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DR. LUIS CARLOS ISAZA JR. MD
NPI 1386842672
Psychiatry & Neurology - Psychiatry in Johnson City, TN

Active since July 07, 2007PECOS Enrolled
2 PROFESSIONAL PARK DR STE 21, JOHNSON CITY, TN 37604(423) 379-8120 Get Directions Write a Review

NPPES record last updated: November 13, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 13, 2025, Jul 21, 2022, Aug 30, 2017 and 1 more (4 updates tracked since 2017).

About Dr. Luis Carlos Isaza Jr. Md NPPES

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

DR. LUIS CARLOS ISAZA JR. MD (NPI 1386842672) is an individual psychiatry provider in Johnson City, Tennessee, licensed in Tennessee (56300) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1386842672
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. LUIS CARLOS ISAZA JR.Credential: MD
Location Address2 PROFESSIONAL PARK DR STE 21Johnson City, TN 37604-6584
Mailing AddressPo Box 699Mountain Home, TN 37684-0699
Phone(423) 379-8120
Sole ProprietorNo
Enumeration DateJuly 7, 2007
Last NPPES UpdateNovember 13, 20254 updates tracked since enumeration
NPPES CertifiedNovember 13, 2025
✔ NPI 1386842672 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in TN · 56300✔ Licensed in HI · MD-15213
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 56300 (TN), MD-15213 (HI)
2 PROFESSIONAL PARK DR STE 21, Johnson City, TN 37604
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Other Identifiers 1

MedicaidQ031154TN

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Luis Carlos Isaza Jr. Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Luis Isaza reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Medical Education Assistance Corporation
19 mi
Internal Medicine
101 MED TECH PKWY STE 306
Johnson City, TN 37604
  • Reassigned Medicare billing, Tennessee enrollment
  • 341 clinicians in this Medicare group
NPI 1235180480 (423) 433-6039

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37604 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
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
Most-billed visit code 99213
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.

PATRICK TUSKEY DO
Student in an Organized Health Care Education/Training Program
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 439-8000
MICHELLE L ARWOOD MSW
Social Worker (Clinical)
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8120
RACHEL MARIE WITT PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8120
ZACHARY PIERSON DO
Psychiatry & Neurology (Psychiatry)
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8120
DR. TYLER NATEE INDRANOI MD, MPH
Student in an Organized Health Care Education/Training Program
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8082
JOHN WILLIAM COUNTS MD
Student in an Organized Health Care Education/Training Program
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8120
LEA ANN MARIE CUTSHALL
Student in an Organized Health Care Education/Training Program
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8082
DR. JANESSA RICH MD
Student in an Organized Health Care Education/Training Program
2 PROFESSIONAL PARK DR STE 21
JOHNSON CITY, TN 37604
Washington County (423) 379-8082

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 Luis Isaza's NPI number?

The NPI number for Luis Isaza is 1386842672. It was assigned to this individual provider in the NPPES registry on July 7, 2007.

Where is Luis Isaza located?

Luis Isaza practices at 2 Professional Park Dr Ste 21, Johnson City, TN 37604. The listed phone number is (423) 379-8120.

What is Luis Isaza's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Luis Isaza enrolled in Medicare?

Yes. Luis Isaza is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Luis Isaza's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Luis Isaza reassigns Medicare benefits to Medical Education Assistance Corporation (Johnson City, TN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Luis Isaza's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Luis Isaza accept?

Health plans from BlueCross BlueShield of Tennessee and Cigna Healthcare list Luis Isaza 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 Luis Isaza was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.