MARISSA KELLY MARTI-SMITH N.P
NPI 1992273833
Nurse Practitioner - Gerontology in Dallas, TX

Q: What is Marissa Marti-smith's NPI number?

The NPI number for Marissa Marti-smith is 1992273833. It was assigned to this individual provider in the NPPES registry on November 8, 2018.

Q: What is Marissa Marti-smith's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Active since November 08, 2018PECOS EnrolledAccepts Medicare Assignment

89.44/100

CMS Quality Rating

3410 WORTH ST STE 400, DALLAS, TX 75246(214) 370-1000(214) 370-1085 Get Directions Write a Review

NPPES record last updated: December 6, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 6, 2021, Jul 2, 2019, Feb 27, 2019 and 2 more (5 updates tracked since 2018).

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About Marissa Kelly Marti-smith N.p NPPES

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

MARISSA KELLY MARTI-SMITH N.P (NPI 1992273833) is an individual gerontology provider in Dallas, Texas, licensed in Texas (AP138524) and active in the NPI registry since November 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1992273833

Entity TypeIndividualFemale

Primary Taxonomy363LG0600X

Provider Legal NameMARISSA KELLY MARTI-SMITHCredential: N.P

Location Address3410 WORTH ST STE 400Dallas, TX 75246

Mailing AddressPo Box 911230Dallas, TX 75391-1230 · (972) 997-8000 · Fax (972) 234-0813

Phone(214) 370-1000

Fax(214) 370-1085

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateNovember 8, 2018

Last NPPES UpdateDecember 6, 20215 updates tracked since enumeration

NPPES CertifiedDecember 6, 2021

✔ NPI 1992273833 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LG0600X

License✔ Licensed in TX · AP138524

Also ListedNurse PractitionerTaxonomy 363L00000X · License AP138524 (TX)

3410 WORTH ST STE 400, Dallas, TX 75246

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Other Identifiers 1

Medicaid392915001TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Marissa Kelly Marti-smith N.p 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 ID9830436203

PECOS Enrollment IDI20190123001281

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 Marissa Marti-smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Oncology PA

Same address

Medical Oncology

3410 WORTH ST
Dallas, TX 75246

Reassigned Medicare billing, Texas enrollment
1,054 clinicians in this Medicare group

NPI 1003083445 (972) 997-8000

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

Areas of Expertise CMS Part B claims 8

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

259 services156 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

257 services139 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

256 services136 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

242 services134 patients

Carcinoembryonic antigen (cea) protein level 82378

Carcinoembryonic Antigen (CEA) protein level is a blood test often used in cancer care. It measures the amount of CEA protein in your blood, which can increase in cases of certain types of cancer. It's used to monitor treatment progress and check for cancer recurrence.

95 services39 patients

Immunologic analysis for detection of tumor antigen, quantitative; ca 15-3 86300

This is a blood test that measures the level of CA 15-3, a protein often higher in individuals with certain types of cancer. It helps monitor response to treatment and check for cancer recurrence. It's not a standalone diagnostic test but used alongside other evaluations.

95 services39 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75246 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

$88.19 typical visit price

range $57.18 – $172.86

Typical copayment $22.04 (range $14.29 – $43.21)

Most-billed visit code 99203

Established Patient

$100.80 typical visit price

range $18.48 – $141.20

Typical copayment $25.20 (range $4.62 – $35.30)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

89.44/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

75.85

Promoting Interoperability

100

Improvement Activities

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.

HOLLIE SHEFFIELD MD

Internal Medicine (Hematology & Oncology)