Maria C Diaz, CRNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

SP017952 Issued in PA

Practice address

2149 S Queen St
York, PA 17403-4845

Phone

(717) 356-4460

Fax

(717) 260-3326

NPI assigned

Nov 30, 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 PA

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, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Wellspan Medical GroupGroup PAC ID 1951213115, 2,438 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Wellspan York Hospital Hospital, York, PA, CCN 390046

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mdiaz246114@wellspan.direct-ci.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.

• Wellspan Medical Group

  • Gastroenterology Physician
  • York, PA
  • NPI 1669770004
  Medicare reassignment Care Compare group NPD
• Creek Medical, PLLC

  • Internal Medicine Physician
  • York, PA
  • NPI 1376929679
  Medicare reassignment NPD
• Wellspan Medical Group

  • Pediatric Surgery Physician
  • York, PA
  • NPI 1104799428
  NPD
• Wellspan Medical Group

  • Family Medicine Physician
  • York, PA
  • NPI 1710055819
  NPD

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

• York Hospital

  • General Acute Care Hospital
  • York, PA
  • NPI 1326060492
  Care Compare affiliation
• York Hospital

  • Clinic/Center
  • York, PA
  • NPI 1497814040

  Hospital

  Care Compare affiliation
• York Hospital

  • Clinic/Center
  • York, PA
  • NPI 1609112036

  Hospital

  Care Compare affiliation
• York Hospital

  • Family Medicine Physician
  • York, PA
  • NPI 1881617132

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1512000000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785110400000",
    "number": "1609380484",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3421 CONCORD RD",
            "city": "YORK",
            "state": "PA",
            "postal_code": "174029001",
            "telephone_number": "717-851-1566",
            "fax_number": "717-812-3950"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2149 S QUEEN ST",
            "city": "YORK",
            "state": "PA",
            "postal_code": "174034845",
            "telephone_number": "717-356-4460",
            "fax_number": "717-260-3326"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "96 Sofia Dr Ste 208",
            "address_purpose": "LOCATION",
            "city": "Shrewsbury",
            "state": "PA",
            "postal_code": "173615201",
            "country_code": "US",
            "telephone_number": "717-812-2400",
            "fax_number": "717-812-3005",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "9 Nathan Ln",
            "address_purpose": "LOCATION",
            "city": "Annville",
            "state": "PA",
            "postal_code": "170036500",
            "country_code": "US",
            "telephone_number": "717-639-3350",
            "fax_number": "717-303-3546",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "446 N Reading Rd",
            "address_purpose": "LOCATION",
            "city": "Ephrata",
            "state": "PA",
            "postal_code": "175229802",
            "country_code": "US",
            "telephone_number": "717-738-5275",
            "fax_number": "717-738-5278",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4050 N George Street Ext",
            "address_purpose": "LOCATION",
            "city": "Manchester",
            "state": "PA",
            "postal_code": "173459347",
            "country_code": "US",
            "telephone_number": "717-356-4370",
            "fax_number": "717-260-3316",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "101 W Airport Rd",
            "address_purpose": "LOCATION",
            "city": "Lititz",
            "state": "PA",
            "postal_code": "175439274",
            "country_code": "US",
            "telephone_number": "717-466-2445",
            "fax_number": "717-466-2447",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "100 Eisenhower Dr",
            "address_purpose": "LOCATION",
            "city": "Hanover",
            "state": "PA",
            "postal_code": "173315241",
            "country_code": "US",
            "telephone_number": "717-646-4201",
            "fax_number": "717-646-4202",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "455 S Washington St Ste 12",
            "address_purpose": "LOCATION",
            "city": "Gettysburg",
            "state": "PA",
            "postal_code": "173252516",
            "country_code": "US",
            "telephone_number": "717-339-2875",
            "fax_number": "717-334-3921",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "601 Memory Ln",
            "address_purpose": "LOCATION",
            "city": "York",
            "state": "PA",
            "postal_code": "174022231",
            "country_code": "US",
            "telephone_number": "717-851-1405",
            "fax_number": "717-851-6969",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "717 Town Center Dr",
            "address_purpose": "LOCATION",
            "city": "York",
            "state": "PA",
            "postal_code": "174084824",
            "country_code": "US",
            "telephone_number": "717-356-4240",
            "fax_number": "717-356-4241",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DIAZ",
        "first_name": "MARIA",
        "middle_name": "C",
        "credential": "CRNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-11-30",
        "last_updated": "2026-07-27",
        "certification_date": "2026-07-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "PA",
            "license": "SP017952",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ruth Dewindt
• Simranjeet Kaur Dhaliwal
• Gurkamal Bobby Dhillon, DO
• Diakon Child, Family & Community Ministries
• Joranny Diaz Valdez
• Grey Maria Dickinson, CRNA
• Kelly L Dickson, RD, LDN
• Marjorie Dierdorf
• Carrie Dierdorff
• Donald Richard Dietrich, D.M.D.

• Family Nurse Practitioner in York, PA
• Providers in York, PA by specialty
• Family Nurse Practitioner in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 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.