LEIGHANNA OUNANIAN NP-C
NPI 1699253633
Nurse Practitioner - Gerontology in Plano, TX

Q: What is Leighanna Ounanian's NPI number?

The NPI number for Leighanna Ounanian is 1699253633. It was assigned to this individual provider in the NPPES registry on August 1, 2018.

Q: What is Leighanna Ounanian's specialty?

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

Active since August 01, 2018PECOS EnrolledAccepts Medicare Assignment

89.44/100

CMS Quality Rating

4708 ALLIANCE BLVD STE 150, PLANO, TX 75093(972) 859-6178(972) 596-9307 Get Directions Write a Review

NPPES record last updated: October 14, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 14, 2022, Oct 25, 2018, Aug 14, 2018 and 1 more (4 updates tracked since 2018).

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About Leighanna Ounanian Np-c NPPES

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

LEIGHANNA OUNANIAN NP-C (NPI 1699253633) is an individual gerontology provider in Plano, Texas, licensed in Texas (AP138040) and active in the NPI registry since August 2018. She is enrolled in Medicare PECOS, is affiliated with Baylor Scott & White Medical Center Plano, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1699253633

Entity TypeIndividualFemale

Primary Taxonomy363LG0600X

Provider Legal NameLEIGHANNA OUNANIANCredential: NP-C

Location Address4708 ALLIANCE BLVD STE 150Plano, TX 75093-5339

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

Phone(972) 859-6178

Fax(972) 596-9307

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateAugust 1, 2018

Last NPPES UpdateOctober 14, 20224 updates tracked since enumeration

NPPES CertifiedDecember 8, 2021

✔ NPI 1699253633 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 · AP138040

Also ListedNurse PractitionerTaxonomy 363L00000X · License AP138040 (TX)

4708 ALLIANCE BLVD STE 150, Plano, TX 75093

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Other Identifiers 2

Medicaid387462002TX

Medicaid387462001TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Superior HealthPlan, Ambetter Health, Blue Cross and Blue Shield of Texas 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

Leighanna Ounanian Np-c 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 ID5698024461

PECOS Enrollment IDI20180828001650

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 Reassignments

Medicare enrollment records show Leighanna Ounanian reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Three Oaks Palliative Care PLLC

5.3 mi

Hospice and Palliative Medicine

2100 LAKESIDE BLVD STE 250
Richardson, TX 75082

Reassigned Medicare billing, Texas enrollment
14 clinicians in this Medicare group

NPI 1497377436 (877) 585-7400

Texas Oncology PA

16 mi

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 17

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.

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.

790 services287 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.

766 services280 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.

764 services267 patients

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.

756 services279 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.

211 services106 patients

Ferritin (blood protein) level 82728

A Ferritin level test measures the amount of ferritin, a protein that stores iron, in your blood. It helps determine how much iron your body is storing. If levels are low, it may indicate iron deficiency, while high levels could signify conditions like iron overload.

151 services79 patients

Iron level 83540

An iron level test measures the amount of iron in your blood. Iron is crucial for producing hemoglobin, a protein in red blood cells that carries oxygen throughout your body. This test helps identify iron deficiencies or excesses, which can lead to conditions like anemia or hemochromatosis.

151 services79 patients

Iron binding capacity 83550

Iron binding capacity is a blood test that measures how well your body can bind and transport iron. This helps your healthcare provider assess if your body has too little or too much iron, which can indicate certain health conditions.

151 services79 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

145 services131 patients

Lactate dehydrogenase (enzyme) level 83615

A Lactate Dehydrogenase level test measures the amount of this enzyme in your body. It's often done when tissue damage is suspected, as high levels can indicate issues like heart disease, lung disease, liver disease, or blood disorders. This test helps in diagnosing and monitoring these conditions.

103 services66 patients

Magnesium level 83735

A magnesium level test is a simple blood test that measures the amount of magnesium in your body. Magnesium is a crucial mineral that helps your nerves, muscles, and heart function properly. The test can help detect health conditions like kidney disease or malnutrition.

87 services16 patients

Microscopic examination for white blood cells with manual cell count 85007

This is a lab test where a small sample of your blood is studied under a microscope. The goal is to count the number of white blood cells, which are crucial for your body's immune response. The count can help identify potential health issues.

56 services23 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test 85027

A complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.

56 services23 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.

50 services16 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

40 services37 patients

Reticulated (young) platelet measurement 85055

Reticulated (young) platelet measurement is a blood test that helps determine the number of new platelets your body is producing. It's useful for diagnosing and monitoring conditions affecting platelet production, like anemia or chemotherapy effects.

25 services15 patients

Red blood count automated, with additional calculations 85046

An automated red blood cell count is a laboratory test that counts the number of red blood cells in your blood. This test also includes additional calculations to measure the size, volume, and hemoglobin concentration of these cells. It helps to identify any abnormalities in your blood.

18 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Baylor Scott & White Medical Center Plano

Acute Care Hospitals · Plano, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number450890

Location4700 Alliance BoulevardPlano, TX 75093 · Collin County

Emergency services

Baylor Scott And White Medical Center Mckinney

Acute Care Hospitals · Mc Kinney, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number670082

Location5252 West University DriveMc Kinney, TX 75071 · Collin County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75093 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

$84.92 typical visit price

range $54.84 – $166.88

Typical copayment $21.23 (range $13.71 – $41.72)

Most-billed visit code 99203

Established Patient

$97.05 typical visit price

range $17.52 – $136.11

Typical copayment $24.26 (range $4.38 – $34.02)

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 9

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

DR. JAMES MATTHEW MOBLEY M.D.

Internal Medicine (Hematology & Oncology)