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

DR. CHARLES E MARTIN PHD
NPI 1740282631
Psychologist - Clinical in Knoxville, TN

Q: What is Charles Martin's NPI number?

The NPI number for Charles Martin is 1740282631. It was assigned to this individual provider in the NPPES registry on August 11, 2005.

Q: What is Charles Martin'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 Charles Martin 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 26 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 August 11, 2005PECOS Enrolled

111 CENTER PARK DR, SUITE 1300, KNOXVILLE, TN 37922(865) 690-9998(865) 691-7364 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Charles E Martin Phd NPPES

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

DR. CHARLES E MARTIN PHD (NPI 1740282631) is an individual clinical provider in Knoxville, Tennessee, licensed in Tennessee (P0000527) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Tennessee, Hsc, College Of Medicine (1977).

NPPES Registry Identity

NPI1740282631

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. CHARLES E MARTINCredential: PHD

Location Address111 CENTER PARK DR, SUITE 1300Knoxville, TN 37922-2103

Mailing Address111 Center Park Dr, Suite 1300Knoxville, TN 37922-2103 · (865) 690-9998 · Fax (865) 691-7364

Phone(865) 690-9998

Fax(865) 691-7364

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1977

Enumeration DateAugust 11, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1740282631 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 TN · P0000527

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.

111 CENTER PARK DR, Knoxville, TN 37922

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee.Insurance ›

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. Charles E Martin Phd 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 ID749222040

PECOS Enrollment IDI20050526000474

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

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.

260 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37922 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

$160.89 typical visit price

range $52.64 – $160.89

Typical copayment $40.22 (range $13.16 – $40.22)

Most-billed visit code 99205

Established Patient

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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 6

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

DR. JAMES HENRY MONTGOMERY PH.D.

Psychologist (Clinical)

111 CENTER PARK DR, SUITE 1300
KNOXVILLE, TN 37922

Knox County (865) 690-9998

LESLIE ERIN WILSON-CHARLES M.S, LMFT

Marriage & Family Therapist

111 CENTER PARK DR, STE 111
KNOXVILLE, TN 37922

Knox County (865) 973-9686

MRS. MICHELLE DIANNE PORTMAN LCSW

Social Worker

111 CENTER PARK DR, STE 1300
KNOXVILLE, TN 37922

Knox County (865) 556-0593

MR. JOHN TYLER OVERSTREET LSPE, LPC

Counselor (Professional)

111 CENTER PARK DR, SUITE 1300
KNOXVILLE, TN 37922

Knox County (865) 693-9997

MS. BECKI GARLAND LPC

Counselor (Professional)

111 CENTER PARK DR, SUITE 150
KNOXVILLE, TN 37922

Knox County (865) 382-9822

MS. PATRICIA ABBARNO LCSW

Social Worker (Clinical)

111 CENTER PARK DR, SUITE 1300
KNOXVILLE, TN 37922

Knox County (865) 693-9997

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 Charles Martin's NPI number?

The NPI number for Charles Martin is 1740282631. It was assigned to this individual provider in the NPPES registry on August 11, 2005.

Where is Charles Martin located?

Charles Martin practices at 111 Center Park Dr Suite 1300, Knoxville, TN 37922. The listed phone number is (865) 690-9998.

What is Charles Martin's specialty?

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

Is Charles Martin enrolled in Medicare?

Yes. Charles Martin 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.

What insurance does Charles Martin accept?

Health plans from BlueCross BlueShield of Tennessee list Charles Martin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Charles Martin 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 26 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.