Jeffrey Kirk Grynwald Jr., MD

Primary specialty

Surgery of the Hand (Surgery) PhysicianTaxonomy code 2086S0105X

License

E-8270 Issued in AR

Practice address

800 Fair Park Blvd
Little Rock, AR 72204

Phone

(501) 604-6900

Fax

(501) 604-6941

NPI assigned

Aug 20, 2006

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 2

Medicare fee-for-service enrollment

Enrolled in AR

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

Hand Surgery

Education

Texas Tech University Health Science Center School of Medicine, 2001

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Orthoarkansas PAGroup PAC ID 1456256031, 148 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• CHI-St Vincent Infirmary Hospital, Little Rock, AR, CCN 040007

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as group

Procedures performed for Medicare patients

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.

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/1376/brand/1/csg/1/fhir/r4
• FHIR API: https://api.platform.athenahealth.com/1376/brand/1/csg/21/fhir/r4
• Direct secure messaging: jeffrey.grynwald.1@1376.direct.athenahealth.com

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.

• Orthoarkansas, PA

  • Specialist
  • Little Rock, AR
  • NPI 1952336869
  Medicare reassignment Care Compare group NPD
• Orthoarkansas, PA

  • Radiology Clinic/Center
  • Little Rock, AR
  • NPI 1154823961
  NPD
• Orthoarkansas, PA

  • Magnetic Resonance Imaging (MRI) Clinic/Center
  • Little Rock, AR
  • NPI 1861459315
  NPD (past)
• St. Vincent-Arkansas Orthopaedic Surgery Center LLC

  • Ambulatory Surgical Clinic/Center
  • Little Rock, AR
  • NPI 1437110293
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• St Vincent Infirmary Medical Center

  • Psychiatric Hospital Unit
  • Little Rock, AR
  • NPI 1710442801
  Care Compare affiliation
• St Vincent Infirmary Medical Center

  • General Acute Care Hospital
  • Little Rock, AR
  • NPI 1780684431
  Care Compare affiliation

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

{
    "created_epoch": "1156032000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780272000000",
    "number": "1255446191",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "800 FAIR PARK BLVD",
            "city": "LITTLE ROCK",
            "state": "AR",
            "postal_code": "722041720",
            "telephone_number": "501-404-8007",
            "fax_number": "501-904-3620"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 FAIR PARK BLVD",
            "city": "LITTLE ROCK",
            "state": "AR",
            "postal_code": "72204",
            "telephone_number": "501-604-6900",
            "fax_number": "501-604-6941"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRYNWALD",
        "first_name": "JEFFREY",
        "middle_name": "KIRK",
        "name_suffix": "Jr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-20",
        "last_updated": "2026-06-01",
        "certification_date": "2026-06-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2086S0105X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgery of the Hand",
            "state": "AR",
            "license": "E-8270",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "201742001",
            "state": "AR"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ARKANSAS MEDICAL LICENSE",
            "identifier": "E-8270",
            "state": "AR"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Jacob Carl Grummer, LMSW - LRSB
• Lisa M Grummer, APN
• Kimberly Ann Grundy, APN
• Jaclyn Gruver
• Sara Grygus
• Guaranteed Expedite Service LLC
• Peggy Kenley Guard, M.D.
• Guarionex Decastro DMD PA
• Margueritte Christina Guarno, OTR/L
• Oleksiy Gudz, M.D.,PHD

• Surgery of the Hand (Surgery) Physician in Little Rock, AR
• Providers in Little Rock, AR by specialty
• Surgery of the Hand (Surgery) Physician in Arkansas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 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.
• 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.