Individual provider Active NPI

Millie Mae Hathaway, DO

  • Family Medicine Physician
  • Claremont, CA
National Provider Identifier
1043847627
Registry record updated Feb 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
20A20053 Issued in CA
Practice address
1601 Monte Vista Ave Ste 100
Claremont, CA 91711-6601
Phone
(909) 630-7938
Fax
(909) 469-2118
NPI assigned
Mar 24, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 25, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 20A20053 CA Primary

Addresses

Primary practice location

1601 Monte Vista Ave Ste 100
Claremont, CA 91711-6601

Mailing address

1601 Monte Vista Ave Ste 260
Claremont, CA 91711-6604
Phone (909) 630-7938

Other practice location 1

1798 N Garey Ave
Pomona, CA 91767-2918
Phone (909) 865-9500

Other practice location 2

1770 N Orange Grove Ave Ste 101
Pomona, CA 91767-3027
Phone (909) 469-9494

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
I20230525002823 CA Practitioner - Family Practice 2062821127 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 2020
Medicare assignment
May accept Medicare assignment
Telehealth
Offers telehealth services
Group practices
Premier Family Medicine Associates, IncGroup PAC ID 4284547522, 65 clinicians

Practice addresses (Care Compare)

1601 Monte Vista Ave
Suite 100
Claremont, CA 91711-6601
Phone (909) 630-7893

Hospital & facility affiliations

  • Pomona Valley Hospital Medical Center Hospital, Pomona, CA, CCN 050231
  • San Antonio Regional Hospital Hospital, Upland, CA, CCN 050099

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
20053CAMDCounselor
20A20053CAMDFamily Medicine Physician
1456CAMDAdvanced Practice Midwife

Practice roles

OrganizationSpecialtyStatusNew patients
Premier Family Medicine Associates, Inc Family Medicine CurrentSince Mar 1, 2020 Accepting new patients
Premier Family Medicine Associates, Inc Family Medicine CurrentSince Jun 1, 2023 Accepting new patients
Premier Family Medicine Associates, Inc Family Medicine Past Accepting new patients
Premier Family Medicine Associates, Inc Family Medicine Past Accepting new patients

Locations

3110 Chino Ave
Ste 150B
Chino Hills, CA 91709
Phone (909) 630-7868

2140 Grand Ave
Ste 125
Chino Hills, CA 91709
Phone (909) 630-7875

1601 Monte Vista Ave
Ste 190
Claremont, CA 91711
Phone (909) 865-9977

1601 Monte Vista Ave
Ste 260
Claremont, CA 91711
Phone (909) 450-1571

1601 Monte Vista Ave
Ste 100
Claremont, CA 91711
Phone (909) 630-7938

2333 Foothill Blvd
Ste C
La Verne, CA 91750
Phone (909) 392-6511

1770 N Orange Grove Ave
Ste 101
Pomona, CA 91767

1798 N Garey Ave
Pomona, CA 91767
Phone (909) 865-9810

1770 N Orange Grove Ave
Pomona, CA 91767
Phone (909) 623-6429

Organizations & group practices 4

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": "1585008000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771977600000",
    "number": "1043847627",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1601 MONTE VISTA AVE STE 260",
            "city": "CLAREMONT",
            "state": "CA",
            "postal_code": "917116604",
            "telephone_number": "909-630-7938",
            "fax_number": "909-469-2118"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1601 MONTE VISTA AVE STE 100",
            "city": "CLAREMONT",
            "state": "CA",
            "postal_code": "917116601",
            "telephone_number": "909-630-7938",
            "fax_number": "909-469-2118"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1798 N Garey Ave",
            "address_purpose": "LOCATION",
            "city": "Pomona",
            "state": "CA",
            "postal_code": "917672918",
            "country_code": "US",
            "telephone_number": "909-865-9500",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1770 N Orange Grove Ave Ste 101",
            "address_purpose": "LOCATION",
            "city": "Pomona",
            "state": "CA",
            "postal_code": "917673027",
            "country_code": "US",
            "telephone_number": "909-469-9494",
            "fax_number": "909-469-2120",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HATHAWAY",
        "first_name": "MILLIE MAE",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-03-24",
        "last_updated": "2026-02-25",
        "certification_date": "2026-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "20A20053",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Claremont, CA

Sources for this page

Verify at the official NPI Registry.