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

MARIA RENEE MAYORGA MD
NPI 1962082016
Pathology - Anatomic Pathology & Clinical Pathology in Knoxville, TN

Active since April 13, 2021PECOS Enrolled
1924 ALCOA HWY # U-108, KNOXVILLE, TN 37920(865) 305-8994(865) 305-6866 Get Directions Write a Review

NPPES record last updated: September 18, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 18, 2026, Jul 27, 2026, Jun 5, 2023 and 1 more (4 updates tracked since 2021).

About Maria Renee Mayorga Md NPPES

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

MARIA RENEE MAYORGA MD (NPI 1962082016) is an individual anatomic pathology & clinical pathology provider in Knoxville, Tennessee, licensed in Tennessee (72634) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Oak Ridge, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1962082016
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameMARIA RENEE MAYORGACredential: MD
Location Address1924 ALCOA HWY # U-108Knoxville, TN 37920-1511
Mailing Address5301 Virginia Way Ste 300Brentwood, TN 37027-7542 · (615) 221-4400
Phone(865) 305-8994
Fax(865) 305-6866
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 13, 2021
Last NPPES UpdateSeptember 18, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2026
✔ NPI 1962082016 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in TN · 72634
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
1924 ALCOA HWY # U-108, Knoxville, TN 37920
Open in Google Maps ↗

Secondary Practice Location 1

Location 1990 Oak Ridge TpkeOak Ridge, TN 37830-6976 · Phone (865) 835-3980

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria Renee Mayorga Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3870050941
PECOS Enrollment IDI20260807003790
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 Maria Mayorga reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Associated Pathologists, LLC
154 mi
Anatomic Pathology & Clinical Pathology
1010 AIRPARK CENTER DR
Nashville, TN 37217
  • Reassigned Medicare billing, Tennessee enrollment
  • 107 clinicians in this Medicare group
NPI 1003863580 (615) 221-4400

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 37920 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
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 11

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

AARON MCCONEGHEY
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994
DR. ASHLEY NICOLE SCHEIDERER MD
Pathology (Anatomic Pathology & Clinical Pathology)
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994
MAKAYLA CARRIE HYDE
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994
DAVID HORVATH
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994
DILLON LEE SPIRES MD
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994
NICHOLAS HANSON DO
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994
MILA SCHEINBERG
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-6324
DEXTER MALACHI KIRK
Student in an Organized Health Care Education/Training Program
1924 ALCOA HWY # U-108
KNOXVILLE, TN 37920
Knox County (865) 305-8994

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 Maria Mayorga's NPI number?

The NPI number for Maria Mayorga is 1962082016. It was assigned to this individual provider in the NPPES registry on April 13, 2021.

Where is Maria Mayorga located?

Maria Mayorga practices at 1924 Alcoa Hwy # U-108, Knoxville, TN 37920. The listed phone number is (865) 305-8994.

What is Maria Mayorga's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Maria Mayorga enrolled in Medicare?

Yes. Maria Mayorga is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Mayorga's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Mayorga reassigns Medicare benefits to Associated Pathologists, LLC (Nashville, 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 Maria Mayorga's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Mayorga accept?

Health plans from Oscar Health and Oscar Insurance Company list Maria Mayorga 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 Maria Mayorga was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 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.