NPIMap

Individual provider Active NPI

Mark Slootsky, M.D.

  • Pulmonary Disease Physician
  • Walnut Creek, CA
National Provider Identifier
1396124749
Registry record updated May 20, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pulmonary Disease PhysicianTaxonomy code 207RP1001X
License
A145895 Issued in CA
Practice address
2700 Ygnacio Valley Rd Ste 100
Walnut Creek, CA 94598-3462
Phone
(925) 939-3050
Fax
(925) 939-3057
NPI assigned
May 19, 2015
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 20, 2024

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine (Internal Medicine) Physician 207RC0200X A145895 CA
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 295561 MA
Pulmonary Disease Physician 207RP1001X A145895 CA Primary

Addresses

Primary practice location

2700 Ygnacio Valley Rd Ste 100
Walnut Creek, CA 94598-3462

Mailing address

2700 Ygnacio Valley Rd Ste 100
Walnut Creek, CA 94598-3462
Phone (925) 939-3050

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210608002625 CA Practitioner - Pulmonary DiseasePractitioner - Critical Care (Intensivists) 7416357736 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pulmonary DiseaseAlso: Critical Care (Intensivists)
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Muir Pulmonary Critical CareGroup PAC ID 3476449943, 13 clinicians

Practice addresses (Care Compare)

2700 Ygnacio Valley Rd
Suite 100
Walnut Creek, CA 94598-3462
Phone (925) 939-3050

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
61 of 100Reported as group
Quality
59.41
Promoting interoperability
0
Improvement activities
40
Cost
71.45

Merit-based Incentive Payment System (MIPS)

Final score
98.62 of 100Reported as group
Quality
100
Promoting interoperability
100
Improvement activities
40
Cost
70.52

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A145895CAMDCritical Care Medicine (Internal Medicine) Physician
295561MAMDCritical Care Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
County of Santa Clara CurrentSince May 15, 2024 Accepting new patients
County of Santa Clara CurrentSince May 15, 2024 Accepting new patients
Muir Pulmonary Critical Care Critical Care Medicine CurrentSince Jul 1, 2021 Accepting new patients
County of Santa Clara CurrentSince May 15, 2024 Accepting new patients
County of Santa Clara CurrentSince May 15, 2024 Accepting new patients
County of Santa Clara Current Accepting new patients
Health Link Hospice Services CurrentSince Oct 9, 2024 Accepting new patients
County of Santa Clara Current Accepting new patients
County of Santa Clara Past Accepting new patients
John Muir Physician Network Past Accepting new patients
John Muir Health Past Accepting new patients
John Muir Health Past Accepting new patients

Locations

7475 Camino Arroyo
Gilroy, CA 95020
Phone (408) 852-2400

550 Bryant St
Ste 1A
San Francisco, CA 94107
Phone (415) 513-1222

1993 McKee Rd
San Jose, CA 95116
Phone (408) 254-6320

751 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-5110

2101 Alexian Dr
San Jose, CA 95116
Phone (408) 272-6050

750 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-2320

500 Tully Rd
San Jose, CA 95111
Phone (408) 817-1433

1996 Lundy Ave
San Jose, CA 95131
Phone (408) 299-5846

660 S Fair Oaks Ave
Sunnyvale, CA 94086
Phone (408) 885-7366

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598
Phone (925) 295-1545

1399 Ygnacio Valley Rd
Ste 14
Walnut Creek, CA 94598
Phone (925) 934-4123

2700 Ygnacio Valley Rd
Ste 100
Walnut Creek, CA 94598
Phone (925) 939-3050

Interoperability endpoints

  • Direct secure messaging: mslootsky145080@ehr.johnmuirhealth.com
  • Direct secure messaging: mslootsky208497@santaclaravalley.direct-ci.net

Ownership & related parties

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Health Link HospiceSan Francisco, CA, CCN A01693 Hospice Contracted Managing Employee (5%) Mar 25, 2022

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

Organizations & group practices 12

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.

Hospital & facility affiliations 4

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

NPI Registry JSON

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

{
    "created_epoch": "1431993600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1716163200000",
    "number": "1396124749",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2700 YGNACIO VALLEY RD STE 100",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945983462",
            "telephone_number": "925-939-3050",
            "fax_number": "925-939-3057"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2700 YGNACIO VALLEY RD STE 100",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945983462",
            "telephone_number": "925-939-3050",
            "fax_number": "925-939-3057"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SLOOTSKY",
        "first_name": "MARK",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2015-05-19",
        "last_updated": "2024-05-20",
        "certification_date": "2024-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "CA",
            "license": "A145895",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "MA",
            "license": "295561",
            "primary": false
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CA",
            "license": "A145895",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

Verify at the official NPI Registry.