Individual provider Active NPI

Mahkam Tavallaee, M.D., M.P.H.

  • Obstetrics & Gynecology Physician
  • Berkeley, CA
National Provider Identifier
1891150397
Registry record updated May 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
154555 Issued in CA
Practice address
2450 Ashby Ave
Berkeley, CA 94705-2067
Phone
(510) 204-4444
NPI assigned
Dec 28, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 1, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X A154555 CA
Obstetrics & Gynecology Physician 207V00000X 154555 CA Primary

Addresses

Primary practice location

2450 Ashby Ave
Berkeley, CA 94705-2067

Mailing address

300 Pasteur Dr RM L235
Stanford, CA 94305-2200
Phone (650) 723-5252

Other practice location 1

300 Pasteur Dr Rm L235
Stanford, CA 94305-2200
Phone (650) 723-5252

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
I20210614002310 CA Practitioner - Obstetrics/Gynecology 3577963511 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Other, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sutter Bay Medical FoundationGroup PAC ID 4284538778, 3,783 clinicians

Practice addresses (Care Compare)

20101 Lake Chabot Rd
Castro Valley, CA 94546-5305
Phone (510) 886-3400

20103 Lake Chabot Rd
Castro Valley, CA 94546-5305
Phone (510) 727-3256

2450 Ashby Ave
Berkeley, CA 94705-2067
Phone (510) 204-4444

3200 Kearney St
Fremont, CA 94538-2299
Phone (510) 490-1222

Hospital & facility affiliations

  • Eden Medical Center Hospital, Castro Valley, CA, CCN 050488
  • Alta Bates Summit Medical Center - Alta Bates Camp Hospital, Berkeley, CA, CCN 050305

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
154555CAMDMarriage & Family Therapist
A154555CAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care CurrentSince Jun 7, 2021 Accepting new patients
Sutter Bay Medical Foundation Current Accepting new patients
Sutter Bay Medical Foundation CurrentSince May 5, 2025 Accepting new patients
Stanford Health Care CurrentSince Jun 7, 2021 Accepting new patients
Stanford Health Care Obstetrics & Gynecology Current Accepting new patients
Regents Univ of California UCSF CurrentSince Aug 24, 2021 Accepting new patients
Sharp Rees-Stealy Medical Group, Inc CurrentSince Oct 3, 2022 Accepting new patients
Sharp Rees-Stealy Medical Group, Inc Obstetrics & Gynecology CurrentSince Oct 3, 2022 Accepting new patients
Sutter East Bay Medical Foundation Past Accepting new patients

Locations (25 of 27)

18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590

2450 Ashby Ave
Berkeley, CA 94705
Phone (510) 204-1566

350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920

1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100

3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800

1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777

370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200

321 Middlefield Rd
Ste 165
Menlo Park, CA 94025
Phone (650) 498-6500

1300 Crane St
Menlo Park, CA 94025
Phone (510) 785-5000

600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755

7999 Gateway Blvd
Ste 200
Newark, CA 94560
Phone (510) 806-2947

101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

4725 1st St
Ste 100
Pleasanton, CA 94566
Phone (925) 462-7060

1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911

151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505

2020 Genesee Ave
San Diego, CA 92123
Phone (619) 268-9500

16899 W Bernardo Dr
San Diego, CA 92127
Phone (858) 499-2705

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200

3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750

300 Pasteur Dr
Rm L235
Stanford, CA 94305
Phone (650) 723-5252

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Interoperability endpoints

  • Direct secure messaging: mtavallaee657062@hisp.ehr.sutterhealth.org

Organizations & group practices 9

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 2

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": "1451260800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746057600000",
    "number": "1891150397",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR RM L235",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-5252"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2450 ASHBY AVE",
            "city": "BERKELEY",
            "state": "CA",
            "postal_code": "947052067",
            "telephone_number": "510-204-4444"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Pasteur Dr Rm L235",
            "address_purpose": "LOCATION",
            "city": "Stanford",
            "state": "CA",
            "postal_code": "943052200",
            "country_code": "US",
            "telephone_number": "650-723-5252",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TAVALLAEE",
        "first_name": "MAHKAM",
        "credential": "M.D., M.P.H.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-12-28",
        "last_updated": "2025-05-01",
        "certification_date": "2025-05-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A154555",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "154555",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Berkeley, CA

Sources for this page

Verify at the official NPI Registry.