Crystal Mansfield Klemenc, FNP-BC

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

RN202822 Issued in GA

Practice address

5310 Matt Hwy Ste 103
Cumming, GA 30028-8611

Phone

(470) 239-4928

NPI assigned

Sep 23, 2017

Sex

Female

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 GA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Maxfield Medical LLCGroup PAC ID 7618333121, 5 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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.

• Maxfield Medical LLC

  • Urgent Care Clinic/Center
  • Cumming, GA
  • NPI 1619673035
  Medicare reassignment Care Compare group NPD
• Minuteclinic LLC

  • Family Nurse Practitioner
  • Rockville, MD
  • NPI 1134191836

  GA

  Medicare reassignment NPD
• Dunwoody Pediatrics

  • Pediatrics Physician
  • Dunwoody, GA
  • NPI 1063594430
  NPD (past)

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

{
    "created_epoch": "1506124800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761264000000",
    "number": "1548779408",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5315 COLTMAN DR",
            "city": "CUMMING",
            "state": "GA",
            "postal_code": "300285606",
            "telephone_number": "770-789-0168"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5310 MATT HWY STE 103",
            "city": "CUMMING",
            "state": "GA",
            "postal_code": "300288611",
            "telephone_number": "470-239-4928"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KLEMENC",
        "first_name": "CRYSTAL",
        "middle_name": "MANSFIELD",
        "credential": "FNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-09-23",
        "last_updated": "2025-10-24",
        "certification_date": "2025-10-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "GA",
            "license": "RN202822",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hayley M. King, MA, LPC, NCC
• Megan Kinney, NP
• Michael Masood Kiyani, DMD
• Breanna Klein
• Daniel P Klein, CSA
• Emily E Kloer
• Kma Healthcare, LLC
• Amy Knapp, MA, CCC/SLP
• Kaitlyn Knapp, M.ED., CF-SLP
• Emily Knight

• Family Nurse Practitioner in Cumming, GA
• Providers in Cumming, GA by specialty
• Family Nurse Practitioner in Georgia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 24, 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.