Individual provider Active NPI

Marc Randall Shapiro, MD

  • Internal Medicine Physician
  • Clearlake, CA
National Provider Identifier
1740217348
Registry record updated Aug 28, 2009
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
G343590 Issued in CA
Practice address
3400 Emerson St
Suite a
Clearlake, CA 95422-9529
Phone
(707) 994-7241
Fax
(707) 994-0870
NPI assigned
Jun 27, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 28, 2009

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X G343590 CA Primary

Addresses

Primary practice location

3400 Emerson St
Suite a
Clearlake, CA 95422-9529

Mailing address

3400 Emerson St
Suite a
Clearlake, CA 95422-9529
Phone (707) 994-7241

Other identifiers 3

IdentifierTypeStateIssuer
110222799OtherCAMEDICARE RAILROAD #
00G343590MedicaidCA
P00730930OtherCAMEDICARE RAILROAD

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20050728000635 CA Practitioner - Internal Medicine 0749198786 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 1976
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Willits Hospital IncGroup PAC ID 7416940697, 67 clinicians
Adventist Health Clearlake Hospital Inc.Group PAC ID 3072421197, 84 clinicians
Ukiah Adventist HospitalGroup PAC ID 6406816123, 136 clinicians

Practice addresses (Care Compare)

1 Marcela Dr
Willits, CA 95490-5769
Phone (707) 459-6801

15630 18TH Ave
Clearlake, CA 95422-9336
Phone (707) 994-6486

275 Hospital Dr
Ukiah, CA 95482-4531
Phone (707) 462-3111

Hospital & facility affiliations

  • Adventist Health Ukiah Valley Hospital, Ukiah, CA, CCN 050301
  • Adventist Health Howard Memorial Hospital, Willits, CA, CCN 051310
  • Adventist Health Clearlake Hospital, Clearlake, CA, CCN 051317
  • Adventist Health St Helena Hospital, Saint Helena, CA, CCN 050013
  • Adventist Health Mendocino Coast Hospital, Fort Bragg, CA, CCN 051325

Merit-based Incentive Payment System (MIPS)

Final score
90.74 of 100Reported as group
Quality
94
Promoting interoperability
92
Improvement activities
40
Cost
65.12

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G343590CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Willits Hospital Inc. CurrentSince Sep 1, 2025 Accepting new patients
Ukiah Adventist Hospital CurrentSince Sep 1, 2025 Accepting new patients
Ukiah Adventist Hospital CurrentSince Sep 1, 2025 Accepting new patients
Quantum Healthcare Medical Associates Inc. Family Medicine Past Accepting new patients

Locations

275 Hospital Dr
Ukiah, CA 95482
Phone (707) 462-7900

1 Marcela Dr
Willits, CA 95490
Phone (707) 456-3001

Organizations & group practices 5

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 5

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": "1151366400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1251417600000",
    "number": "1740217348",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3400 EMERSON ST",
            "address_2": "SUITE A",
            "city": "CLEARLAKE",
            "state": "CA",
            "postal_code": "954229529",
            "telephone_number": "707-994-7241",
            "fax_number": "707-994-0870"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3400 EMERSON ST",
            "address_2": "SUITE A",
            "city": "CLEARLAKE",
            "state": "CA",
            "postal_code": "954229529",
            "telephone_number": "707-994-7241",
            "fax_number": "707-994-0870"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SHAPIRO",
        "first_name": "MARC",
        "middle_name": "RANDALL",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-06-27",
        "last_updated": "2009-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "G343590",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD #",
            "identifier": "110222799",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G343590",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "P00730930",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Clearlake, CA

Sources for this page

Verify at the official NPI Registry.