Catherine Schuyler Brennan, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

G73257 Issued in CA

Practice address

1590 Drew Ave Ste 200
Davis, CA 95618-7848

Phone

(855) 501-1004

NPI assigned

Aug 19, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

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

Psychiatry

Education

University of Southern California Keck School of Medicine, 1990

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Mark David Levine MD Professional CorporationGroup PAC ID 0143478305, 165 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

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.

• Mark David Levine M.D. Professional Corporation

  • Psychiatry Physician
  • Sacramento, CA
  • NPI 1154697944
  Medicare reassignment Care Compare group NPD
• Mark David Levine, M.D. Professional Corporation

  • Psychiatry Physician
  • Sacramento, CA
  • NPI 1356604730
  NPD
• Mark David Levine, MD Burlingame PC

  • Psychiatry Physician
  • San Mateo, CA
  • NPI 1770709263
  NPD
• Mark David Levinem MD Sunnyvale PC

  • Psychiatry Physician
  • Sunnyvale, CA
  • NPI 1538385943
  NPD (past)

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

{
    "created_epoch": "1155945600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777420800000",
    "number": "1346354990",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3835 N FREEWAY BLVD STE 100",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958341954",
            "telephone_number": "916-576-7900",
            "fax_number": "916-285-0338"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1590 DREW AVE STE 200",
            "city": "DAVIS",
            "state": "CA",
            "postal_code": "956187848",
            "telephone_number": "855-501-1004"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1712 Picasso Ave",
            "address_2": "Suite D",
            "address_purpose": "LOCATION",
            "city": "Davis",
            "state": "CA",
            "postal_code": "956180546",
            "country_code": "US",
            "telephone_number": "530-297-7500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BRENNAN",
        "first_name": "CATHERINE",
        "middle_name": "SCHUYLER",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-08-19",
        "last_updated": "2026-04-29",
        "certification_date": "2026-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "CA",
            "license": "G73257",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "G73257",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G732570",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• KC Renee Braley
• Julia Michelle Braun
• Bradley Jay Brazill, PHARM.D.
• Breakthrough Education Support
• Kimberly A Breneisen, M.D.
• Jeanne Brewer, DMD
• Keith Frederic Brewer, M.D.
• Kelly Ann Brewer, D.D.S.
• Stacey Diane Brezing, M.S., ACSM-RCEP
• Rebecca Briggs

• Psychiatry Physician in Davis, CA
• Providers in Davis, CA by specialty
• Psychiatry Physician in California

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