John Muir Call Coverage Medical Group, Inc.

Primary specialty

Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X

Legal business name

JOHN MUIR CALL COVERAGE MEDICAL GROUP, INC.

Practice address

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122

Phone

(925) 682-8200

NPI assigned

May 22, 2007

Last updated

Sep 11, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Dr. Howard Taekman, M.D.

Title

President

Phone

(925) 947-5331

Specialties & licenses 15

Addresses

Locations

Practitioners 112

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Omar Arafat, M.D.

  • Diagnostic Radiology Physician
  • Santa Monica, CA
  • NPI 1649581679
  NPD (past)
• Eric Bain, MD

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1922047190
  NPD (past)
• Richard Baxter, M.D.

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1356382956
  NPD (past)
• Robert Binder

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1942241559
  NPD (past)
• Kimberly M. Blumberg, M.D

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1316979925
  NPD (past)
• Richard J. Brenner, MD

  • Diagnostic Radiology Physician
  • San Francisco, CA
  • NPI 1710942560
  NPD (past)
• Michael Brodsky, M.D.

  • Diagnostic Radiology Physician
  • Vallejo, CA
  • NPI 1497781348
  NPD (past)
• Jimmy Cardoza, M.D.

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1508893710
  NPD (past)
• Susan H Cha, M.D.

  • Diagnostic Radiology Physician
  • Beverly Hills, CA
  • NPI 1346360146
  NPD (past)
• Frandics Pak Chan, MD

  • Diagnostic Radiology Physician
  • Stanford, CA
  • NPI 1780768101
  NPD (past)
• Joseph Chan, M.D.

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1043256720
  NPD (past)
• Ronald Chan, M.D.

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1154367993
  NPD (past)

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

{
    "created_epoch": "1179792000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1306056262",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1400 TREAT BLVD",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945972142",
            "telephone_number": "925-947-5331",
            "fax_number": "925-941-2177"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1601 YGNACIO VALLEY RD",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945983122",
            "telephone_number": "925-682-8200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOHN MUIR CALL COVERAGE MEDICAL GROUP, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-05-22",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "TAEKMAN",
        "authorized_official_first_name": "HOWARD",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "925-947-5331",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "204E00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Oral & Maxillofacial Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207VX0000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Obstetrics & Gynecology, Obstetrics",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207W00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Ophthalmology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207XS0117X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207Y00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Otolaryngology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Pediatrics",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0102X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Surgery, Surgical Critical Care",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0122X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Surgery, Plastic and Reconstructive Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0129X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Surgery, Vascular Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208800000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Urology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208C00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Colon & Rectal Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Critical Care Medicine (Internal Medicine) Physician in Walnut Creek, CA
• Providers in Walnut Creek, CA by specialty
• Critical Care Medicine (Internal Medicine) Physician in California

• 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.