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MARLA SARA HARRIS
NPI 1659810984
Nurse Practitioner - Family in Tucson, AZ

Active since February 20, 2017PECOS Enrolled
603 N WILMOT RD # 201, TUCSON, AZ 85711(520) 790-1556 Get Directions Write a Review

NPPES record last updated: March 23, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 23, 2018, Sep 21, 2017, Feb 20, 2017 (3 updates tracked since 2017).

About Marla Sara Harris NPPES

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

MARLA SARA HARRIS (NPI 1659810984) is an individual family provider in Tucson, Arizona, licensed in Arizona (AP10243) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659810984
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARLA SARA HARRIS
Location Address603 N WILMOT RD # 201Tucson, AZ 85711-2701
Mailing Address603 N Wilmot Rd # 201Tucson, AZ 85711-2701 · (520) 790-1556
Phone(520) 790-1556
Sole ProprietorYes
Enumeration DateFebruary 20, 2017
Last NPPES UpdateMarch 23, 20183 updates tracked since enumeration
✔ NPI 1659810984 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in AZ · AP10243
603 N WILMOT RD # 201, Tucson, AZ 85711
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Other Names 1

Professional Name (2)Marla Sara Harris Rn

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marla Sara Harris 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 Marla Harris reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Associated Internists Of Tucson, PLLC
1.7 mi
Internal Medicine
6501 E SANTA AURELIA
Tucson, AZ 85715
  • Reassigned Medicare billing, Arizona enrollment
  • 19 clinicians in this Medicare group
NPI 1558318345 (520) 296-1206

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 85711 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Standard wheelchair K0001
DME-Wheelchairs · category DD000N
2 suppliers13 claims13 services$7.99 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Marla Harris's NPI number?

The NPI number for Marla Harris is 1659810984. It was assigned to this individual provider in the NPPES registry on February 20, 2017. The provider is also known as Marla Sara Harris Rn.

Where is Marla Harris located?

Marla Harris practices at 603 N Wilmot Rd # 201, Tucson, AZ 85711. The listed phone number is (520) 790-1556.

What is Marla Harris's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Marla Harris enrolled in Medicare?

Yes. Marla Harris is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marla Harris's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marla Harris reassigns Medicare benefits to Associated Internists Of Tucson, PLLC (Tucson, AZ). 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 Marla Harris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Marla Harris was last updated on March 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.