Timothy Paul Miller, O.D.

Primary specialty

OptometristTaxonomy code 152W00000X

License

13566 Issued in CA

Practice address

3325 Clayton Rd
Concord, CA 94519-2833

Phone

(925) 687-6847

Fax

(925) 687-6847

NPI assigned

Jul 28, 2008

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Etwaru Eye Center

  • Ophthalmology Physician
  • Pleasant Hill, CA
  • NPI 1780045658
  NPD (past)
• John Muir Health

  • General Acute Care Hospital
  • Concord, CA
  • NPI 1801821376
  NPD (past)
• Muir Eye Care

  • Ophthalmology Physician
  • Concord, CA
  • NPI 1821357922
  NPD (past)

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

{
    "created_epoch": "1217203200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780358400000",
    "number": "1568627610",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3325 CLAYTON RD",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945192833",
            "telephone_number": "925-687-6847",
            "fax_number": "925-687-6847"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3325 CLAYTON RD",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945192833",
            "telephone_number": "925-687-6847",
            "fax_number": "925-687-6847"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MILLER",
        "first_name": "TIMOTHY",
        "middle_name": "PAUL",
        "credential": "O.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-07-28",
        "last_updated": "2026-06-02",
        "certification_date": "2026-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "CA",
            "license": "13566",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Marcia Elizabeth Miller, LPCC
• Marietta Ellen Miller
• Natalie Miller
• Reese Hanae Miller
• Savannah Miller
• Joliana Renee Milligan
• Cassandra Milliken, BCBA
• Ashley E Mills, M.D.
• Aubrey Mills
• Darren Eric Mills

• Optometrist in Concord, CA
• Providers in Concord, CA by specialty
• Optometrist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.