MELISSA LYNN GRIGSBY APRN, FNP-C
NPI 1356094213
Nurse Practitioner - Family in Denton, TX

Q: What is Melissa Grigsby's NPI number?

The NPI number for Melissa Grigsby is 1356094213. It was assigned to this individual provider in the NPPES registry on February 1, 2022. The provider is also known as Melissa Tuzzolino Rn.

Q: What is Melissa Grigsby's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Melissa Grigsby was last updated on January 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since February 01, 2022PECOS EnrolledAccepts Medicare Assignment

2600 SCRIPTURE ST, DENTON, TX 76201(940) 382-1022 Get Directions Write a Review

NPPES record last updated: January 23, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Melissa Lynn Grigsby Aprn, Fnp-c NPPES

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

MELISSA LYNN GRIGSBY APRN, FNP-C (NPI 1356094213) is an individual family provider in Denton, Texas, licensed in Texas (1150327) and active in the NPI registry since February 2022. She is enrolled in Medicare PECOS, is affiliated with Medical City Denton, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1356094213

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameMELISSA LYNN GRIGSBYCredential: APRN, FNP-C

Location Address2600 SCRIPTURE STDenton, TX 76201-4315

Mailing Address8613 Papa TrlMckinney, TX 75070-2130 · (972) 800-6611

Phone(940) 382-1022

Sole ProprietorNo

Medical School CMSOtherGraduated 2023

Enumeration DateFebruary 1, 2022

Last NPPES UpdateJanuary 23, 2024

NPPES CertifiedJanuary 23, 2024

✔ NPI 1356094213 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

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

Taxonomy Code363LF0000X

License✔ Licensed in TX · 1150327

Also ListedRegistered NurseTaxonomy 163W00000X · License 597282 (TX)

2600 SCRIPTURE ST, Denton, TX 76201

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Other Names 1

Former Name (1)Melissa Tuzzolino Rn

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Melissa Lynn Grigsby Aprn, Fnp-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 ID6507209467

PECOS Enrollment IDI20240207002343

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.

Areas of Expertise CMS Part B claims 16

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.

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.

420 services189 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.

366 services194 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.

355 services183 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.

319 services266 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.

193 services150 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.

80 services59 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.

75 services61 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.

75 services61 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.

75 services61 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

46 services34 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.

38 services24 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.

38 services24 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.

37 services14 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.

32 services24 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.

30 services30 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

14 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Medical City Denton

Acute Care Hospitals · Denton, TX

4/5 CMS rating

OwnershipProprietary

CMS Certification Number450634

Location3535 South I35 EastDenton, TX 76210 · Denton County

Emergency services

Texas Health Presbyterian Hospital Denton

Acute Care Hospitals · Denton, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450743

Location3000 N I-35Denton, TX 76201 · Denton County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 76201 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.

Other Providers at the Same Location NPPES 8

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

DAVID NEWLUN PHARMD

Pharmacist