Bertha Elvira Sanchez Valdivieso, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

0101261134 Issued in VA

Practice address

4320 Seminary Rd
Alexandria, VA 22304-1535

Phone

(703) 504-3000

NPI assigned

Jul 25, 2009

Sex

Female

Sole proprietor

No

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

Specialties & licenses 6

Addresses

Medicare fee-for-service enrollment

Enrolled in VA, DE, FL, ME, MD, DC, IA7 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 7

Specialty

Hospitalist

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Southeast Iowa Regional Medical Center IncGroup PAC ID 3870496417, 259 clinicians

Oxbow Physician Services LLCGroup PAC ID 1850883513, 36 clinicians

Lake Spring Physician Services, LLCGroup PAC ID 1254689482, 89 clinicians

MainehealthGroup PAC ID 7517860588, 2,616 clinicians

Coral Springs Physician Services, LLCGroup PAC ID 7719268333, 36 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Southeast Iowa Regional Medical Center Hospital, West Burlington, IA, CCN 160057
• Mainehealth Maine Medical Center Hospital, Portland, ME, CCN 200009
• Lewisgale Medical Center Hospital, Salem, VA, CCN 490048
• Johnston Memorial Hospital Hospital, Abingdon, VA, CCN 490053

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 29)

Interoperability endpoints

• Direct secure messaging: bsanchezvaldivieso458746@direct.llu.edu
• Direct secure messaging: bvaldivieso908488@direct.mmc.mainehealth.org

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.

• Lake Spring Physician Services, LLC

  • Hospitalist Physician
  • Salem, VA
  • NPI 1568954287
  Medicare reassignment Care Compare group NPD
• Coral Springs Physician Services, LLC

  • Hospitalist Physician
  • Coral Springs, FL
  • NPI 1134673767
  Medicare reassignment Care Compare group NPD
• Mainehealth

  • Psychiatric Hospital
  • Westbrook, ME
  • NPI 1790265502
  Medicare reassignment Care Compare group NPD
• Southeast Iowa Regional Medical Center, Inc.

  • General Practice Physician
  • West Burlington, IA
  • NPI 1164433884
  Medicare reassignment Care Compare group NPD
• Oxbow Physician Services LLC

  • Hospitalist Physician
  • Abingdon, VA
  • NPI 1942183991
  Medicare reassignment Care Compare group
• Emergency Medicine Associates, P.a.,P.C.

  • Internal Medicine Physician
  • Dulles, VA
  • NPI 1376917070
  Medicare reassignment NPD
• Hospitalist Medicine Physicians of Fredericksburg, LLC

  • Internal Medicine Physician
  • Fredericksburg, VA
  • NPI 1447577572
  Medicare reassignment NPD
• Hospitalist Medicine Physicians of Virginia - Richmond, LLC

  • Internal Medicine Physician
  • Richmond, VA
  • NPI 1699311324
  Medicare reassignment NPD
• Hospitalist Medicine Physicians of Virginia LLC

  • Internal Medicine Physician
  • Winchester, VA
  • NPI 1770756991

  DC

  Medicare reassignment NPD
• Ingleside Physician Services, LLC

  • Hospitalist Physician
  • Low Moor, VA
  • NPI 1932693488
  Medicare reassignment NPD
• Apogee Medical Group, Delaware, Inc

  • Internal Medicine Physician
  • Dover, DE
  • NPI 1326485285
  Medicare reassignment NPD
• Christiana Care Health Services Inc

  • Hospitalist Physician
  • Newark, DE
  • NPI 1245474329

  Internal Medicine

  Medicare reassignment NPD

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

• Johnston Memorial Hospital, Inc

  • General Acute Care Hospital
  • Abingdon, VA
  • NPI 1104812684
  Care Compare affiliation
• Lewis-Gale Medical Center, LLC

  • General Acute Care Hospital
  • Salem, VA
  • NPI 1619914785
  Care Compare affiliation
• Mainehealth

  • Orthopaedic Trauma Physician
  • Portland, ME
  • NPI 1003113127

  Hospital

  Care Compare affiliation
• Mainehealth

  • Internal Medicine Physician
  • Windham, ME
  • NPI 1023321593

  Hospital

  Care Compare affiliation
• Mainehealth

  • General Acute Care Hospital
  • Scarborough, ME
  • NPI 1053647024
  Care Compare affiliation
• Mainehealth

  • Maternal & Fetal Medicine Physician
  • Portland, ME
  • NPI 1063726891

  Hospital

  Care Compare affiliation
• Mainehealth

  • Infectious Disease Physician
  • Portland, ME
  • NPI 1073701157

  Hospital

  Care Compare affiliation
• Mainehealth

  • Geriatric Medicine (Internal Medicine) Physician
  • Portland, ME
  • NPI 1164610242

  Hospital

  Care Compare affiliation
• Mainehealth

  • Pediatric Critical Care Medicine Physician
  • Portland, ME
  • NPI 1265536817

  Hospital

  Care Compare affiliation
• Mainehealth

  • General Acute Care Hospital
  • Portland, ME
  • NPI 1346267879
  Care Compare affiliation
• Mainehealth

  • Endocrinology, Diabetes & Metabolism Physician
  • Scarborough, ME
  • NPI 1356651038

  Hospital

  Care Compare affiliation
• Mainehealth

  • Surgery Physician
  • Portland, ME
  • NPI 1376981993

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1248480000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748304000000",
    "number": "1356571236",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10 SW SOUTH RIVER DR APT 608",
            "city": "MIAMI",
            "state": "FL",
            "postal_code": "331301413",
            "telephone_number": "256-676-0902"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4320 SEMINARY RD",
            "city": "ALEXANDRIA",
            "state": "VA",
            "postal_code": "223041535",
            "telephone_number": "703-504-3000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1 Medical Center Dr",
            "address_purpose": "LOCATION",
            "city": "Biddeford",
            "state": "ME",
            "postal_code": "040059422",
            "country_code": "US",
            "telephone_number": "207-283-7937",
            "fax_number": "207-283-7018",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "22 Bramhall St",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "ME",
            "postal_code": "041023134",
            "country_code": "US",
            "telephone_number": "207-662-4618",
            "fax_number": "207-662-6254",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "25 June St",
            "address_purpose": "LOCATION",
            "city": "Sanford",
            "state": "ME",
            "postal_code": "040732621",
            "country_code": "US",
            "telephone_number": "207-324-4310",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SANCHEZ VALDIVIESO",
        "first_name": "BERTHA",
        "middle_name": "ELVIRA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-07-25",
        "last_updated": "2025-05-27",
        "certification_date": "2025-05-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "ME",
            "license": "MD23775",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "DE",
            "license": "C1-0012261",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301095145",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "ME",
            "license": "MD23775",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "OH",
            "license": "35.127242",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101261134",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Chelsea Samo-Lipman, PA-C
• Kanchan Samtani, PHARM.D.
• Samtha Brotherton, DDS., PC
• Elizabeth San Pedro, LCSW
• Lourdes San Pedro, LCSW
• Marcos Dionisio Sanchez, DDS
• Lauren Sander, MS RD CSSD LD
• Emily Sanders, LPC
• Sara Sanders
• Andrea Zalzal Sanderson, LPC

• Internal Medicine Physician in Alexandria, VA
• Providers in Alexandria, VA by specialty
• Internal Medicine Physician in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 27, 2025; 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.