Individual provider Active NPI

Marshall Rennie, DPT

  • Physical Therapist
  • Fredericksburg, VA
National Provider Identifier
1407838006
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
2305005790 Issued in VA
Practice address
421 Chatham Square Office Park
Fredericksburg, VA 22405-2561
Phone
(540) 373-3031
Fax
(540) 373-9174
NPI assigned
Nov 18, 2005
Last updated
Jul 13, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X 2305005790 VA Primary

Addresses

Primary practice location

421 Chatham Square Office Park
Fredericksburg, VA 22405-2561

Mailing address

421 Chatham Square Office Park
Fredericksburg, VA 22405-2561
Phone (540) 373-3031

Other identifiers 2

IdentifierTypeStateIssuer
261598OtherMAMSI
211580OtherVAANTHEM BCBS

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20080818000241 VA Practitioner - Physical Therapist in Private Practice 6608779699 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Orthopedic and Sports Physical Therapy AssocGroup PAC ID 7214841303, 4 clinicians

Practice addresses (Care Compare)

421 Chatham Square Office Park
Fredericksburg, VA 22405-2561
Phone (540) 373-3031

Merit-based Incentive Payment System (MIPS)

Final score
86.97 of 100Reported as group
Quality
87.38
Improvement activities
40
Cost
73.39

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
2305005790VAMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Orthopedic & Sports Physical Therapy Assoc., Physical Therapist CurrentSince Sep 26, 1997 Accepting new patients
Pratt Medical Center LTD Past Accepting new patients
Pratt Medical Center LTD Past Accepting new patients

Locations

421 Chatham Square Office Park
Fredericksburg, VA 22405
Phone (540) 373-3031

421 Chatham Square Office Park
Ofc Pk
Fredericksburg, VA 22405

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1132272000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1407838006",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "421 CHATHAM SQUARE OFFICE PARK",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224052561",
            "telephone_number": "540-373-3031",
            "fax_number": "540-373-9174"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "421 CHATHAM SQUARE OFFICE PARK",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224052561",
            "telephone_number": "540-373-3031",
            "fax_number": "540-373-9174"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RENNIE",
        "first_name": "MARSHALL",
        "credential": "DPT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-18",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "VA",
            "license": "2305005790",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MAMSI",
            "identifier": "261598",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM BCBS",
            "identifier": "211580",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fredericksburg, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.