Nathalie K Diethrich, PMHNP

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

277001744 Issued in IL

Practice address

151 N Main St
Decatur, IL 62523-1206

Phone

(217) 362-6262

Fax

(217) 362-6290

NPI assigned

Sep 12, 2016

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

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, 2006

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Heritage Behavioral Health Center, Inc.Group PAC ID 0547208951, 20 clinicians

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.

• Heritage Behavioral Health Center Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Decatur, IL
  • NPI 1639231731

  IL

  Medicare reassignment Care Compare group NPD
• Heritage Behavioral Health Center, Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Decatur, IL
  • NPI 1295575330
  NPD
• Heritage Behavioral Health Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Decatur, IL
  • NPI 1477727808
  NPD (past)
• Heritage Behavioral Health Center

  • Community/Behavioral Health Agency
  • Decatur, IL
  • NPI 1508196494
  NPD (past)
• Heritage Behavioral Health Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Decatur, IL
  • NPI 1659544872
  NPD (past)
• Heritage Behavioral Health Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Clinton, IL
  • NPI 1881128965
  NPD (past)
• Heritage Behavioral Health Center Inc.

  • Primary Care Clinic/Center
  • Decatur, IL
  • NPI 1023708880
  NPD (past)
• Heritage Behavioral Health Center Inc.

  • Primary Care Clinic/Center
  • Decatur, IL
  • NPI 1104609544
  NPD (past)
• Heritage Behavioral Health Center Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Decatur, IL
  • NPI 1922277045
  NPD (past)
• Heritage Behavioral Health Center, Inc

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Decatur, IL
  • NPI 1235527524
  NPD (past)
• Heritage Behavioral Health Center, Inc

  • Community Health Clinic/Center
  • Decatur, IL
  • NPI 1891527263
  NPD (past)
• Heritage Behavioral Health Center, Inc.

  • Methadone Clinic
  • Decatur, IL
  • NPI 1063029361
  NPD (past)

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

{
    "created_epoch": "1473638400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759190400000",
    "number": "1104374727",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "151 N MAIN ST",
            "city": "DECATUR",
            "state": "IL",
            "postal_code": "625231206",
            "telephone_number": "217-362-6262",
            "fax_number": "217-362-6290"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "151 N MAIN ST",
            "city": "DECATUR",
            "state": "IL",
            "postal_code": "625231206",
            "telephone_number": "217-362-6262",
            "fax_number": "217-362-6290"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DIETHRICH",
        "first_name": "NATHALIE",
        "middle_name": "K",
        "credential": "PMHNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-09-12",
        "last_updated": "2025-09-30",
        "certification_date": "2025-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "IL",
            "license": "277001744",
            "primary": true
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "IL",
            "license": "377001689",
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "IL",
            "license": "209.014716",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Tania Diaz-Macken
• Cynthia B Dickerson
• Rosemary Dickson, RBT
• Todd Diebold, D.O.
• Cassandra Sara Diener
• Debbie J Dilley, MS RD LDN
• Samantha Dilling
• Richard Robert Dilorenzo, DO
• John P Dimondo, M.D.
• April Nicole Dinger, APRN

• Psychiatric/Mental Health Nurse Practitioner in Decatur, IL
• Providers in Decatur, IL by specialty
• Psychiatric/Mental Health Nurse Practitioner in Illinois

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