WILLIAM MICHAEL HILLNER PHD
NPI 1699748954
Psychologist - Forensic in Chattanooga, TN

Active since February 08, 2006PECOS EnrolledAccepts Medicare Assignment
7302 JARNIGAN RD, CHATTANOOGA, TN 37421(423) 855-4091(423) 855-8928 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About William Michael Hillner Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM MICHAEL HILLNER PHD (NPI 1699748954) is an individual forensic provider in Chattanooga, Tennessee, licensed in Georgia (1243) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1976).

NPPES Registry Identity

NPI1699748954
Entity TypeIndividualMale
Primary Taxonomy103TF0200X
Provider Legal NameWILLIAM MICHAEL HILLNERCredential: PHD
Location Address7302 JARNIGAN RDChattanooga, TN 37421-3042
Mailing Address7302 Jarnigan RdChattanooga, TN 37421-3042 · (423) 855-4091 · Fax (423) 855-8928
Fax(423) 855-8928
Sole ProprietorYes
Medical School CMSOtherGraduated 1976
Enumeration DateFebruary 8, 2006
Last NPPES UpdateSeptember 11, 2025
NPI 1699748954 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

Primary SpecialtyPsychologist · ForensicBehavioral Health & Social Service Providers
Taxonomy Code103TF0200X
Licenses Licensed in GA · 1243 Licensed in TN · 775
Definition

A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

Also ListedClinical NeuropsychologistTaxonomy 103G00000X · License 775 (TN), 1243 (GA)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License P775 (TN), 1243 (GA)
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 775 (TN), 1243 (GA)
Also ListedPsychologist · FamilyTaxonomy 103TF0000X · License 775 (TN), 1243 (GA)

Accepted Insurance

Medicare Participation & PECOS Enrollment Status

William Hillner is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

William Hillner is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging and Durable Medical Equipment (DME).

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 8628166089

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20071128000135

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: No

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Psychiatric diagnostic evaluation

A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.

This service was performed 16 times for 16 patients

Reviews for WILLIAM MICHAEL HILLNER PHD

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Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Psychologist (Clinical)
7302 JARNIGAN RD
CHATTANOOGA, TN 37421
Social Worker (Clinical)
7302 JARNIGAN RD
CHATTANOOGA, TN 37421
Psychologist (Clinical)
7302 JARNIGAN RD
CHATTANOOGA, TN 37421
Psychologist (Clinical)
7302 JARNIGAN RD
CHATTANOOGA, TN 37421
Psychologist (Clinical)
7302 JARNIGAN RD
CHATTANOOGA, TN 37421

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699748954, enumerated as an "individual" on February 08, 2006.

The provider is located at 7302 JARNIGAN RD CHATTANOOGA, TN 37421 and the phone number is (423) 855-4091.

Psychologist with taxonomy code 103TF0200X and a focus in Forensic.

The provider might be accepting Accepts: BlueCross BlueShield of Tennessee. Please consult your insurance carrier or call the provider to verify.