Jack C Galagan, M.D.

Primary specialty

Sleep Medicine (Internal Medicine) PhysicianTaxonomy code 207RS0012X

License

0101257355 Issued in VA

Practice address

1 Jarrett White Rd Ofc
Tripler Army Medical Center, HI 96859-5001

Phone

(808) 433-5447

NPI assigned

Apr 8, 2013

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 4

Addresses

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

HospitalistAlso: Internal Medicine

Education

Uniformed Services Uhs Fe Hebert School of Med, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Virginia Hospital Center Physician Group LLCGroup PAC ID 8426231119, 350 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Virginia Hospital Center Hospital, Arlington, VA, CCN 490050

Merit-based Incentive Payment System (MIPS)

Final score

80.33 of 100Reported as group

Quality

74.39

Promoting interoperability

87

Improvement activities

40

Cost

70.89

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jgalagan95595@direct.virginiahospitalcenter.net
• Direct secure messaging: jgalagan1122625@soc.inova.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.

• Virginia Hospital Center Physician Group, LLC

  • Maternal & Fetal Medicine Physician
  • Arlington, VA
  • NPI 1144415480

  DC

  Medicare reassignment Care Compare group NPD
• Inova Health Care Services

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

  DC

  Medicare reassignment NPD
• Inova Health Care Services

  • Medical Technologist
  • Sterling, VA
  • NPI 1699655589
  NPD
• Virginia Hospital Center Physician Group LLC

  • Neurology Physician
  • Arlington, VA
  • NPI 1245010479
  NPD
• Virginia Hospital Center Physician Group LLC

  • Internal Medicine Physician
  • Arlington, VA
  • NPI 1326331976
  NPD (past)

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

• Virginia Hospital Center Arlington Health System

  • General Acute Care Hospital
  • Arlington, VA
  • NPI 1790785996
  Care Compare affiliation

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

{
    "created_epoch": "1365379200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786492800000",
    "number": "1881037059",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 JARRETT WHITE RD",
            "city": "TRIPLER AMC",
            "state": "HI",
            "postal_code": "968595001",
            "telephone_number": "808-433-5447"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 JARRETT WHITE RD OFC",
            "city": "TRIPLER ARMY MEDICAL CENTER",
            "state": "HI",
            "postal_code": "968595001",
            "telephone_number": "808-433-5447"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9300 DeWitt Loop",
            "address_purpose": "LOCATION",
            "city": "Ft Belvoir",
            "state": "VA",
            "postal_code": "220605285",
            "country_code": "US",
            "telephone_number": "571-231-4863",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1060 Gaffney Rd",
            "address_purpose": "LOCATION",
            "city": "Fort Wainwright",
            "state": "AK",
            "postal_code": "997035002",
            "country_code": "US",
            "telephone_number": "907-353-5108",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GALAGAN",
        "first_name": "JACK",
        "middle_name": "C",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2013-04-08",
        "last_updated": "2026-08-12",
        "certification_date": "2026-08-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101257355",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "HI",
            "license": "MD-20750",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "AK",
            "license": "116277",
            "primary": false
        },
        {
            "code": "207RS0012X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Sleep Medicine",
            "state": "VA",
            "license": "0101257355",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Craig Fujii, FNP
• Dennis Takashi Fujii, D.O.
• Brian Kazuaki Fujioka, D.O,
• Joseph Fuller, PA-C
• Christyn Gaa, DNP
• Karen Graf Galloway, M.D.
• Leilani Ganir
• Mary Lucia Garvin, LCSW
• Rachel Yoshizu Gatewood, DPT
• Michael Gatti, LCSW

• Sleep Medicine (Internal Medicine) Physician in Tripler Army Medical Center, HI
• Providers in Tripler Army Medical Center, HI by specialty
• Sleep Medicine (Internal Medicine) Physician in Hawaii

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 12, 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.