Ronald Herbert Lange, MD

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

23994-020 Issued in WI

Practice address

2715 Damon St
Eau Claire, WI 54701-2634

Phone

(715) 834-8471

Fax

(715) 834-0373

NPI assigned

Aug 10, 2005

Last updated

Apr 15, 2025By the provider in NPPES

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

Other identifiers 1

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in WI

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

Specialty

Ophthalmology

Education

Medical College of Wisconsin, 1980

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Chippewa Valley Eye Clinic LTDGroup PAC ID 1759273618, 9 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

100 of 100Reported as individual

Quality

100

Promoting interoperability

100

Improvement activities

40

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ronald.lange@cumberland-directmessage.com

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.

• Chippewa Valley Eye Clinic LTD

  • Ophthalmology Physician
  • Eau Claire, WI
  • NPI 1306838487
  Medicare reassignment Care Compare group NPD
• Chippewa Valley Optical LTD

  • Eyewear Supplier
  • Eau Claire, WI
  • NPI 1407858939
  NPD (past)

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

{
    "created_epoch": "1123632000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744675200000",
    "number": "1841291051",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2715 DAMON ST",
            "city": "EAU CLAIRE",
            "state": "WI",
            "postal_code": "547013899",
            "telephone_number": "715-834-8471",
            "fax_number": "715-834-0373"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2715 DAMON ST",
            "city": "EAU CLAIRE",
            "state": "WI",
            "postal_code": "547012634",
            "telephone_number": "715-834-8471",
            "fax_number": "715-834-0373"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1705 16th Ave",
            "address_purpose": "LOCATION",
            "city": "Cumberland",
            "state": "WI",
            "postal_code": "548298601",
            "country_code": "US",
            "telephone_number": "715-834-8471",
            "fax_number": "715-834-0373",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LANGE",
        "first_name": "RONALD",
        "middle_name": "HERBERT",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-10",
        "last_updated": "2025-04-15",
        "certification_date": "2025-04-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "WI",
            "license": "23994-020",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "30617300",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rlange@chippewavalley.emadirect.md",
            "affiliation": "N",
            "endpointDescription": "Direct Mail",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "2715 Damon St",
            "city": "Eau Claire",
            "state": "WI",
            "country_code": "US",
            "postal_code": "547013899",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Jamie N. Lamm, MSN, APNP
• John T. Lamoureux, MD
• Margaret H Landry, CNM, APNP
• Savana R Lane
• Wilson C. Lane, RPH
• Carolyn D Langkamp, WLMT, RN
• David James Langlais, CRNA
• Thomas Langley, CRNA
• Piper D Langreck, CCC-SLP
• Kevan John Laporte, DPT

• Ophthalmology Physician in Eau Claire, WI
• Providers in Eau Claire, WI by specialty
• Ophthalmology Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 2025; 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.
• 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.