Robert Steven Slack, MD

Primary specialty

Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X

License

A52230 Issued in CA

Practice address

Landstuhl Regional Medical Center
Attn McEul DCCS (Credentials), CMR 402
Apo, AE 09180

Phone

011496371868839

NPI assigned

Dec 15, 2005

Last updated

Sep 11, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CA

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 1

Specialty

Pulmonary DiseaseAlso: Critical Care (Intensivists), Internal Medicine

Education

Other, 1987

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Rideout Memorial HospitalGroup PAC ID 9234036088, 88 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Adventist Health and Rideout Hospital, Marysville, CA, CCN 050133

Merit-based Incentive Payment System (MIPS)

Final score

91.08 of 100Reported as group

Quality

83.33

Improvement activities

40

Cost

76.35

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rslack20486@direct.svmh.com

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.

• Rideout Memorial Hospital

  dba Adventist Health and Rideout

  • General Acute Care Hospital
  • Marysville, CA
  • NPI 1720088354
  Medicare reassignment Care Compare group NPD
• Hospitalist Medicine Physicians of California, Inc

  • Internal Medicine Physician
  • Apple Valley, CA
  • NPI 1184663965
  Medicare reassignment NPD
• Inpatient Specialists of California, PC

  • Internal Medicine Physician
  • San Bernardino, CA
  • NPI 1952792475
  Medicare reassignment NPD
• Franciscan Care Services Inc

  dba St Francis Professional Services

  • Certified Registered Nurse Anesthetist
  • West Point, NE
  • NPI 1043224975
  NPD (past)
• Franciscan Care Services Inc

  dba Franciscan Healthcare

  • Medicare Defined Swing Bed Hospital Unit
  • West Point, NE
  • NPI 1235145392
  NPD (past)

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

• Rideout Memorial Hospital

  dba Adventist Health and Rideout

  • General Acute Care Hospital
  • Marysville, CA
  • NPI 1720088354
  Care Compare affiliation

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

{
    "created_epoch": "1134604800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1760467492",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "MIL",
            "address_1": "CMR 427",
            "address_2": "BOX 2278",
            "city": "APO",
            "state": "AE",
            "postal_code": "09630",
            "telephone_number": "393351201124"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "MIL",
            "address_1": "LANDSTUHL REGIONAL MEDICAL CENTER",
            "address_2": "ATTN MCEUL DCCS (CREDENTIALS), CMR 402",
            "city": "APO",
            "state": "AE",
            "postal_code": "09180",
            "telephone_number": "011496371868839"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SLACK",
        "first_name": "ROBERT",
        "middle_name": "STEVEN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-15",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A52230",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "CA",
            "license": "A52230",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CA",
            "license": "A52230",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "CAL A52230",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.