John Calahan Maynard, D.C.

Primary specialty

ChiropractorTaxonomy code 111N00000X

License

4115 Issued in OK

Practice address

201 S Owalla Ave
Claremore, OK 74017-5413

Phone

(918) 231-4464

NPI assigned

May 21, 2013

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 OK

Enrollment records 1

Specialty

Chiropractic

Education

Other, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

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.

• J Calahan Maynard DC PLLC

  • Chiropractor
  • Claremore, OK
  • NPI 1093698599
  Medicare reassignment NPD Authorized official
• Maynard Family Chiropractic

  • Chiropractor
  • Tulsa, OK
  • NPI 1053678508
  Medicare reassignment NPD

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

{
    "created_epoch": "1369094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753833600000",
    "number": "1841636693",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8922 SOUTH MEMORIAL DRIVE",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "74133",
            "telephone_number": "918-872-8653"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "201 S OWALLA AVE",
            "city": "CLAREMORE",
            "state": "OK",
            "postal_code": "740175413",
            "telephone_number": "918-231-4464"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAYNARD",
        "first_name": "JOHN",
        "middle_name": "CALAHAN",
        "name_prefix": "Dr.",
        "credential": "D.C.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2013-05-21",
        "last_updated": "2025-07-30",
        "certification_date": "2025-07-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "OK",
            "license": "4115",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Amanda Christine Maxwell
• Angela Kaye May
• Carla Jean May, CNM, APRN
• Cory J May
• Breanna Hope Mayn, M.S., CF-SLP
• Mays Drug Stores Inc
• Eartha McAlester
• Angeline Joy McBride
• Megan Kay McBride
• Tami Lee McBride, CNM

• Chiropractor in Claremore, OK
• Providers in Claremore, OK by specialty
• Chiropractor in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 30, 2025; 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.