LESLIE SULLINS FNP-C
NPI 1619490307
Nurse Practitioner - Family in Johnson City, TN

Q: What is Leslie Sullins's NPI number?

The NPI number for Leslie Sullins is 1619490307. It was assigned to this individual provider in the NPPES registry on July 25, 2017.

Q: What is Leslie Sullins'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 Leslie Sullins was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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 July 25, 2017PECOS Enrolled

378 MARKETPLACE BLVD STE 6, JOHNSON CITY, TN 37604(423) 656-0716(423) 656-0705 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 6, 2026, Apr 28, 2026, Sep 4, 2025 and 3 more (6 updates tracked since 2017).

On this page

About Leslie Sullins Fnp-c NPPES

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

LESLIE SULLINS FNP-C (NPI 1619490307) is an individual family provider in Johnson City, Tennessee, licensed in Tennessee (23046) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1619490307

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameLESLIE SULLINSCredential: FNP-C

Location Address378 MARKETPLACE BLVD STE 6Johnson City, TN 37604-2361

Mailing Address2004 Hayes St Ste 800Nashville, TN 37203-2659 · (615) 329-0570 · Fax (615) 329-0579

Phone(423) 656-0716

Fax(423) 656-0705

Sole ProprietorNo

Enumeration DateJuly 25, 2017

Last NPPES UpdateJuly 6, 20266 updates tracked since enumeration

NPPES CertifiedJuly 6, 2026

✔ NPI 1619490307 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 TN · 23046

378 MARKETPLACE BLVD STE 6, Johnson City, TN 37604

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter Health, Ambetter of Alabama 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 (PECOS)

Leslie Sullins Fnp-c 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 Reassignments

Medicare enrollment records show Leslie Sullins reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

State Of Franklin Healthcare Associates PLLC

3.2 mi

Internal Medicine

121 BOONE RIDGE DR STE 1002
Johnson City, TN 37615

Reassigned Medicare billing, Tennessee enrollment
357 clinicians in this Medicare group

NPI 1063459410 (423) 794-5500

Tennessee Oncology

185 mi

Diagnostic Radiology

1032 MCCALLIE AVE STE 200
Chattanooga, TN 37403

Reassigned Medicare billing, Tennessee enrollment
464 clinicians in this Medicare group

NPI 1912623364 (423) 708-6495

Fast Pace Medical Clinic PLLC

255 mi

Family Medicine

3813 OLD PORT ROYAL RD N
Spring Hill, TN 37174

Reassigned Medicare billing, Tennessee enrollment
985 clinicians in this Medicare group

NPI 1134452865 (931) 487-1006

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 43

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.

221 services107 patients

Evaluation of psychological test, first hour 96130

This procedure involves a professional assessing your mental health using standardized tests. It's the initial hour of a process that helps understand your emotional well-being and cognitive abilities. It's completely non-invasive and confidential.

128 services67 patients

Evaluation of neuropsychological test, first hour 96132

An evaluation of neuropsychological tests is a process to assess your brain's function. It involves tasks designed to measure cognitive abilities such as memory, attention, problem-solving, and language skills. The first hour involves initial testing and observation.

128 services67 patients

Administration of psychological or neuropsychological test by technician, first 30 minutes 96138

This procedure involves a trained technician administering a psychological or neuropsychological test. It's a process that assesses your mental function and behavior. The initial session will last 30 minutes. The aim is to understand your cognitive abilities better.

123 services67 patients

Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes G0396

This service involves a structured evaluation of your alcohol or substance use habits. It identifies potential issues and provides brief counseling to help modify harmful behaviors. It's a short, 15-30 minute process, focused on promoting healthier choices.

123 services67 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

108 services14 patients

Testing for presence of drug, by chemistry analyzers 80307

Chemistry analyzers are used to detect the presence of drugs in your system. This test involves taking a small sample of your blood or urine. The sample is then analyzed for specific substances. The results help in understanding your health condition better.

83 services68 patients

Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0483

A definitive drug test identifies specific drugs in your system. It uses advanced methods like gc/ms and lc/ms, which can distinguish between different types of drugs but not necessarily their 3D forms. This test offers detailed results to support your healthcare decisions.

76 services62 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.

73 services65 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.

52 services51 patients

Blood test, thyroid stimulating hormone (tsh) 84443

A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.

41 services41 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.

40 services32 patients

Measurement c-reactive protein for detection of infection or inflammation 86140

C-reactive protein (CRP) test is a blood test that checks for signs of inflammation or infection in the body. High levels of CRP often suggest that there's inflammation or a bacterial infection. This test helps in monitoring and managing conditions like arthritis and heart disease.

40 services40 patients

Rheumatoid factor level 86431

The Rheumatoid Factor Level test is a blood test that helps detect the presence of Rheumatoid Factor (RF), a protein produced by your immune system. High RF levels often indicate autoimmune diseases like rheumatoid arthritis. The test involves a simple blood draw and lab analysis.

39 services39 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.

38 services38 patients

Cyanocobalamin (vitamin b-12) level 82607

A Cyanocobalamin (Vitamin B-12) level test is a blood test that checks the amount of Vitamin B-12 in your body. This vitamin is vital for nerve function and the creation of red blood cells. Low or high levels could indicate a potential health issue.

37 services35 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

36 services36 patients

Thyroxine (thyroid chemical), free 84439

The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.

36 services36 patients

Amylase (enzyme) level 82150

Amylase is an enzyme that helps break down starches into sugars during digestion. An amylase level test measures the amount of this enzyme in your blood or urine. This test helps identify conditions like pancreatitis or other digestive issues.

