Rsa - Guam, LLC

Primary specialty

End-Stage Renal Disease (ESRD) Treatment Clinic/CenterTaxonomy code 261QE0700X

Legal business name

RSA - GUAM, LLC

Practice address

556 E Marine Corps Dr
Hagatna, GU 96910-5186

Phone

(671) 646-3516

Fax

(671) 646-3531

NPI assigned

Jan 8, 2008

Organization subpart

Yes

Parent organization

FRESENIUS MEDICAL CARE HOLDINGS, INC.As reported in NPPES

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

Authorized official

Name

Denise Wright

Title

Vice President

Phone

(781) 676-5200

Specialties & licenses 1

Addresses

Other identifiers 1

Other names 1

• U.S. RENAL CARE TAMUNING DIALYSIS Doing business as

Electronic endpoints 1

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

• Rsa - Guam, LLC

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Sinajana, GU
  • NPI 1588849541

  5092897116

  Same PAC ID

Clinicians who list this facility as an affiliation in Medicare Care Compare.

• Saied Safabakhsh, M.D.

  • Nephrology Physician
  • Sinajana, GU
  • NPI 1437251808

  Dialysis facility

  Care Compare affiliation Name & address match
• Sherleen Mohamdi-Osman, MD

  • Nephrology Physician
  • Wake Island, HI
  • NPI 1871706358

  Dialysis facility

  Care Compare affiliation Name & address match
• John Paul Gerard Nazareno Rosales, M.D.

  • Nephrology Physician
  • Tampa, FL
  • NPI 1508098112

  Dialysis facility

  Care Compare affiliation Name & address match
• Duy Vu, MD

  • Pediatric Nephrology Physician
  • Chapel Hill, NC
  • NPI 1447631866

  Dialysis facility

  Care Compare affiliation Name & address match

Listed as

U.S. Renal Care Tamuning DialysisCCN 652500

Overall star rating

1.0 of 5

Ownership

Profit

Certified

Apr 28, 1993

Medicare certification status

ActiveFrom the Provider of Services file

Chain

Fresenius Medical Care

Dialysis stations

22

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Medicare fee-for-service enrollment

Enrolled in GU

Enrollment records 1

Tax ID family

Ability Network2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

• Rsa - Guam, LLC

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Sinajana, GU
  • NPI 1588849541
  NPD tax ID

Member of 1

Organizations this organization is a member of, according to the National Provider Directory.

• National Medical Care, Inc.

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Bristol, TN
  • NPI 1477570117

  Member Of

  NPD member

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

{
    "created_epoch": "1199750400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1787961600000",
    "number": "1295910255",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "556 E MARINE CORPS DR",
            "city": "HAGATNA",
            "state": "GU",
            "postal_code": "969105186",
            "telephone_number": "671-646-3516",
            "fax_number": "671-646-3531"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "556 E MARINE CORPS DR",
            "city": "HAGATNA",
            "state": "GU",
            "postal_code": "969105186",
            "telephone_number": "671-646-3516",
            "fax_number": "671-646-3531"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "RSA - GUAM, LLC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "FRESENIUS MEDICAL CARE HOLDINGS, INC.",
        "enumeration_date": "2008-01-08",
        "last_updated": "2026-08-29",
        "certification_date": "2026-08-29",
        "status": "A",
        "authorized_official_last_name": "WRIGHT",
        "authorized_official_first_name": "DENISE",
        "authorized_official_title_or_position": "VICE PRESIDENT",
        "authorized_official_telephone_number": "781-676-5200"
    },
    "taxonomies": [
        {
            "code": "261QE0700X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, End-Stage Renal Disease (ESRD) Treatment",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "252",
            "state": "GU"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.officeally.io:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.2019.3",
            "affiliationName": "Bluemark LLC / Office Ally",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "1300 SE Cardinal Ct Ste 190",
            "city": "Vancouver",
            "state": "WA",
            "country_code": "US",
            "postal_code": "986839683",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "U.S. RENAL CARE TAMUNING DIALYSIS",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Olivia T. Cruz, MD, PC
• Victor M Perez, MD
• Juan Rapadas, PH.D.
• Valerie K Reyes, MA,IMFT,ICADC, CSAC
• Amy C Romero, LPC
• Edward Lee Santos, PH.D.
• Rosae Camarin Shandor, R.D.N.
• Evelyn H. Suda, MA
• Lorraine S. Sunga, O.D.
• Rayner D. Terlaje, D.D.S.,M.S.

• All providers in Hagatna, GU
• End-Stage Renal Disease (ESRD) Treatment Clinic/Center in Guam

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