Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LUTHER A DIEHL PH.D.
NPI 1972568210
Psychologist - Clinical in Spartanburg, SC

Q: What is Luther Diehl's NPI number?

The NPI number for Luther Diehl is 1972568210. It was assigned to this individual provider in the NPPES registry on April 19, 2006.

Q: What is Luther Diehl's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Luther Diehl was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 19, 2006PECOS EnrolledAccepts Medicare Assignment

1330 BOILING SPRINGS RD, SUITE 2800, SPARTANBURG, SC 29303(864) 573-6908(864) 585-8808 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Dr. Luther A Diehl Ph.d. NPPES

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

DR. LUTHER A DIEHL PH.D. (NPI 1972568210) is an individual clinical provider in Spartanburg, South Carolina, licensed in South Carolina (267) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1977).

NPPES Registry Identity

NPI1972568210

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. LUTHER A DIEHLCredential: PH.D.

Location Address1330 BOILING SPRINGS RD, SUITE 2800Spartanburg, SC 29303-2244

Mailing Address1330 Boiling Springs Rd, Suite 2800Spartanburg, SC 29303-2244 · (864) 573-6908 · Fax (864) 585-8808

Phone(864) 573-6908

Fax(864) 585-8808

Sole ProprietorNo

Medical School CMSOtherGraduated 1977

Enumeration DateApril 19, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1972568210 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in SC · 267

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1330 BOILING SPRINGS RD, Spartanburg, SC 29303

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Luther A Diehl Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911892799

PECOS Enrollment IDI20040224000395

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837

Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.

263 services17 patients

Psychiatric diagnostic evaluation 90791

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.

20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29303 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$163.84 typical visit price

range $53.57 – $163.84

Typical copayment $40.96 (range $13.39 – $40.96)

Most-billed visit code 99205

Established Patient

$95.12 typical visit price

range $16.96 – $133.52

Typical copayment $23.78 (range $4.24 – $33.38)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DAVID H WHITESIDE FNP

Nurse Practitioner

1330 BOILING SPRINGS RD, SUITE 2500
SPARTANBURG, SC 29303

Spartanburg County (864) 585-5433

CARDIOSOM, LLC

Durable Medical Equipment & Medical Supplies (Oxygen Equipment & Supplies)

1330 BOILING SPRINGS RD, SUITE 2900
SPARTANBURG, SC 29303

Spartanburg County (864) 529-3460

SPARTANBURG REGIONAL MED CTR

Pediatrics

1330 BOILING SPRINGS RD, SUITE 1300
SPARTANBURG, SC 29303

Spartanburg County (864) 560-6345

SPARTANBURG MEDICAL CENTER

Neuromusculoskeletal Medicine & OMM

1330 BOILING SPRINGS RD, SUITE 1800
SPARTANBURG, SC 29303

Spartanburg County (864) 560-9646

GREER GROUP PRACTICE, LLC

Obstetrics & Gynecology (Reproductive Endocrinology)

1330 BOILING SPRINGS RD, SUITE 2200
SPARTANBURG, SC 29303

Spartanburg County (864) 583-2669

ERNEST N MISTR MD

Pediatrics

1330 BOILING SPRINGS RD, SUITE 1300
SPARTANBURG, SC 29303

Spartanburg County (864) 560-6345

QUEST DIAGNOSTICS CLINICAL LABORATORIES INC

Clinical Medical Laboratory

1330 BOILING SPRINGS RD
SPARTANBURG, SC 29303

Spartanburg County (864) 208-1126

LANDRIE FOX MORRIS PA

Physician Assistant (Surgical)

1330 BOILING SPRINGS RD, SUITE 1600
SPARTANBURG, SC 29303

Spartanburg County (864) 582-6396

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Luther Diehl's NPI number?

The NPI number for Luther Diehl is 1972568210. It was assigned to this individual provider in the NPPES registry on April 19, 2006.

Where is Luther Diehl located?

Luther Diehl practices at 1330 Boiling Springs Rd Suite 2800, Spartanburg, SC 29303. The listed phone number is (864) 573-6908.

What is Luther Diehl's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Luther Diehl enrolled in Medicare?

Yes. Luther Diehl is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Luther Diehl was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.