34 services34 patients

Dehydroepiandrosterone (dhea-s) hormone level 82627

The Dehydroepiandrosterone (DHEA-S) hormone level test is a blood test that checks the amount of a natural steroid hormone in your body. This hormone helps in managing stress and maintaining overall health. Any imbalance can lead to various health issues.

34 services34 patients

Measurement of total estradiol (hormone) 82670

Total estradiol measurement is a simple blood test that examines the level of a key hormone in your body. This hormone plays a vital role in many body functions. The test helps understand if hormone levels are balanced, which can impact overall health.

34 services34 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.

34 services34 patients

Lipase (fat enzyme) level 83690

A Lipase Level test measures the amount of lipase in your blood. Lipase is an enzyme that helps your body digest fats. High or low levels can indicate problems with your pancreas, such as pancreatitis or other conditions. This test helps your doctor diagnose and monitor these conditions.

34 services34 patients

Phosphate level 84100

A phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.

34 services34 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

34 services19 patients

Urine microalbumin (protein) level 82043

The urine microalbumin level test measures the amount of a protein called albumin in your urine. This test helps to detect early signs of kidney damage. High levels of albumin may suggest your kidneys aren't functioning properly. It's a simple, non-invasive test that involves providing a urine sample.

33 services33 patients

Folic acid level, serum 82746

A Folic Acid Level, Serum test measures the amount of folic acid, a type of B vitamin, in your blood. This vitamin is important for cell growth and development. It's crucial for your body to function well. If your levels are low, it may indicate a deficiency, which can lead to health issues.

33 services33 patients

Gonadotropin, follicle stimulating (reproductive hormone) level 83001

This is a test that measures the level of a hormone in your body known as follicle stimulating hormone (FSH). FSH plays a key role in the body's reproductive processes. It's important for growth and the healthy functioning of the body.

33 services33 patients

Gonadotropin, luteinizing (reproductive hormone) level 83002

This is a blood test that measures the level of luteinizing hormone (LH). LH plays a key role in body growth and development. It's important for the proper functioning of certain glands. Irregular levels can indicate potential health issues.

33 services33 patients

Parathormone (parathyroid hormone) level 83970

The Parathormone level test measures the amount of parathyroid hormone in your blood. This hormone controls calcium and phosphorus levels in the body, which are vital for bone health. Abnormal levels may indicate issues like kidney disease or parathyroid gland disorders.

33 services33 patients

Sex hormone binding globulin (protein) level 84270

Sex hormone binding globulin (SHBG) level is a blood test that measures a specific protein in your body. This protein helps regulate certain hormones. If these hormone levels are too high or too low, it may cause health issues. The test helps assess hormone-related conditions.

33 services33 patients

Thyroid hormone, t3 measurement, free 84481

The T3 measurement, free, is a blood test that checks the level of a hormone called triiodothyronine. This hormone is produced by your thyroid, a small gland in your neck. It plays a key role in regulating your body's metabolism and energy use.

33 services33 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.

31 services31 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.

30 services30 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.

30 services30 patients

Vitamin d-3 level 82306

A Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.

23 services22 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.

22 services21 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

19 services19 patients

Testosterone (hormone) level, free 84402

A free testosterone level test measures the amount of unattached, or "free," testosterone in your blood. Testosterone is a hormone that's important for certain body functions. This test is used to check if your hormone level is in the normal range.

17 services17 patients

Testosterone (hormone) level, total 84403

A total testosterone level test measures the amount of a key hormone in your body. This hormone influences various body functions such as muscle mass, energy levels, and mood. The test involves a simple blood draw, and results help monitor health conditions.

17 services17 patients

Prolactin (milk producing hormone) level 84146

A prolactin level test measures the amount of a hormone, prolactin, in your blood. This hormone plays a role in many bodily functions, such as the creation of milk. High or low levels can indicate certain health conditions. The test involves a simple blood draw.

16 services16 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

15 services15 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

13 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37604 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

$81.53 typical visit price

range $52.64 – $160.89

Typical copayment $20.38 (range $13.16 – $40.22)

Most-billed visit code 99203

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 3

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

DR. JAMAL GERGES MAATOUK MD

Internal Medicine (Medical Oncology)

378 MARKETPLACE BLVD STE 6
JOHNSON CITY, TN 37604

Washington County (423) 656-0716

TENNESSEE ONCOLOGY

Internal Medicine

378 MARKETPLACE BLVD STE 6
JOHNSON CITY, TN 37604

Washington County (423) 656-0716

TENNESSEE ONCOLOGY, PLLC

Pharmacy (Community/Retail Pharmacy)

378 MARKETPLACE BLVD STE 6
JOHNSON CITY, TN 37604

Washington County (423) 568-8320

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 Leslie Sullins's NPI number?

The NPI number for Leslie Sullins is 1619490307. It was assigned to this individual provider in the NPPES registry on July 25, 2017.

Where is Leslie Sullins located?

Leslie Sullins practices at 378 Marketplace Blvd Ste 6, Johnson City, TN 37604. The listed phone number is (423) 656-0716.

What is Leslie Sullins's specialty?

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

Is Leslie Sullins enrolled in Medicare?

Yes. Leslie Sullins is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Leslie Sullins's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Leslie Sullins reassigns Medicare benefits to 3 organizations: State Of Franklin Healthcare Associates PLLC (Johnson City, TN), Tennessee Oncology (Chattanooga, TN) and Fast Pace Medical Clinic PLLC (Spring Hill, TN). Each 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 Leslie Sullins's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Leslie Sullins accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 4 other insurers list Leslie Sullins 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 Leslie Sullins was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.