI 1760513980
  Care Compare affiliation

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

{
    "created_epoch": "1166227200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1643414400000",
    "number": "1669534350",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 37174",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212973174",
            "telephone_number": "571-423-5699",
            "fax_number": "571-423-5698"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3300 GALLOWS RD",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220423300",
            "telephone_number": "703-776-4001",
            "fax_number": "703-776-7113"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THEISS",
        "first_name": "MARK",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-12-16",
        "last_updated": "2022-01-29",
        "certification_date": "2022-01-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "VA",
            "license": "0101036798",
            "primary": false
        },
        {
            "code": "207XX0005X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Sports Medicine",
            "state": "VA",
            "license": "0101036798",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "006499317",
            "state": "VA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mtheiss26326@soc.inova.org",
            "affiliation": "Y",
            "endpointDescription": "Health Information Exchange",
            "affiliationName": "Inova Health Care Services",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "8501 Arlington Blvd Ste 200",
            "city": "Fairfax",
            "state": "VA",
            "country_code": "US",
            "postal_code": "220314625",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• Sports Medicine (Orthopaedic Surgery) Physician in Falls Church, VA
• Providers in Falls Church, VA by specialty
• Sports Medicine (Orthopaedic Surgery) Physician in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 29, 2022; 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.