Ronald James Simms, D.C.

Primary specialty

ChiropractorTaxonomy code 111N00000X

License

22467 Issued in CA

Practice address

3840 El Dorado Hills Blvd
Ste 101
El Dorado Hills, CA 95762-4567

Phone

(916) 597-1887

Fax

(916) 984-1115

NPI assigned

Aug 25, 2006

Sex

Male

Sole proprietor

Yes

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

Enrollment records 1

Specialty

Chiropractic

Education

Los Angeles College of Chiropractic, 1991

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Practice roles

Locations

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.

• Back to Health Chiropractic Simms Family Care P.C.

  • Chiropractor
  • El Dorado Hills, CA
  • NPI 1659584043
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1156464000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770336000000",
    "number": "1497863930",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3840 EL DORADO HILLS BLVD STE 101",
            "city": "EL DORADO HILLS",
            "state": "CA",
            "postal_code": "957624567",
            "telephone_number": "916-933-7022",
            "fax_number": "916-933-7025"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3840 EL DORADO HILLS BLVD",
            "address_2": "STE 101",
            "city": "EL DORADO HILLS",
            "state": "CA",
            "postal_code": "957624567",
            "telephone_number": "916-597-1887",
            "fax_number": "916-984-1115"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIMMS",
        "first_name": "RONALD",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "D.C.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-08-25",
        "last_updated": "2026-02-06",
        "certification_date": "2026-02-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "CA",
            "license": "22467",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nicole M Shorrock, MD
• Mandie Shumaker
• Sierra Medical Partnership
• Stefanie Silva
• Robert W. Silver, P.T.
• Marta Simopoulos Pickens, PH.D., CLINICAL PSYC
• Jason Allan Singer, CADTP SUDRC
• Sixth Optometric Care of California PC
• Adam Skirpstunas
• Salina Marie Skrzyniarz, DC,CACCP

• Chiropractor in El Dorado Hills, CA
• Providers in El Dorado Hills, CA by specialty
• Chiropractor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.