Individual provider Active NPI

Timothy Hugh McCalmont, M.D.

  • Dermatopathology (Pathology) Physician
  • Walnut Creek, CA
National Provider Identifier
1275598732
Registry record updated Jul 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatopathology (Pathology) PhysicianTaxonomy code 207ZD0900X
License
A48294 Issued in CA
Practice address
370 N Wiget LN Ste 250
Walnut Creek, CA 94598-2454
Phone
(925) 278-7592
NPI assigned
Apr 19, 2006
Last updated
Jul 16, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 16, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatopathology (Pathology) Physician 207ZD0900X A48294 CA Primary

Addresses

Primary practice location

370 N Wiget LN Ste 250
Walnut Creek, CA 94598-2454

Mailing address

370 N Wiget LN Ste 250
Walnut Creek, CA 94598-2454
Phone (925) 278-7592

Other practice location 1

2725 Mendocino Ave
Santa Rosa, CA 95403-2805
Phone (707) 545-4537

Other identifiers 1

IdentifierTypeStateIssuer
00A482940OtherCAMEDI-CAL

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
I20080409000778 CA Practitioner - PathologyPractitioner - Other (Physician) 9739075946 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
University of Iowa, RJ & L Carver College of Medicine, 1986
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

2725 Mendocino Ave
Santa Rosa, CA 95403-2805
Phone (707) 545-4537

370 N Wiget LN
Suite 250
Walnut Creek, CA 94598-2454
Phone (925) 278-7592

Merit-based Incentive Payment System (MIPS)

Final score
99.15 of 100Reported as group
Promoting interoperability
99
Improvement activities
40

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Golden State Dermatology Associates, Inc. CurrentSince Jan 3, 2022 Accepting new patients
Golden State Dermatology Associates Inc CurrentSince Jan 3, 2022 Accepting new patients
Redwood Fam Dermatology Medical Associates - a Medical Corporation CurrentSince Jul 1, 2025 Accepting new patients
Hawaii Dermatopathology LLC CurrentSince Jun 17, 2025 Accepting new patients
California Pacific Medical Group, Inc. Past Accepting new patients
UCSF Medical Center at Mt. Zion Past Accepting new patients
University of California San Francisco Past Accepting new patients

Locations

1200 Central Blvd
Ste D
Brentwood, CA 94513
Phone (925) 308-9510

2725 Mendocino Ave
Santa Rosa, CA 95403
Phone (707) 542-6313

355 Lennon Ln
Ste 255
Walnut Creek, CA 94598
Phone (925) 932-7704

370 N Wiget Ln
Ste 250
Walnut Creek, CA 94598
Phone (925) 278-7592

1300 N Holopono St
Ste 214
Kihei, HI 96753
Phone (808) 874-3444

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 7

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.

NPI Registry JSON

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

{
    "created_epoch": "1145404800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752624000000",
    "number": "1275598732",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "370 N WIGET LN STE 250",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982454",
            "telephone_number": "925-278-7592",
            "fax_number": "925-261-7349"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "370 N WIGET LN STE 250",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982454",
            "telephone_number": "925-278-7592"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2725 Mendocino Ave",
            "address_purpose": "LOCATION",
            "city": "Santa Rosa",
            "state": "CA",
            "postal_code": "954032805",
            "country_code": "US",
            "telephone_number": "707-545-4537",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MCCALMONT",
        "first_name": "TIMOTHY",
        "middle_name": "HUGH",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-19",
        "last_updated": "2025-07-16",
        "certification_date": "2025-07-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZD0900X",
            "taxonomy_group": "",
            "desc": "Pathology, Dermatopathology",
            "state": "CA",
            "license": "A48294",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDI-CAL",
            "identifier": "00A482940",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

Verify at the official NPI Registry.